java.lang.NullPointerException

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  • java.lang.NullPointerException at org.eclipse.ui.internal.misc.ProgramImageDescriptor.hashCode(ProgramImageDescriptor.java:74) at org.eclipse.jdt.ui.JavaElementImageDescriptor.hashCode(JavaElementImageDescriptor.java:207) at java.util.HashMap.hash(Unknown Source) at java.util.HashMap.get(Unknown Source) at java.util.Collections$SynchronizedMap.get(Unknown Source) at org.eclipse.jdt.internal.ui.viewsupport.ImageDescriptorRegistry.get(ImageDescriptorRegistry.java:57) at org.eclipse.jdt.internal.ui.viewsupport.JavaElementImageProvider.getImageLabel(JavaElementImageProvider.java:104) at org.eclipse.jdt.internal.ui.viewsupport.JavaElementImageProvider.getImageLabel(JavaElementImageProvider.java:98) at org.eclipse.jdt.internal.ui.viewsupport.JavaUILabelProvider.getImage(JavaUILabelProvider.java:142) at org.eclipse.jdt.internal.ui.packageview.PackageExplorerLabelProvider.getImage(PackageExplorerLabelProvider.java:137) at org.eclipse.jdt.internal.ui.navigator.JavaNavigatorLabelProvider.getImage(JavaNavigatorLabelProvider.java:134) at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.findImage(NavigatorContentServiceLabelProvider.java:199) at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.getColumnImage(NavigatorContentServiceLabelProvider.java:107) at org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.getImage(NavigatorContentServiceLabelProvider.java:99) at org.eclipse.ui.internal.navigator.NavigatorDecoratingLabelProvider$StyledLabelProviderAdapter.getImage(NavigatorDecoratingLabelProvider.java:57) at org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.getImage(DelegatingStyledCellLabelProvider.java:195) at org.eclipse.jface.viewers.DecoratingStyledCellLabelProvider.getImage(DecoratingStyledCellLabelProvider.java:168) at org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.update(DelegatingStyledCellLabelProvider.java:121) at org.eclipse.jface.viewers.DecoratingStyledCellLabelProvider.update(DecoratingStyledCellLabelProvider.java:131) at org.eclipse.jface.viewers.ViewerColumn.refresh(ViewerColumn.java:141) at org.eclipse.jface.viewers.AbstractTreeViewer.doUpdateItem(AbstractTreeViewer.java:949) at org.eclipse.jface.viewers.AbstractTreeViewer$UpdateItemSafeRunnable.run(AbstractTreeViewer.java:118) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173) at org.eclipse.jface.viewers.AbstractTreeViewer.doUpdateItem(AbstractTreeViewer.java:1029) at org.eclipse.ui.navigator.CommonViewer.doUpdateItem(CommonViewer.java:401) at org.eclipse.ui.internal.navigator.resources.ResourceToItemsMapper.updateItem(ResourceToItemsMapper.java:150) at org.eclipse.ui.internal.navigator.resources.ResourceToItemsMapper.objectChanged(ResourceToItemsMapper.java:138) at org.eclipse.ui.navigator.CommonViewer.handleLabelProviderChanged(CommonViewer.java:225) at org.eclipse.jface.viewers.ContentViewer$1.labelProviderChanged(ContentViewer.java:99) at org.eclipse.jface.viewers.BaseLabelProvider$1.run(BaseLabelProvider.java:72) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173) at org.eclipse.jface.viewers.BaseLabelProvider.fireLabelProviderChanged(BaseLabelProvider.java:69) at org.eclipse.jface.viewers.DecoratingStyledCellLabelProvider.lambda$0(DecoratingStyledCellLabelProvider.java:75) at org.eclipse.ui.internal.decorators.DecoratorManager$1.run(DecoratorManager.java:374) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.decorators.DecoratorManager.fireListener(DecoratorManager.java:371) at org.eclipse.ui.internal.decorators.DecorationScheduler$3.runInUIThread(DecorationScheduler.java:511) at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:97) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:182) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4203) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3819) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:687) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:604) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519)

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