[ERROR] Load project based URN map error
java.lang.NullPointerException
at org.eclipse.core.internal.resources.Resource.getPersistentProperty(Resource.java:1043)
at com.emc.ide.artifactmanager.factory.DmArtifact.isNonArtifactResource(DmArtifact.java:634)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.toArtifact(ProjectBasedUrnMap.java:887)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.loadArtifact(ProjectBasedUrnMap.java:864)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.addFile(ProjectBasedUrnMap.java:854)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.loadContainer(ProjectBasedUrnMap.java:763)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.loadContainer(ProjectBasedUrnMap.java:760)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.loadContainer(ProjectBasedUrnMap.java:760)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.loadMap(ProjectBasedUrnMap.java:698)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap.access$13(ProjectBasedUrnMap.java:688)
at com.emc.ide.artifactmanager.uriconverter.internal.ProjectBasedUrnMap$1MapLoadingThread.run(ProjectBasedUrnMap.java:611)
java.lang.NullPointerException
at org.eclipse.core.internal.resources.Resource.getPersistentProperty(Resource.java:1043)
at org.eclipse.team.core.RepositoryProvider.isShared(RepositoryProvider.java:634)
at org.eclipse.team.internal.core.TeamHookDispatcher.getRuleFactory(TeamHookDispatcher.java:104)
at org.eclipse.core.internal.resources.Rules.factoryFor(Rules.java:92)
at org.eclipse.core.internal.resources.Rules.deleteRule(Rules.java:79)
at org.eclipse.core.internal.resources.Resource.delete(Resource.java:689)
at org.eclipse.core.internal.resources.Project.delete(Project.java:317)
at com.emc.ant.installer.api.InstallerAntTask.installDar(InstallerAntTask.java:172)
at com.emc.ant.installer.api.InstallerAntTask.execute(InstallerAntTask.java:125)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
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:592)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:357)
at org.apache.tools.ant.Target.performTasks(Target.java:385)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
at org.apache.tools.ant.Project.executeTarget(Project.java:1298)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.eclipse.ant.internal.core.ant.EclipseDefaultExecutor.executeTargets(EclipseDefaultExecutor.java:32)
at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:623)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:495)
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:592)
at org.eclipse.ant.core.AntRunner.run(AntRunner.java:513)
at org.eclipse.ant.core.AntRunner.start(AntRunner.java:600)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:382)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
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:592)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504)
at org.eclipse.equinox.launcher.Main.run(Main.java:1236)
at org.eclipse.equinox.launcher.Main.main(Main.java:1212)
at org.eclipse.core.launcher.Main.main(Main.java:30)
I am getting above error while installing composer dar. Any idea why i get this error?