[ http://jira.codehaus.org/browse/MNG-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Brett Porter updated MNG-3471: ------------------------------ Fix Version/s: 2.0.x > NullPointerException when version ranges overlap on snapshot. > ------------------------------------------------------------- > > Key: MNG-3471 > URL: http://jira.codehaus.org/browse/MNG-3471 > Project: Maven 2 > Issue Type: Bug > Components: Artifacts and Repositories, Errors > Affects Versions: 2.0.8 > Reporter: Scott Myron > Priority: Minor > Fix For: 2.0.x > > Attachments: projects.zip > > > I have 2 projects that have conflicting dependency definitions of the same > artifact (in the attached demo, project 'a' and 'b'). Project 'a' has a > dependency on project 'c' with the version range [1,2). However, project > 'b''s dependency on 'c' is specified with version [2.0.0-SNAPSHOT,3). Project > 'b' also has a dependency on 'a'. The different version ranges were a bug on > my part, they should have been the same. However, it causes the following > issue. When I try to run "mvn dependency:analyze" or "mvn eclipse:eclipse" > (or probably any maven command which resolves the dependencies of project > 'b'. I get the following exception: > java.lang.NullPointerException > at > org.apache.maven.artifact.resolver.DefaultArtifactCollector.recurse(DefaultArtifactCollector.java:199) > at > org.apache.maven.artifact.resolver.DefaultArtifactCollector.recurse(DefaultArtifactCollector.java:370) > at > org.apache.maven.artifact.resolver.DefaultArtifactCollector.collect(DefaultArtifactCollector.java:76) > at > org.apache.maven.plugin.ide.AbstractIdeSupportMojo.doDependencyResolution(AbstractIdeSupportMojo.java:543) > at > org.apache.maven.plugin.eclipse.EclipsePlugin.doDependencyResolution(EclipsePlugin.java:1526) > at > org.apache.maven.plugin.ide.AbstractIdeSupportMojo.execute(AbstractIdeSupportMojo.java:490) > at > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:447) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:493) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:463) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:333) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:126) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:282) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.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) > To reproduce: > 1. Download the attached zip and extract it. > 2. Run 'mvn install' on 'c-1.0.0' > 3. Run 'mvn install' on 'c-2.0.0' > 4. Run 'mvn install' on 'a' > 5. Try running 'mvn eclipse:eclipse" or "mvn dependency:analyze" on 'b'. > <--- You should receive the exception here. -- 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