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https://jira.codehaus.org/browse/MANTRUN-164?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=275397#comment-275397
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Dennis Lundberg commented on MANTRUN-164:
-----------------------------------------
Hi Lee,
We really need more than a stack trace to be able to figure out what is going
wrong. At the very least we need a sample project with a POM, that we can use
to test your problem.
> NullPointer if POM description tag is missing
> ---------------------------------------------
>
> Key: MANTRUN-164
> URL: https://jira.codehaus.org/browse/MANTRUN-164
> Project: Maven 2.x Antrun Plugin
> Issue Type: Bug
> Affects Versions: 1.6
> Reporter: Lee Butts
>
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-antrun-plugin:1.6:run (cobertura-report)
> on project all: Error executing ant tasks: null
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:217)
> 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.jvnet.hudson.maven3.launcher.Maven3Launcher.main(Maven3Launcher.java:79)
> 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.launchStandard(Launcher.java:329)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:239)
> at org.jvnet.hudson.maven3.agent.Maven3Main.launch(Maven3Main.java:158)
> at hudson.maven.Maven3Builder.call(Maven3Builder.java:126)
> at hudson.maven.Maven3Builder.call(Maven3Builder.java:73)
> at hudson.remoting.UserRequest.perform(UserRequest.java:118)
> at hudson.remoting.UserRequest.perform(UserRequest.java:48)
> at hudson.remoting.Request$2.run(Request.java:287)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> Caused by: org.apache.maven.plugin.MojoExecutionException: Error executing
> ant tasks: null
> at
> org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:287)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
> ... 27 more
> Caused by: java.lang.NullPointerException
> at java.util.Hashtable.put(Hashtable.java:394)
> at
> org.apache.tools.ant.PropertyHelper.setProperty(PropertyHelper.java:330)
> at org.apache.tools.ant.Project.setProperty(Project.java:507)
> at
> org.apache.maven.plugin.antrun.AntRunMojo.copyProperties(AntRunMojo.java:359)
> at
> org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:263)
> ... 29 more
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