[MRELEASE-684] mvn release branch causes NullPointerException in RewritePomsForBranchPhase translateScm

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Cannot Reproduce
• Affects Version/s: 2.1
• Component/s: branch
• Assignee: Robert Scholte
• Reporter: Joakim Sandstroem
• Created: 15/Jun/11 06:00
• Updated: 27/Jun/13 14:48
• Resolved: 27/Jun/13 14:47

Description

• I have a main pom with multiple modules, the scm tag is only defined in the main pom

1. cd tags/app-1.0
2. mvn release:branch -DbranchName=1.0.x -DupdateBranchVersions=true -DupdateWorkingCopyVersions=false -e -X

   [INFO] BUILD FAILURE
   [INFO] ------------------------------------------------------------------------
   [INFO] Total time: 43.785s
   [INFO] Finished at: Wed Jun 15 13:34:10 EEST 2011
   [INFO] Final Memory: 12M/309M
   [INFO] ------------------------------------------------------------------------
   [ERROR] Failed to execute goal org.apache.maven.plugins:maven-release-plugin:2.1:branch (default-cli) on project aktia-netbank: Execution default-cli of goal org.apache.maven.plugins:maven-release-plugin:2.1:branch failed. NullPointerException -> [Help 1]
   org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-release-plugin:2.1:branch (default-cli) on project aktia-netbank: Execution default-cli of goal org.apache.maven.plugins:maven-release-plugin:2.1:branch failed.
   	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:225)
   	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
   	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
   	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
   	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:319)
   	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
   	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
   	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
   	at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
   	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:597)
   	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: org.apache.maven.plugin.PluginExecutionException: Execution default-cli of goal org.apache.maven.plugins:maven-release-plugin:2.1:branch failed.
   	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:110)
   	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
   	... 19 more
   Caused by: java.lang.NullPointerException
   	at org.apache.maven.shared.release.phase.RewritePomsForBranchPhase.translateScm(RewritePomsForBranchPhase.java:123)
   	at org.apache.maven.shared.release.phase.RewritePomsForBranchPhase.transformScm(RewritePomsForBranchPhase.java:62)
   	at org.apache.maven.shared.release.phase.AbstractRewritePomsPhase.transformDocument(AbstractRewritePomsPhase.java:312)
   	at org.apache.maven.shared.release.phase.AbstractRewritePomsPhase.transformProject(AbstractRewritePomsPhase.java:215)
   	at org.apache.maven.shared.release.phase.AbstractRewritePomsPhase.transform(AbstractRewritePomsPhase.java:121)
   	at org.apache.maven.shared.release.phase.AbstractRewritePomsPhase.execute(AbstractRewritePomsPhase.java:104)
   	at org.apache.maven.shared.release.DefaultReleaseManager.branch(DefaultReleaseManager.java:389)
   	at org.apache.maven.shared.release.DefaultReleaseManager.branch(DefaultReleaseManager.java:360)
   	at org.apache.maven.plugins.release.BranchReleaseMojo.execute(BranchReleaseMojo.java:235)
   	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
   	... 20 more
   [ERROR] 
   [ERROR] 
   [ERROR] For more information about the errors and possible solutions, please read the following articles:
   [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException