Using maven 2.0.6 I get an error when running 'mvn site'
The error is: [DEBUG] Retrieving parent-POM: org.apache.maven.plugins:maven-plugins::8 for project: null:maven-idea-plugin:maven-plugin:2.1-SNAPSHOT from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5 for project: org.apache.maven.plugins:maven-plugins:pom:8 from the repository. [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5 from the repository. [DEBUG] maven-surefire-plugin: resolved to version 2.3-20070114.205105-10from repository maven-proxy [DEBUG] Retrieving parent-POM: org.apache.maven.surefire:surefire::2.3-SNAPSHOT for project: org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:2.3-20070114.205105-10from the repository. [DEBUG] surefire: resolved to version 2.3-20070124.041233-4 from repository maven-proxy [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5-SNAPSHOT for project: org.apache.maven.surefire:surefire:pom:2.3-SNAPSHOT from the repository. [DEBUG] maven-parent: resolved to version 5-20070127.114244-3 from repository maven-proxy [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5-SNAPSHOT from the repository. [DEBUG] maven-surefire-plugin: resolved to version 2.3-20070114.205105-10from repository maven-proxy [DEBUG] maven-site-plugin: resolved to version 2.0-20070528.202755-15 from repository maven-proxy [DEBUG] Retrieving parent-POM: org.apache.maven.plugins:maven-plugins::8 for project: null:maven-checkstyle-plugin:maven-plugin:2.2-SNAPSHOT from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5 for project: org.apache.maven.plugins:maven-plugins:pom:8 from the repository. [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5 from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven.plugins:maven-plugins::8 for project: null:maven-javadoc-plugin:maven-plugin:2.3-SNAPSHOT from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5 for project: org.apache.maven.plugins:maven-plugins:pom:8 from the repository. [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5 from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven.surefire:surefire::2.4-SNAPSHOT for project: org.apache.maven.plugins:maven-surefire-report-plugin:maven-plugin:null from the repository. [DEBUG] surefire: resolved to version 2.4-20070607.104639-16 from repository maven-proxy [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5 for project: org.apache.maven.surefire:surefire:pom:2.4-SNAPSHOT from the repository. [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5 from the repository. [DEBUG] Retrieving parent-POM: org.apache.maven.plugins:maven-plugins::8 for project: null:maven-project-info-reports-plugin:maven-plugin:2.1-SNAPSHOTfrom the repository. [DEBUG] Retrieving parent-POM: org.apache.maven:maven-parent::5 for project: org.apache.maven.plugins:maven-plugins:pom:8 from the repository. [DEBUG] Retrieving parent-POM: org.apache:apache::3 for project: org.apache.maven:maven-parent:pom:5 from the repository. [INFO] ------------------------------------------------------------------------ [ERROR] FATAL ERROR [INFO] ------------------------------------------------------------------------ [INFO] null [INFO] ------------------------------------------------------------------------ [DEBUG] Trace java.lang.NullPointerException at org.apache.maven.artifact.ArtifactUtils.copyArtifact( ArtifactUtils.java:109) at org.apache.maven.project.MavenProject.<init>(MavenProject.java :251) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.forkProjectLifecycle( DefaultLifecycleExecutor.java:886) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.forkLifecycle (DefaultLifecycleExecutor.java:729) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals( DefaultLifecycleExecutor.java:525) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal( DefaultLifecycleExecutor.java:488) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal( DefaultLifecycleExecutor.java:458) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures (DefaultLifecycleExecutor.java:306) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments( DefaultLifecycleExecutor.java:273) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute( DefaultLifecycleExecutor.java:140) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115) at org.apache.maven.cli.MavenCli.main(MavenCli.java:256) 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:585) at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java :315) at org.codehaus.classworlds.Launcher.launch(Launcher.java:255) at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java :430) at org.codehaus.classworlds.Launcher.main(Launcher.java:375) This is a multimodule project -- Regards, Ole-Martin Mørk.