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Pop Qvarnström edited comment on ARCHETYPE-478 at 6/9/15 10:20 AM: ------------------------------------------------------------------- FilesetArchetypeCreator:rewriteEARPluginReferences(...) seems to be the place where it blows up, while rewriting pluginManagement items. Ear plugin references are treated specially, and a configuration seems to be expected. If there is none (not uncommon in plugin management), there will be an NPE. {code:title=FilesetArchetypeCreator.java:686-} private void rewriteEARPluginReferences( Plugin plugin, String rootArtifactId, String groupId ) { Xpp3Dom configuration = (Xpp3Dom) plugin.getConfiguration(); HERE -->Xpp3Dom[] modules = configuration.getChild( "modules" ).getChildren(); for ( int i = 0; i < modules.length; i++ ) {code} !Debug screenshot showing call stack.png! !Debug screenshot showing more call stack.png! was (Author: popq): FilesetArchetypeCreator:rewriteEARPluginReferences(...) seems to be the place where it blows up, while rewriting pluginManagement items. Ear plugin references are treated specially, and a configuration seems to be expected. If there is none (not uncommon in plugin management), there will be an NPE. {code:title=FilesetArchetypeCreator.java:686-} private void rewriteEARPluginReferences( Plugin plugin, String rootArtifactId, String groupId ) { Xpp3Dom configuration = (Xpp3Dom) plugin.getConfiguration(); HERE -->Xpp3Dom[] modules = configuration.getChild( "modules" ).getChildren(); for ( int i = 0; i < modules.length; i++ ) {code} !Debug screenshot showing call stack.png|thumbnail! !Debug screenshot showing more call stack.png|thumbnail! > cannot run archetype:create-from-project when dependency on maven-ear-plugin > ---------------------------------------------------------------------------- > > Key: ARCHETYPE-478 > URL: https://issues.apache.org/jira/browse/ARCHETYPE-478 > Project: Maven Archetype > Issue Type: Bug > Affects Versions: 2.3 > Environment: Windows 7, Maven 3.2.5 and 3.0.5, JDK 7.0.75 > Reporter: Bernard LUPIN > Attachments: Debug screenshot showing call stack.png, Debug > screenshot showing more call stack.png, myproj.zip > > > I'm migrating maven-archetype-plugin from 2.2 to 2.3. > I cannot create an archetype if my project has a dependency on > maven-ear-plugin. > Using attached pom.xml and running mvn archetype:create-from-project gives me > following error : > [ERROR] Failed to execute goal > org.apache.maven.plugins:maven-archetype-plugin:2.3:create-from-project > (default-cli) on project myproj: null: MojoFailureException -> [Help 1] > org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute > goal org.apache.maven.plugins:maven-archetype-plugin:2.3:create-from-project > (default-cli) on project myproj: null > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:213) > 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:320) > 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:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > 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.MojoFailureException > at > org.apache.maven.archetype.mojos.CreateArchetypeFromProjectMojo.execute(CreateArchetypeFromProjectMojo.java:258) > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209) > I tried several versions of maven-ear-plugin, adding configuration or not, I > always get this obscure error. > Everything works well with previous archetype plugin version 2.2. > And everything works well with archetype plugin version 2.3 without > maven-ear-plugin. > Regards, > Bernard -- This message was sent by Atlassian JIRA (v6.3.4#6332)