Bug 316395

Description James Kaufman 2010-06-09 18:22:32 EDT

Clicking on an EMPTY RecordedSimulations folder causes a null pointer exception
the exception is:


!ENTRY org.eclipse.ui.navigator 4 0 2010-06-09 15:15:42.896
!MESSAGE Could not acquire children from extension: org.eclipse.stem.ui.views.explorer.recordedcsvinstances
!STACK 0
java.lang.NullPointerException
	at org.eclipse.ui.internal.navigator.NavigatorContentService.rememberContribution(NavigatorContentService.java:725)
	at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:91)
	at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:280)
	at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.getChildren(SafeDelegateTreeContentProvider.java:88)
	at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.internalGetChildren(NavigatorContentServiceContentProvider.java:246)
	at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.getChildren(NavigatorContentServiceContentProvider.java:604)
	at org.eclipse.jface.viewers.AbstractTreeViewer.getRawChildren(AbstractTreeViewer.java:1346)
	at org.eclipse.jface.viewers.TreeViewer.getRawChildren(TreeViewer.java:390)
	at org.eclipse.jface.viewers.AbstractTreeViewer.getFilteredChildren(AbstractTreeViewer.java:636)
	at org.eclipse.jface.viewers.AbstractTreeViewer.getSortedChildren(AbstractTreeViewer.java:602)
	at org.eclipse.jface.viewers.AbstractTreeViewer$1.run(AbstractTreeViewer.java:797)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:776)
	at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:639)
	at org.eclipse.jface.viewers.AbstractTreeViewer.handleTreeExpand(AbstractTreeViewer.java:1442)
	at org.eclipse.jface.viewers.TreeViewer.handleTreeExpand(TreeViewer.java:937)
	at org.eclipse.jface.viewers.AbstractTreeViewer$4.treeExpanded(AbstractTreeViewer.java:1453)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:126)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3543)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1250)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1273)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)
	at org.eclipse.swt.widgets.TreeItem.sendExpand(TreeItem.java:995)
	at org.eclipse.swt.widgets.Tree.expandItem_expandChildren(Tree.java:1180)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4832)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)
	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:202)
	at org.eclipse.swt.widgets.Widget.mouseDown(Widget.java:920)
	at org.eclipse.swt.widgets.Control.mouseDown(Control.java:2151)
	at org.eclipse.swt.widgets.Tree.mouseDown(Tree.java:1914)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4653)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)
	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:202)
	at org.eclipse.swt.widgets.Widget.windowSendEvent(Widget.java:1753)
	at org.eclipse.swt.widgets.Shell.windowSendEvent(Shell.java:1825)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4713)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)
	at org.eclipse.swt.widgets.Display.applicationSendEvent(Display.java:4285)
	at org.eclipse.swt.widgets.Display.applicationProc(Display.java:4352)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method)
	at org.eclipse.swt.internal.cocoa.NSApplication.sendEvent(NSApplication.java:101)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3097)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2405)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2221)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:493)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.stem.core.common.presentation.CoreEditorAdvisor$Application.start(CoreEditorAdvisor.java:410)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194)
	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:368)
	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:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:559)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1287)