Hi,
soory for the late answer.
Now I try it with a new workspace and new checkout and all works fine.

I have no idea, war was the problem.

Greetings
Heiko

Am 08.07.2013 19:34, schrieb Fred Bricon:
I've done quite a bit of offline testing for JBoss Tools the last few weeks and didn't see any issue.

Your stacktrace indicates your lifecycle mapping is missinga version range. See https://bugs.eclipse.org/bugs/show_bug.cgi?id=347602


2013/7/8 Igor Fedorenko <i...@ifedorenko.com <mailto:i...@ifedorenko.com>>

    This is a bug, please submit new bugreport in m2e bugzilla and provide
    small standalone example and exact steps to reproduce it. Since
    working
    offline is relatively niche usecase, please consider contributing a
    quality patch to fix the problem.

    --
    Regards,
    Igor


    On 2013-07-08 8:48 PM, Heiko wrote:

        Hi,
        due to security constraints, we must carry out our development
        without
        direct internet connections.
        In the past I used Juno Eclipse SR2 with m2e 1.3and Tycho 0.16
        - 0.18.
        All necessary data were available on Nexus or a p2 repositories.
        With the update to Eclipse Kepler and m2e 1.4 but now I have
        serious
        internal errosr when I try toupdate / refresh my maven / tycho
        projects.

        Stack Trace:
        Error
        Mon Jul 08 15:33:06 CEST 2013
        Errors running builder 'Maven Project Builder' on project
        'foo.bar'.

        java.lang.NullPointerException
             at
        
org.eclipse.m2e.core.internal.lifecyclemapping.SimpleMappingMetadataSource.getPluginExecutionMetadata(SimpleMappingMetadataSource.java:71)

             at
        
org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateEffectiveLifecycleMappingMetadata0(LifecycleMappingFactory.java:512)

             at
        
org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateEffectiveLifecycleMappingMetadata(LifecycleMappingFactory.java:454)

             at
        
org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateEffectiveLifecycleMappingMetadata(LifecycleMappingFactory.java:244)

             at
        
org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateLifecycleMapping(LifecycleMappingFactory.java:176)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.setupLifecycleMapping(ProjectRegistryManager.java:547)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refreshPhase2(ProjectRegistryManager.java:474)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:453)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:1)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:161)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:137)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:457)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:334)

             at
        
org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:287)

             at
        
org.eclipse.m2e.core.internal.project.registry.MavenProjectManager.refresh(MavenProjectManager.java:67)

             at
        
org.eclipse.m2e.core.internal.builder.MavenBuilder.getProjectFacade(MavenBuilder.java:216)

             at
        
org.eclipse.m2e.core.internal.builder.MavenBuilder$1.call(MavenBuilder.java:91)

             at
        
org.eclipse.m2e.core.internal.builder.MavenBuilder$1.call(MavenBuilder.java:1)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:161)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:137)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:89)

             at
        
org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1305)

             at
        
org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:89)

             at
        
org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726)
             at
        org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
             at
        
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199)

             at
        
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239)

             at
        
org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292)
             at
        org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
             at
        
org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295)

             at
        
org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351)

             at
        
org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374)
             at
        
org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143)

             at
        org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241)
             at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)


        A similar demo project (pom same configuration) with active
        Internet
        connection works without problems.

        M2e still needs certain data at runtime from maven / p2
        repositories?
        Or what could be raise this error?

        Thanks in advance
        Heiko
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--
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