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  1. Maven
  2. MNG-6637

NPE while trying to build Maven Site

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Minor
    • Resolution: Duplicate
    • Affects Version/s: 3.6.1
    • Fix Version/s: None
    • Component/s: None
    • Labels:
      None

      Description

      Using the maven-site repository and:

      mvn site
      

      It simply fails with the following error:

      [INFO] Scanning for projects...
      [ERROR] Internal error: java.lang.NullPointerException -> [Help 1]
      org.apache.maven.InternalErrorException: Internal error: java.lang.NullPointerException
          at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:120)
          at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
          at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
          at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
          at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
          at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
          at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
          at java.lang.reflect.Method.invoke (Method.java:566)
          at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
          at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
          at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
          at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
      Caused by: java.lang.NullPointerException
          at org.apache.maven.model.plugin.DefaultReportingConverter.convert (DefaultReportingConverter.java:243)
          at org.apache.maven.model.plugin.DefaultReportingConverter.convert (DefaultReportingConverter.java:213)
          at org.apache.maven.model.plugin.DefaultReportingConverter.convertReporting (DefaultReportingConverter.java:140)
          at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:479)
          at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:432)
          at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:616)
          at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:385)
          at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
          at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
          at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
          at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
          at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
          at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
          at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
          at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
          at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
          at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
          at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
          at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
          at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
          at java.lang.reflect.Method.invoke (Method.java:566)
          at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
          at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
          at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
          at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
      

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              • Assignee:
                hboutemy Herve Boutemy
                Reporter:
                khmarbaise Karl Heinz Marbaise
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                • Created:
                  Updated:
                  Resolved: