java.util.ConcurrentModificationException

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  • Encountered the following error during startup. Some jobs do start, some jobs don't. Restarting hudson seems to solve the problemm. SEVERE: Failed Loading job job-58 hudson.util.IOException2: Unable to read /data/hudson/workspace/jobs/job-58/config.xml at hudson.XmlFile.read(XmlFile.java:135) at hudson.model.Items.load(Items.java:114) at jenkins.model.Jenkins$14.run(Jenkins.java:2180) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259) at jenkins.model.Jenkins$5.runTask(Jenkins.java:724) 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$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662) Caused by: com.thoughtworks.xstream.converters.ConversionException: null : null ---- Debugging information ---- cause-exception : java.util.ConcurrentModificationException cause-message : null class : hudson.model.FreeStyleProject required-type : hudson.util.DescribableList path : /project/publishers/hudson.tasks.Mailer line number : 64 ------------------------------- at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:89) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at hudson.util.RobustReflectionConverter.unmarshalField(RobustReflectionConverter.java:290) at hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:233) at hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:180) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:137) at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:33) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:926) at hudson.util.XStream2.unmarshal(XStream2.java:84) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:912) at com.thoughtworks.xstream.XStream.fromXML(XStream.java:864) at hudson.XmlFile.read(XmlFile.java:131) ... 10 more Caused by: java.util.ConcurrentModificationException at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1100) at java.util.TreeMap$KeyIterator.next(TreeMap.java:1154) at com.thoughtworks.xstream.core.util.PrioritizedList$PrioritizedItemIterator.next(PrioritizedList.java:91) at com.thoughtworks.xstream.core.DefaultConverterLookup.lookupConverterForType(DefaultConverterLookup.java:62) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:66) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.readItem(AbstractCollectionConverter.java:71) at hudson.util.CopyOnWriteList$ConverterImpl.unmarshal(CopyOnWriteList.java:189) at hudson.util.DescribableList$ConverterImpl.unmarshal(DescribableList.java:245) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) ... 27 more
    via by Jesse Brand,
    • java.util.ConcurrentModificationException at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1100) at java.util.TreeMap$KeyIterator.next(TreeMap.java:1154) at com.aptana.editor.php.internal.contentAssist.ContentAssistUtils.initializeBuiltinsIndex(ContentAssistUtils.java:286) at com.aptana.editor.php.internal.contentAssist.ContentAssistUtils.selectModelElements(ContentAssistUtils.java:84) at com.aptana.editor.php.internal.ui.hover.PHPTextHover.getPHPElementsAt(PHPTextHover.java:195) at com.aptana.editor.php.internal.ui.hover.PHPTextHover.getHoverInfo2(PHPTextHover.java:155) at com.aptana.editor.common.CommonSourceViewerConfiguration$TextHover.getHoverInfo2(CommonSourceViewerConfiguration.java:673) at org.eclipse.jface.text.TextViewerHoverManager$4.run(TextViewerHoverManager.java:166)

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