Stack-trace java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:298) at org.kohsuke.stapler.interceptor.RequirePOST$Processor.invoke(RequirePOST.java:46) at org.kohsuke.stapler.Function$InterceptedFunction.invoke(Function.java:399) at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:161) at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:96) at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:121) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876) at org.kohsuke.stapler.MetaClass$6.doDispatch(MetaClass.java:249) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649) at org.kohsuke.stapler.Stapler.service(Stapler.java:238) at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:686) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1494) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:123) at org.jenkinsci.plugins.modernstatus.ModernStatusFilter.doFilter(ModernStatusFilter.java:52) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120) at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:202) at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:180) at net.bull.javamelody.PluginMonitoringFilter.doFilter(PluginMonitoringFilter.java:85) at org.jvnet.hudson.plugins.monitoring.HudsonMonitoringFilter.doFilter(HudsonMonitoringFilter.java:89) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120) at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:58) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120) at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:114) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:48) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84) at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:93) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249) at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76) at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:164) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:370) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489) at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:960) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1021) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:662) Caused by: java.lang.RuntimeException: Failed to serialize jenkins.model.Jenkins#views for class hudson.model.Hudson at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82) at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37) at com.thoughtworks.xstream.XStream.marshal(XStream.java:1026) at com.thoughtworks.xstream.XStream.marshal(XStream.java:1015) at com.thoughtworks.xstream.XStream.toXML(XStream.java:988) at hudson.XmlFile.write(XmlFile.java:178) at jenkins.model.Jenkins.save(Jenkins.java:2757) at hudson.model.ViewGroupMixIn.deleteView(ViewGroupMixIn.java:90) at jenkins.model.Jenkins.deleteView(Jenkins.java:1475) at hudson.model.View.doDoDelete(View.java:979) ... 84 more Caused by: java.lang.RuntimeException: Failed to serialize org.jenkinsci.plugins.environmentdashboard.EnvDashboardView#conn for class org.jenkinsci.plugins.environmentdashboard.EnvDashboardView at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 101 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.jdbc.JdbcConnection#session for class org.h2.jdbc.JdbcConnection at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 116 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.engine.Session#database for class org.h2.engine.Session at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 125 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.engine.Database#schemas for class org.h2.engine.Database at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 134 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.schema.Schema#tablesAndViews for class org.h2.schema.Schema at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:79) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 143 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.mvstore.db.MVTable#primaryIndex for class org.h2.mvstore.db.MVTable at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:79) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 158 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.mvstore.db.MVPrimaryIndex#dataMap for class org.h2.mvstore.db.MVPrimaryIndex at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 173 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.mvstore.db.TransactionStore$TransactionMap#map for class org.h2.mvstore.db.TransactionStore$TransactionMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 182 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.mvstore.MVMap#store for class org.h2.mvstore.MVMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 191 more Caused by: java.lang.RuntimeException: Failed to serialize org.h2.mvstore.MVStore#backgroundWriterThread for class org.h2.mvstore.MVStore at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 200 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#group for class org.h2.mvstore.MVStore$BackgroundWriterThread at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 209 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadGroup#parent for class java.lang.ThreadGroup at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 218 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadGroup#threads for class java.lang.ThreadGroup at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 227 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#threadLocals for class java.lang.ref.Finalizer$FinalizerThread at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 236 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadLocal$ThreadLocalMap#table for class java.lang.ThreadLocal$ThreadLocalMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 251 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.lang.ThreadLocal$ThreadLocalMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 260 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel$1#this$0 for class hudson.remoting.Channel$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 275 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel#transport for class hudson.remoting.Channel at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 284 more Caused by: java.lang.RuntimeException: Failed to serialize org.jenkinsci.remoting.nio.NioChannelHub$NioTransport#swimLane for class org.jenkinsci.remoting.nio.NioChannelHub$MonoNioTransport at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 293 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.SingleLaneExecutorService#base for class hudson.remoting.SingleLaneExecutorService at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 302 more Caused by: java.lang.RuntimeException: Failed to serialize jenkins.util.InterceptingExecutorService#base for class jenkins.util.ContextResettingExecutorService at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 311 more Caused by: java.lang.RuntimeException: Failed to serialize java.util.concurrent.ThreadPoolExecutor#workers for class java.util.concurrent.ThreadPoolExecutor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 320 more Caused by: java.lang.RuntimeException: Failed to serialize java.util.concurrent.ThreadPoolExecutor$Worker#thread for class java.util.concurrent.ThreadPoolExecutor$Worker at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 329 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#contextClassLoader for class java.lang.Thread at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 344 more Caused by: java.lang.RuntimeException: Failed to serialize org.eclipse.jetty.webapp.WebAppClassLoader#_context for class org.eclipse.jetty.webapp.WebAppClassLoader at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 353 more Caused by: java.lang.RuntimeException: Failed to serialize org.eclipse.jetty.server.handler.AbstractHandler#_server for class winstone.HostConfiguration$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 362 more Caused by: java.lang.RuntimeException: Failed to serialize org.eclipse.jetty.util.component.AggregateLifeCycle#_beans for class org.eclipse.jetty.server.Server at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 371 more Caused by: java.lang.RuntimeException: Failed to serialize org.eclipse.jetty.util.component.AggregateLifeCycle$Bean#_bean for class org.eclipse.jetty.util.component.AggregateLifeCycle$Bean at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 380 more Caused by: java.lang.RuntimeException: Failed to serialize org.eclipse.jetty.util.thread.ExecutorThreadPool#_executor for class org.eclipse.jetty.util.thread.ExecutorThreadPool at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 395 more Caused by: java.lang.RuntimeException: Failed to serialize winstone.BoundedExecutorService#base for class winstone.BoundedExecutorService at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 404 more Caused by: java.lang.RuntimeException: Failed to serialize java.util.concurrent.ThreadPoolExecutor#workers for class java.util.concurrent.ThreadPoolExecutor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 413 more Caused by: java.lang.RuntimeException: Failed to serialize java.util.concurrent.ThreadPoolExecutor$Worker#thread for class java.util.concurrent.ThreadPoolExecutor$Worker at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 422 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#threadLocals for class java.lang.Thread at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 437 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadLocal$ThreadLocalMap#table for class java.lang.ThreadLocal$ThreadLocalMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 446 more Caused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.lang.ThreadLocal$ThreadLocalMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 455 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InjectorImpl$1#this$0 for class com.google.inject.internal.InjectorImpl$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 470 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InjectorImpl#state for class com.google.inject.internal.InjectorImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 479 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InheritingState#explicitBindingsMutable for class com.google.inject.internal.InheritingState at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 488 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.BindingImpl#internalFactory for class com.google.inject.internal.ConstructorBindingImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:79) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 497 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InternalFactoryToProviderAdapter#provider for class com.google.inject.internal.InternalFactoryToProviderAdapter at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 512 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.ExtensionFinder$GuiceFinder$FaultTolerantScope$1#val$base for class hudson.ExtensionFinder$GuiceFinder$FaultTolerantScope$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 521 more Caused by: java.lang.RuntimeException: Failed to serialize com.google.inject.Scopes$1$1#instance for class com.google.inject.Scopes$1$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 530 more Caused by: java.lang.RuntimeException: Failed to serialize jenkins.slaves.JnlpSlaveAgentProtocol#hub for class jenkins.slaves.JnlpSlaveAgentProtocol at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 539 more Caused by: java.lang.RuntimeException: Failed to serialize jenkins.slaves.NioChannelSelector#hub for class jenkins.slaves.NioChannelSelector at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 548 more Caused by: java.lang.RuntimeException: Failed to serialize org.jenkinsci.remoting.nio.NioChannelHub#selector for class org.jenkinsci.remoting.nio.NioChannelHub at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 557 more Caused by: java.lang.RuntimeException: Failed to serialize sun.nio.ch.SelectorImpl#keys for class sun.nio.ch.EPollSelectorImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 566 more Caused by: java.lang.RuntimeException: Failed to serialize java.nio.channels.SelectionKey#attachment for class sun.nio.ch.SelectionKeyImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 575 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.AbstractByteArrayCommandTransport#channel for class org.jenkinsci.remoting.nio.NioChannelHub$MonoNioTransport at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 590 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel#exportedObjects for class hudson.remoting.Channel at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 599 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.ExportTable#table for class hudson.remoting.ExportTable at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 608 more Caused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.ExportTable$Entry#object for class hudson.remoting.ExportTable$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:214) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:182) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:138) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:108) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:79) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 617 more Caused by: com.thoughtworks.xstream.converters.reflection.ObjectAccessException: Could not call hudson.remoting.JarLoaderImpl.writeReplace() : null at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteReplace(SerializationMethodInvoker.java:95) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:99) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:223) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:210) ... 632 more Caused by: java.lang.NullPointerException at hudson.remoting.JarLoaderImpl.writeReplace(JarLoaderImpl.java:104) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteReplace(SerializationMethodInvoker.java:89) ... 638 more