NPE in ArtifactUtils#artifactMapByVersionlessId(Collection artifacts)
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Key: MNG-648
URL: http://jira.codehaus.org/browse/MNG-648
Project: Maven 2
Type: Bug
Components: maven-artifact
Versions: 2.0-beta-1
Reporter: Vincent Siveton
Executing the following calls throws an NPE:
#components\maven-core>m2 site:site
Same thing for the test case:
#components\maven-plugins\maven-site-plugin\src\test\projects\site-plugin-test1>m2
site:site
Stack trace:
java.lang.NullPointerException
at
org.apache.maven.artifact.ArtifactUtils.artifactMapByVersionlessId(ArtifactUtils.java:57)
at
org.apache.maven.project.MavenProject.getReportArtifactMap(MavenProject.java:863)
at
org.apache.maven.plugin.DefaultPluginManager.getReports(DefaultPluginManager.java:410)
at org.apache.maven.doxia.DoxiaMojo.getReports(DoxiaMojo.java:913)
at org.apache.maven.doxia.DoxiaMojo.execute(DoxiaMojo.java:213)
at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:368)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:172)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:153)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:136)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:106)
at org.apache.maven.DefaultMaven.processProject(DefaultMaven.java:294)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:202)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:267)
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:303)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:243)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:416)
at org.codehaus.classworlds.Launcher.main(Launcher.java:363)
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