Error Dec 16, 2003 13:53:08.818 
java.lang.IllegalArgumentException:
at org.eclipse.core.internal.runtime.Assert.isLegal(Assert.java:56)
at org.eclipse.core.internal.runtime.Assert.isLegal(Assert.java:41)
at org.eclipse.core.runtime.Status.setMessage(Status.java:156)
at org.eclipse.core.runtime.Status.<init>(Status.java:75)
at org.eclipse.ui.editors.text.TextFileDocumentProvider.executeOperation(TextFileDocumentProvider.java:396)
at org.eclipse.ui.editors.text.TextFileDocumentProvider.validateState(TextFileDocumentProvider.java:812)
at org.eclipse.ui.texteditor.AbstractTextEditor.validateState(AbstractTextEditor.java:3035)
at org.eclipse.ui.texteditor.AbstractTextEditor$16.run(AbstractTextEditor.java:3080)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:84)
at org.eclipse.ui.texteditor.AbstractTextEditor.validateEditorInputState(AbstractTextEditor.java:3075)
at org.eclipse.ui.texteditor.AbstractTextEditor$ElementStateListener$Validator.verifyText(AbstractTextEditor.java:212)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:193)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:847)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:871)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:856)
at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:664)
at org.eclipse.swt.custom.StyledText.modifyContent(StyledText.java:5947)
at org.eclipse.swt.custom.StyledText.sendKeyEvent(StyledText.java:6931)
at org.eclipse.swt.custom.StyledText.doContent(StyledText.java:2554)
at org.eclipse.swt.custom.StyledText.handleKey(StyledText.java:5300)
at org.eclipse.swt.custom.StyledText.handleKeyDown(StyledText.java:5323)
at org.eclipse.swt.custom.StyledText$8.handleEvent(StyledText.java:5070)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:82)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:847)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:871)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:856)
at org.eclipse.swt.widgets.Control.sendKeyEvent(Control.java:1716)
at org.eclipse.swt.widgets.Control.sendKeyEvent(Control.java:1712)
at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:3036)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:2939)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:2836)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:1369)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1990)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1506)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1482)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:246)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:139)
at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:47)
at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:233)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:84)
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:324)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:741)
at org.eclipse.core.launcher.Main.main(Main.java:582)