Description Masayuki Fuse 2006-03-15 06:06:08 EST

Description:modify short cut key throw exception
 Build date: M5a, IBM JRE 5.0GA
 OS: WindowsXP Japanese sp2        
Steps to recreate problem:
        1- open Preferences > General > Keys, double click "Content Assist" to Modify
        2- At Key Sequence group - Name Field, delete the default by Backspce key
            
 Result:
I got Unhandled event loop exception, and following stack.

java.lang.IllegalArgumentException: All triggers in a trigger sequence must be an instance of Trigger
	at org.eclipse.jface.bindings.TriggerSequence.<init>(TriggerSequence.java:70)
	at org.eclipse.jface.bindings.keys.KeySequence.<init>(KeySequence.java:197)
	at org.eclipse.jface.bindings.keys.KeySequence.getInstance(KeySequence.java:130)
	at org.eclipse.jface.bindings.keys.KeySequenceText$KeyTrapListener.handleEvent(KeySequenceText.java:127)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:925)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:949)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:934)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:962)
	at org.eclipse.swt.widgets.Text.sendKeyEvent(Text.java:1213)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:958)
	at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1272)
	at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:3336)
	at org.eclipse.swt.widgets.Text.WM_CHAR(Text.java:1843)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:3236)
	at org.eclipse.swt.widgets.Text.windowProc(Text.java:1838)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:3965)
	at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
	at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:1799)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2905)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:811)
	at org.eclipse.jface.window.Window.open(Window.java:789)
	at org.eclipse.ui.internal.OpenPreferencesAction.run(OpenPreferencesAction.java:65)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:492)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:530)
	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:480)
	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:392)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:925)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3287)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2907)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1899)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1863)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:417)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:143)
	at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:106)
	at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:99)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:374)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:169)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:615)
	at org.eclipse.core.launcher.Main.invokeFramework(Main.java:338)
	at org.eclipse.core.launcher.Main.basicRun(Main.java:282)
	at org.eclipse.core.launcher.Main.run(Main.java:977)
	at org.eclipse.core.launcher.Main.main(Main.java:952)