Hi Graham, I'm guessing that the exception started soon after you upgraded the version of the release plugin installed in your local repository (probably via mvn -U or -cpu).
Wierdnesses like this seem to often have at their root a corrupted local repository. Have you tried removing your local repo, then letting Maven rebuild it? Steve Graham Leggett wrote: > Hi all, > > I am suddenly getting the following exception below when attempting to > perform a release of our project using maven v2.0.4 on Windows. > > I see there is a directory within the repository called 2.0-beta-6.rip - > is this somehow relevant? > > [INFO] > ------------------------------------------------------------------------ > [ERROR] BUILD ERROR > [INFO] > ------------------------------------------------------------------------ > [INFO] Internal error in the plugin manager executing goal > 'org.apache.maven.plugins:maven-release-plugin:2.0-beta-6:perform': Unable > to find the mojo > 'org.apache.maven.plugins:maven-release-plugin:2.0-beta-6:perform' in the > plugin 'org.apache.maven.plugins:maven-release-plugin' > org/jdom/filter/Filter > [INFO] > ------------------------------------------------------------------------ > [INFO] Trace > org.apache.maven.lifecycle.LifecycleExecutionException: Internal error in > the plugin manager executing goal > 'org.apache.maven.plugins:maven-release-plugin:2.0-beta-6:perform': Unable > to find the mojo > 'org.apache.maven.plugins:maven-release-plugin:2.0-beta-6:perform' in the > plugin 'org.apache.maven.plugins:maven-release-plugin' > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa > ultLifecycleExecutor.java:538) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandalone > Goal(DefaultLifecycleExecutor.java:488) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(Defau > ltLifecycleExecutor.java:458) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHan > dleFailures(DefaultLifecycleExecutor.java:306) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmen > ts(DefaultLifecycleExecutor.java:219) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLi > fecycleExecutor.java:140) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:256) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. > java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces > sorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:585) > at > org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315) > at org.codehaus.classworlds.Launcher.launch(Launcher.java:255) > at > org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430) > > at org.codehaus.classworlds.Launcher.main(Launcher.java:375) > Caused by: org.apache.maven.plugin.PluginManagerException: Unable to find > the mo > jo 'org.apache.maven.plugins:maven-release-plugin:2.0-beta-6:perform' in > the plu > gin 'org.apache.maven.plugins:maven-release-plugin' > at > org.apache.maven.plugin.DefaultPluginManager.getConfiguredMojo(Defaul > tPluginManager.java:533) > at > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPlugi > nManager.java:390) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa > ultLifecycleExecutor.java:534) > ... 16 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLookupExc > eption: Unable to lookup component > 'org.apache.maven.plugin.Mojoorg.apache.maven > .plugins:maven-release-plugin:2.0-beta-6:perform', it could not be started > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:339) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:440) > at > org.apache.maven.plugin.DefaultPluginManager.getConfiguredMojo(Defaul > tPluginManager.java:524) > ... 18 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLifecycle > Exception: Error starting component > at > org.codehaus.plexus.component.manager.AbstractComponentManager.startC > omponentLifecycle(AbstractComponentManager.java:109) > at > org.codehaus.plexus.component.manager.AbstractComponentManager.create > ComponentInstance(AbstractComponentManager.java:95) > at > org.codehaus.plexus.component.manager.PerLookupComponentManager.getCo > mponent(PerLookupComponentManager.java:48) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:331) > ... 20 more > Caused by: > org.codehaus.plexus.personality.plexus.lifecycle.phase.PhaseExecution > Exception: Error composing component > at > org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPha > se.execute(CompositionPhase.java:33) > at > org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(Abstract > LifecycleHandler.java:101) > at > org.codehaus.plexus.component.manager.AbstractComponentManager.startC > omponentLifecycle(AbstractComponentManager.java:105) > ... 23 more > Caused by: org.codehaus.plexus.component.composition.CompositionException: > Compo > sition failed of field releaseManager in object of type > org.apache.maven.plugins > .release.PerformReleaseMojo because the requirement > ComponentRequirement{role='o > rg.apache.maven.shared.release.ReleaseManager', roleHint='null', > fieldName='rele > aseManager'} was missing > at > org.codehaus.plexus.component.composition.FieldComponentComposer.assi > gnRequirementToField(FieldComponentComposer.java:154) > at > org.codehaus.plexus.component.composition.FieldComponentComposer.asse > mbleComponent(FieldComponentComposer.java:73) > at > org.codehaus.plexus.component.composition.DefaultComponentComposerMan > ager.assembleComponent(DefaultComponentComposerManager.java:68) > at > org.codehaus.plexus.DefaultPlexusContainer.composeComponent(DefaultPl > exusContainer.java:1486) > at > org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPha > se.execute(CompositionPhase.java:29) > ... 25 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLookupExc > eption: Unable to lookup component > 'org.apache.maven.shared.release.ReleaseManag > er', it could not be started > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:339) > at > org.codehaus.plexus.component.composition.FieldComponentComposer.assi > gnRequirementToField(FieldComponentComposer.java:129) > ... 29 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLifecycle > Exception: Error starting component > at > org.codehaus.plexus.component.manager.AbstractComponentManager.startC > omponentLifecycle(AbstractComponentManager.java:109) > at > org.codehaus.plexus.component.manager.AbstractComponentManager.create > ComponentInstance(AbstractComponentManager.java:95) > at > org.codehaus.plexus.component.manager.ClassicSingletonComponentManage > r.getComponent(ClassicSingletonComponentManager.java:92) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:331) > ... 30 more > Caused by: > org.codehaus.plexus.personality.plexus.lifecycle.phase.PhaseExecution > Exception: Error composing component > at > org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPha > se.execute(CompositionPhase.java:33) > at > org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(Abstract > LifecycleHandler.java:101) > at > org.codehaus.plexus.component.manager.AbstractComponentManager.startC > omponentLifecycle(AbstractComponentManager.java:105) > ... 33 more > Caused by: org.codehaus.plexus.component.composition.CompositionException: > Compo > sition failed of field releasePhases in object of type > org.apache.maven.shared.r > elease.DefaultReleaseManager because the requirement > ComponentRequirement{role=' > org.apache.maven.shared.release.phase.ReleasePhase', roleHint='null', > fieldName= > 'releasePhases'} was missing > at > org.codehaus.plexus.component.composition.FieldComponentComposer.assi > gnRequirementToField(FieldComponentComposer.java:154) > at > org.codehaus.plexus.component.composition.FieldComponentComposer.asse > mbleComponent(FieldComponentComposer.java:73) > at > org.codehaus.plexus.component.composition.DefaultComponentComposerMan > ager.assembleComponent(DefaultComponentComposerManager.java:68) > at > org.codehaus.plexus.DefaultPlexusContainer.composeComponent(DefaultPl > exusContainer.java:1486) > at > org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPha > se.execute(CompositionPhase.java:29) > ... 35 more > Caused by: > org.codehaus.plexus.component.repository.exception.ComponentLookupExc > eption: Unable to lookup component > 'org.apache.maven.shared.release.phase.Releas > ePhaserewrite-poms-for-release', it could not be created > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:335) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:440) > at > org.codehaus.plexus.DefaultPlexusContainer.lookupMap(DefaultPlexusCon > tainer.java:390) > at > org.codehaus.plexus.component.composition.FieldComponentComposer.assi > gnRequirementToField(FieldComponentComposer.java:103) > ... 39 more > Caused by: > org.codehaus.plexus.component.factory.ComponentInstantiationException > : Could not instanciate component: role: > 'org.apache.maven.shared.release.phase. > ReleasePhase', implementation: > 'org.apache.maven.shared.release.phase.RewritePom > sForReleasePhase', role hint: 'rewrite-poms-for-release' > at > org.codehaus.plexus.component.factory.java.JavaComponentFactory.makeE > xception(JavaComponentFactory.java:77) > at > org.codehaus.plexus.component.factory.java.JavaComponentFactory.newIn > stance(JavaComponentFactory.java:62) > at > org.codehaus.plexus.DefaultPlexusContainer.createComponentInstance(De > faultPlexusContainer.java:1464) > at > org.codehaus.plexus.component.manager.AbstractComponentManager.create > ComponentInstance(AbstractComponentManager.java:93) > at > org.codehaus.plexus.component.manager.ClassicSingletonComponentManage > r.getComponent(ClassicSingletonComponentManager.java:92) > at > org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContai > ner.java:331) > ... 42 more > Caused by: java.lang.NoClassDefFoundError: org/jdom/filter/Filter > at java.lang.Class.getDeclaredConstructors0(Native Method) > at java.lang.Class.privateGetDeclaredConstructors(Class.java:2357) > at java.lang.Class.getConstructor0(Class.java:2671) > at java.lang.Class.newInstance0(Class.java:321) > at java.lang.Class.newInstance(Class.java:303) > at > org.codehaus.plexus.component.factory.java.JavaComponentFactory.newIn > stance(JavaComponentFactory.java:44) > ... 46 more > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: 11 minutes 22 seconds > [INFO] Finished at: Mon Jun 04 16:04:28 CAT 2007 > [INFO] Final Memory: 6M/12M > [INFO] > ------------------------------------------------------------------------ > > Regards, > Graham --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]