NullPointerException at NearestVersionConflictResolver.selectVersion() ----------------------------------------------------------------------
Key: MNG-4798 URL: http://jira.codehaus.org/browse/MNG-4798 Project: Maven 2 & 3 Issue Type: Bug Affects Versions: 3.0-beta-3 Environment: Maven 3 beta-3, Linux, Java 1.6.0_21 Reporter: Jochen Stiepel this error only occurs with Maven 3 beta-3 but not Maven 3 beta-2. Maby it is related to this error, but has a different stacktrace: MNG-4779 [ERROR] Internal error: java.lang.NullPointerException -> [Help 1] org.apache.maven.InternalErrorException: Internal error: java.lang.NullPointerException at org.apache.maven.lifecycle.internal.BuilderCommon.handleBuildError(BuilderCommon.java:141) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:99) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59) at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:315) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:152) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:445) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:168) at org.apache.maven.cli.MavenCli.main(MavenCli.java:132) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:600) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) Caused by: java.lang.NullPointerException at org.sonatype.aether.util.graph.transformer.NearestVersionConflictResolver.selectVersion(NearestVersionConflictResolver.java:218) at org.sonatype.aether.util.graph.transformer.NearestVersionConflictResolver.transformGraph(NearestVersionConflictResolver.java:81) at org.sonatype.aether.util.graph.transformer.ChainedDependencyGraphTransformer.transformGraph(ChainedDependencyGraphTransformer.java:76) at org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:246) at org.sonatype.aether.impl.internal.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:265) at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:117) at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.getDependencies(LifecycleDependencyResolver.java:202) at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveProjectDependencies(LifecycleDependencyResolver.java:141) at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveDependencies(LifecycleDependencyResolver.java:118) at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveDependencies(LifecycleDependencyResolver.java:82) at org.apache.maven.lifecycle.internal.BuilderCommon.resolveBuildPlan(BuilderCommon.java:130) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:83) ... 16 more -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira