master57185|WARNING: Exception thrown during refresh
master57185|com.google.common.cache.CacheLoader$InvalidCacheLoadException: CacheLoader returned null for key expected_pier.
master57185|	at com.google.common.cache.LocalCache$Segment.getAndRecordStats(LocalCache.java:2383)
master57185|	at com.google.common.cache.LocalCache$Segment$1.run(LocalCache.java:2362)
master57185|	at com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:253)
master57185|	at com.google.common.util.concurrent.ExecutionList$RunnableExecutorPair.execute(ExecutionList.java:149)
master57185|	at com.google.common.util.concurrent.ExecutionList.add(ExecutionList.java:105)
master57185|	at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:155)
master57185|	at com.google.common.cache.LocalCache$Segment.loadAsync(LocalCache.java:2357)
master57185|	at com.google.common.cache.LocalCache$Segment.refresh(LocalCache.java:2421)
master57185|	at com.google.common.cache.LocalCache.refresh(LocalCache.java:4123)
master57185|	at com.google.common.cache.LocalCache$LocalLoadingCache.refresh(LocalCache.java:4870)
master57185|	at io.jenkins.blueocean.rest.impl.pipeline.Caches$ListenerImpl.onUpdated(Caches.java:65)
master57185|	at hudson.model.listeners.ItemListener$3.apply(ItemListener.java:229)
master57185|	at hudson.model.listeners.ItemListener$3.apply(ItemListener.java:227)
master57185|	at hudson.model.listeners.ItemListener.fireOnUpdated(ItemListener.java:227)
master57185|	at hudson.model.listeners.ItemListener.forAll(ItemListener.java:180)
master57185|	at hudson.model.Job.doConfigSubmit(Job.java:1316)
master57185|	at hudson.model.AbstractProject.doConfigSubmit(AbstractProject.java:792)
master57185|	at java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:627)
master57185|	at org.kohsuke.stapler.Function$MethodFunction.invoke(Function.java:343)
master57185|	at org.kohsuke.stapler.interceptor.RequirePOST$Processor.invoke(RequirePOST.java:52)
master57185|	at org.kohsuke.stapler.PreInvokeInterceptedFunction.invoke(PreInvokeInterceptedFunction.java:26)
master57185|	at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:184)
master57185|	at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:129)
master57185|	at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:117)
master57185|	at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
master57185|	at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
master57185|	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
master57185|	at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:248)
master57185|	at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
master57185|	at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
master57185|	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
master57185|	at org.kohsuke.stapler.Stapler.service(Stapler.java:238)
master57185|	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
master57185|	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
master57185|	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)
master57185|	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)
master57185|	at org.jenkinsci.plugins.ssegateway.Endpoint$SSEListenChannelFilter.doFilter(Endpoint.java:225)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)
master57185|	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
master57185|	at io.jenkins.blueocean.ResourceCacheControl.doFilter(ResourceCacheControl.java:134)
master57185|	at io.jenkins.blueocean.auth.jwt.impl.JwtAuthenticationFilter.doFilter(JwtAuthenticationFilter.java:51)
master57185|	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
master57185|	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
master57185|	at jenkins.metrics.impl.MetricsFilter.doFilter(MetricsFilter.java:125)
master57185|	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:138)
master57185|	at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:49)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)
master57185|	at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:90)
master57185|	at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:82)
master57185|	at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
master57185|	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
master57185|	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
master57185|	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
master57185|	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:553)
master57185|	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)
master57185|	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
master57185|	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
master57185|	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
master57185|	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
master57185|	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
master57185|	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
master57185|	at org.eclipse.jetty.server.Server.handle(Server.java:499)
master57185|	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
master57185|	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)
master57185|	at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)
master57185|	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
master57185|	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
master57185|	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
master57185|	at java.lang.Thread.run(Thread.java:748)