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https://issues.apache.org/jira/browse/MNG-5949?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15060755#comment-15060755
]
Axel Fontaine commented on MNG-5949:
------------------------------------
I tried both 2.6 and 2.7, same behavior.
This is the complete stack trace if it helps:
[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-resources-plugin:2.6:resources
(default-resources) on project proj-base: Cannot create resource output
directory: /var/lib/jenkins/workspace/proj/proj-base/target/classes -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal
org.apache.maven.plugins:maven-resources-plugin:2.6:resources
(default-resources) on project proj-base: Cannot create resource output
directory: /var/lib/jenkins/workspace/proj/proj-base/target/classes
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)
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:116)
at
org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:185)
at
org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at hudson.remoting.UserRequest.deserialize(UserRequest.java:185)
at java.lang.Thread.run(Thread.java:745)
at hudson.remoting.UserRequest.perform(UserRequest.java:99)
Caused by: org.apache.maven.plugin.MojoExecutionException: Cannot create
resource output directory:
/var/lib/jenkins/workspace/proj/proj-base/target/classes
at
org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:307)
at hudson.remoting.UserRequest.perform(UserRequest.java:49)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
... 11 more
Caused by: org.apache.maven.shared.filtering.MavenFilteringException: Cannot
create resource output directory:
/var/lib/jenkins/workspace/proj/proj-base/target/classes
at
org.apache.maven.shared.filtering.DefaultMavenResourcesFiltering.filterResources(DefaultMavenResourcesFiltering.java:215)
at
org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:301)
... 13 more
[ERROR] NullPointerException
java.lang.NullPointerException
at
org.apache.maven.execution.MavenSession.getPluginContext(MavenSession.java:195)
at
org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo(DefaultMavenPluginManager.java:561)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:121)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
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:116)
at
org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:185)
at
org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
> NPE when running with -T2 under Jenkins
> ---------------------------------------
>
> Key: MNG-5949
> URL: https://issues.apache.org/jira/browse/MNG-5949
> Project: Maven
> Issue Type: Bug
> Components: core
> Affects Versions: 3.3.1, 3.3.3, 3.3.9
> Environment: Linux x64, JDK 8, Jenkins
> Reporter: Axel Fontaine
>
> When running single threaded everything works fine. When I enable -T2 the
> resource plugin fails to create the output directory of the second module due
> to this NPE:
> java.lang.NullPointerException
> at
> org.apache.maven.execution.MavenSession.getPluginContext(MavenSession.java:195)
> at
> org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo(DefaultMavenPluginManager.java:561)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:121)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
> 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:116)
> at
> org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:185)
> at
> org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:181)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
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