Fixed exceptions in System Log by deleting rogue .jpi file and enabling JavaDoc plugin.
Will wait and see if that fixes the crashes. David From: jenkinsci-users@googlegroups.com [mailto:jenkinsci-users@googlegroups.com] On Behalf Of David Aldrich Sent: 27 March 2014 10:24 To: jenkinsci-users@googlegroups.com Subject: Our Jenkins instance keeps crashing Hi Jenkins is crashing on me several times a day. I am running Jenkins 1.552 on Centos 5, in a VM. Jenkins used to be stable for us. The only symptom I see is that my browser shows: "An internal server error occurred. Please try again later." I don't know where to start debugging this. The Jenkins system log has several severe errors/warnings: Mar 27, 2014 10:13:32 AM SEVERE jenkins.InitReactorRunner$1 onTaskFailed Failed Inspecting plugin /var/lib/jenkins/plugins/uploaded2537880836547508584.jpi java.io.IOException: Failed to expand /var/lib/jenkins/plugins/uploaded2537880836547508584.jpi at hudson.ClassicPluginStrategy.explode(ClassicPluginStrategy.java:430) at hudson.ClassicPluginStrategy.createPluginWrapper(ClassicPluginStrategy.java:128) at hudson.PluginManager$1$3$1.run(PluginManager.java:237) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:169) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:282) at jenkins.model.Jenkins$7.runTask(Jenkins.java:899) at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:210) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) and: Mar 27, 2014 10:13:35 AM WARNING hudson.ExtensionFinder$Sezpoz scout Failed to scout hudson.maven.MavenModuleSet java.lang.NoClassDefFoundError: hudson/tasks/JavadocArchiver at hudson.maven.MavenModuleSet$DescriptorImpl.<clinit>(MavenModuleSet.java:1322) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at hudson.ExtensionFinder$Sezpoz.scout(ExtensionFinder.java:680) at hudson.ClassicPluginStrategy.findComponents(ClassicPluginStrategy.java:311) at hudson.ExtensionList.load(ExtensionList.java:295) at hudson.ExtensionList.ensureLoaded(ExtensionList.java:248) at hudson.ExtensionList.iterator(ExtensionList.java:138) at hudson.ClassicPluginStrategy.findComponents(ClassicPluginStrategy.java:310) at hudson.ExtensionList.load(ExtensionList.java:295) at hudson.ExtensionList.ensureLoaded(ExtensionList.java:248) at hudson.ExtensionList.iterator(ExtensionList.java:138) at jenkins.metrics.api.Metrics.postInitialize(Metrics.java:286) at hudson.PluginManager$2$1$2.run(PluginManager.java:373) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:169) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:282) at jenkins.model.Jenkins$7.runTask(Jenkins.java:899) at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:210) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.ClassNotFoundException: hudson.tasks.JavadocArchive Any suggestions what I should do please? Best regards David Click here<https://www.mailcontrol.com/sr/3!E5NFrSgRvGX2PQPOmvUn0PzDqJDjTiI3TxHdp4XbFIPW90YBWeuJrmx3H0qkiWs0mx5zUqxysfmF8UmgH1OQ==> to report this email as spam. -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-users+unsubscr...@googlegroups.com<mailto:jenkinsci-users+unsubscr...@googlegroups.com>. For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.