Jul 30, 2013 10:36:40 AM jenkins.InitReactorRunner$1 onTaskFailed
SEVERE: Failed Loading job dacodi_model-production
hudson.util.IOException2: Unable to read /home/tomcat7/.jenkins/jobs/dacodi_model-production/config.xml
	at hudson.XmlFile.read(XmlFile.java:147)
	at hudson.model.Items.load(Items.java:220)
	at jenkins.model.Jenkins$18.run(Jenkins.java:2553)
	at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146)
	at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259)
	at jenkins.model.Jenkins$7.runTask(Jenkins.java:895)
	at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187)
	at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:636)
Caused by: com.thoughtworks.xstream.converters.ConversionException: null : null
---- Debugging information ----
cause-exception     : java.lang.NullPointerException
cause-message       : null
class               : org.jruby.runtime.builtin.IRubyObject
required-type       : org.jruby.runtime.builtin.IRubyObject
converter-type      : org.jenkinsci.jruby.JRubyXStreamConverter
path                : /project/buildWrappers/ruby-proxy-object/ruby-object
line number         : 125
class[1]            : org.jenkinsci.jruby.JRubyMapper$DynamicProxy
converter-type[1]   : org.jenkinsci.jruby.JavaProxyConverter
class[2]            : hudson.util.DescribableList
converter-type[2]   : hudson.util.DescribableList$ConverterImpl
class[3]            : hudson.model.FreeStyleProject
converter-type[3]   : hudson.util.RobustReflectionConverter
version             : null
-------------------------------
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:79)
	at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:65)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:66)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:50)
	at org.jenkinsci.jruby.JavaProxyConverter.unmarshal(JavaProxyConverter.java:60)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:72)
	at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:65)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:66)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:50)
	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.readItem(AbstractCollectionConverter.java:71)
	at hudson.util.CopyOnWriteList$ConverterImpl.unmarshal(CopyOnWriteList.java:193)
	at hudson.util.DescribableList$ConverterImpl.unmarshal(DescribableList.java:263)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:72)
	at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:65)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:66)
	at hudson.util.RobustReflectionConverter.unmarshalField(RobustReflectionConverter.java:333)
	at hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:275)
	at hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:222)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:72)
	at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:65)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:66)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:50)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:134)
	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:32)
	at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:1061)
	at hudson.util.XStream2.unmarshal(XStream2.java:109)
	at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:1045)
	at com.thoughtworks.xstream.XStream.fromXML(XStream.java:925)
	at hudson.XmlFile.read(XmlFile.java:143)
	... 10 more
Caused by: java.lang.NullPointerException
	at ruby.RubyPluginRuntimeResolver.unmarshal(RubyPluginRuntimeResolver.java:25)
	at org.jenkinsci.jruby.JRubyXStreamConverter.unmarshal(JRubyXStreamConverter.java:82)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:72)
	... 38 more