java.lang.NullPointerException

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  • Here is the stacktrace: 2009-05-27 14:46:50,645 [https://intranet.xwikisas.com/xwiki/bin/view/Main/WebHome] [DefaultQuartzScheduler_Worker-5] ERROR watchlist.WatchListPlugin - WatchList job xwiki:Scheduler.WatchListJob1 exception while initializing watchlist job java.lang.NullPointerException at org.xwiki.configuration.internal.DefaultConfigurationSourceCollection.initialize(DefaultConfigurationSourceCollection.java:63) at org.xwiki.plexus.lifecycle.phase.InitializePhase.execute(InitializePhase.java:44) at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128) at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142) at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132) at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90) at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:283) at org.codehaus.plexus.component.composition.AbstractComponentComposer.findRequirement(AbstractComponentComposer.java:241) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirementToField(FieldComponentComposer.java:66) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirement(FieldComponentComposer.java:57) at org.codehaus.plexus.component.composition.AbstractComponentComposer.assembleComponent(AbstractComponentComposer.java:143) at org.codehaus.plexus.component.composition.DefaultComponentComposerManager.assembleComponent(DefaultComponentComposerManager.java:71) [Wed May 27 2009 15:07:28] ... java.lang.NullPointerException at org.xwiki.configuration.internal.DefaultConfigurationSourceCollection.initialize(DefaultConfigurationSourceCollection.java:63) at org.xwiki.plexus.lifecycle.phase.InitializePhase.execute(InitializePhase.java:44) at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128) at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142) at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132) at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90) at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:283) at org.codehaus.plexus.component.composition.AbstractComponentComposer.findRequirement(AbstractComponentComposer.java:241) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirementToField(FieldComponentComposer.java:66) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirement(FieldComponentComposer.java:57) at org.codehaus.plexus.component.composition.AbstractComponentComposer.assembleComponent(AbstractComponentComposer.java:143) at org.codehaus.plexus.component.composition.DefaultComponentComposerManager.assembleComponent(DefaultComponentComposerManager.java:71) at org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPhase.execute(CompositionPhase.java:46) at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128) at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142) at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132) at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90) at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:277) at org.xwiki.plexus.manager.PlexusComponentManager.lookup(PlexusComponentManager.java:76) at com.xpn.xwiki.web.Utils.getComponent(Utils.java:545) at com.xpn.xwiki.web.Utils.getComponent(Utils.java:565) at com.xpn.xwiki.doc.XWikiDocument.getDefaultDocumentSyntax(XWikiDocument.java:5067) at com.xpn.xwiki.doc.XWikiDocument.<init>(XWikiDocument.java:420) at com.xpn.xwiki.doc.XWikiDocument.<init>(XWikiDocument.java:383) at com.xpn.xwiki.doc.XWikiDocument.<init>(XWikiDocument.java:371) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:1366) at com.xpn.xwiki.plugin.scheduler.GroovyJob.execute(GroovyJob.java:72) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:529)
    via by Raffaello Pelagalli,
    • java.lang.NullPointerException at org.xwiki.configuration.internal.DefaultConfigurationSourceCollection.initialize(DefaultConfigurationSourceCollection.java:63) at org.xwiki.plexus.lifecycle.phase.InitializePhase.execute(InitializePhase.java:44) at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128) at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142) at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132) at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90) at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:283) at org.codehaus.plexus.component.composition.AbstractComponentComposer.findRequirement(AbstractComponentComposer.java:241) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirementToField(FieldComponentComposer.java:66) at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirement(FieldComponentComposer.java:57) at org.codehaus.plexus.component.composition.AbstractComponentComposer.assembleComponent(AbstractComponentComposer.java:143) at org.codehaus.plexus.component.composition.DefaultComponentComposerManager.assembleComponent(DefaultComponentComposerManager.java:71)
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