java.lang.NullPointerException

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  • {html}<div><p>Project explorer works fine. Error is:</p> <pre> <code class= "text">!ENTRY org.eclipse.ui.navigator 4 2 2011-04-22 08:05:38.626 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.ui.navigator". !STACK 0 java.lang.NullPointerException at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.getActualTarget(ResourceDropAdapterAssistant.java:336) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.performFileDrop(ResourceDropAdapterAssistant.java:565) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.handleDrop(ResourceDropAdapterAssistant.java:225) at org.eclipse.ui.navigator.CommonDropAdapter$1.run(CommonDropAdapter.java:194) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.navigator.CommonDropAdapter.performDrop(CommonDropAdapter.java:184) at org.eclipse.jface.viewers.ViewerDropAdapter.drop(ViewerDropAdapter.java:276) at org.eclipse.ui.part.PluginDropAdapter.drop(PluginDropAdapter.java:69) at org.eclipse.swt.dnd.DNDListener.handleEvent(DNDListener.java:90) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:774) at org.eclipse.swt.dnd.DropTarget.Drop(DropTarget.java:456) at org.eclipse.swt.dnd.DropTarget$3.method6(DropTarget.java:258) at org.eclipse.swt.internal.ole.win32.COMObject.callback6(COMObject.java:119) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2459) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3655) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at com.aptana.rcp.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 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:369) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) 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:620) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575) at org.eclipse.equinox.launcher.Main.run(Main.java:1408)</code> </pre></div>{html}
    via by Aptana,
  • {html}<div><p>Project explorer works fine. Error is:</p> <pre> <code class= "text">!ENTRY org.eclipse.ui.navigator 4 2 2011-04-22 08:05:38.626 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.ui.navigator". !STACK 0 java.lang.NullPointerException at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.getActualTarget(ResourceDropAdapterAssistant.java:336) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.performFileDrop(ResourceDropAdapterAssistant.java:565) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.handleDrop(ResourceDropAdapterAssistant.java:225) at org.eclipse.ui.navigator.CommonDropAdapter$1.run(CommonDropAdapter.java:194) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.navigator.CommonDropAdapter.performDrop(CommonDropAdapter.java:184) at org.eclipse.jface.viewers.ViewerDropAdapter.drop(ViewerDropAdapter.java:276) at org.eclipse.ui.part.PluginDropAdapter.drop(PluginDropAdapter.java:69) at org.eclipse.swt.dnd.DNDListener.handleEvent(DNDListener.java:90) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:774) at org.eclipse.swt.dnd.DropTarget.Drop(DropTarget.java:456) at org.eclipse.swt.dnd.DropTarget$3.method6(DropTarget.java:258) at org.eclipse.swt.internal.ole.win32.COMObject.callback6(COMObject.java:119) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2459) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3655) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at com.aptana.rcp.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 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:369) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) 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:620) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575) at org.eclipse.equinox.launcher.Main.run(Main.java:1408)</code> </pre></div>{html}
    via by Aptana,
    • java.lang.NullPointerException at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.getActualTarget(ResourceDropAdapterAssistant.java:336) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.performFileDrop(ResourceDropAdapterAssistant.java:565) at org.eclipse.ui.navigator.resources.ResourceDropAdapterAssistant.handleDrop(ResourceDropAdapterAssistant.java:225) at org.eclipse.ui.navigator.CommonDropAdapter$1.run(CommonDropAdapter.java:194) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.navigator.CommonDropAdapter.performDrop(CommonDropAdapter.java:184) at org.eclipse.jface.viewers.ViewerDropAdapter.drop(ViewerDropAdapter.java:276) at org.eclipse.ui.part.PluginDropAdapter.drop(PluginDropAdapter.java:69) at org.eclipse.swt.dnd.DNDListener.handleEvent(DNDListener.java:90) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:774) at org.eclipse.swt.dnd.DropTarget.Drop(DropTarget.java:456) at org.eclipse.swt.dnd.DropTarget$3.method6(DropTarget.java:258) at org.eclipse.swt.internal.ole.win32.COMObject.callback6(COMObject.java:119) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2459) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3655) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at com.aptana.rcp.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 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:369) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) 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:620) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575)
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