myeclipse 2013 maven4myeclipse报错
刚下的myelcipse2.13 pro 用里面已经安装好的maven4myeclipse插件创建新的maven project 或者导入已有的maven工程会报一下错误:
java.lang.NullPointerException
at org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.getDefaultLifecycleMappingMetadataSource(LifecycleMappingFactory.java:1060)
at org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.getProjectMetadataSources(LifecycleMappingFactory.java:258)
at org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateEffectiveLifecycleMappingMetadata(LifecycleMappingFactory.java:215)
at org.eclipse.m2e.core.internal.lifecyclemapping.LifecycleMappingFactory.calculateLifecycleMapping(LifecycleMappingFactory.java:175)
at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.setupLifecycleMapping(ProjectRegistryManager.java:527)
at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:446)
at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:328)
at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:279)
at org.eclipse.m2e.core.internal.project.registry.MavenProjectManager.refresh(MavenProjectManager.java:58)
at org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:97)
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)
之前用8.5的不会
[解决办法]
重新安装选all
具体的原因不明
