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Unhandled event loop exception

chao Cheng
Prodigy 80 points

WHEN i just click on xxx.cfg in rtsc project. erroe happens.

when i just switch between 'property' and 'source' in xxx.cfg window, error happens.

how to solve it.

it seems a eclipse problem.

thanks!

below is error log:

 

eclipse.buildId=M20100909-0800
java.version=1.5.0_14
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=zh_CN
Command-line arguments:  -os win32 -ws win32 -arch x86


Error
Thu Jul 28 08:01:02 CST 2011
Unhandled event loop exception

org.eclipse.swt.SWTException: Failed to execute runnable (org.eclipse.core.runtime.AssertionFailedException: assertion failed: )
 at org.eclipse.swt.SWT.error(SWT.java:4083)
 at org.eclipse.swt.SWT.error(SWT.java:3998)
 at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:137)
 at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4041)
 at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3660)
 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 org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
 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:619)
 at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
 at org.eclipse.equinox.launcher.Main.run(Main.java:1407)
Caused by: org.eclipse.core.runtime.AssertionFailedException: assertion failed:
 at org.eclipse.core.runtime.Assert.isTrue(Assert.java:110)
 at org.eclipse.core.runtime.Assert.isTrue(Assert.java:96)
 at org.eclipse.jface.text.source.AnnotationModel.getRegionAnnotationIterator(AnnotationModel.java:741)
 at org.eclipse.jface.text.source.AnnotationModel.getAnnotationIterator(AnnotationModel.java:699)
 at org.eclipse.jface.text.source.AnnotationRulerColumn.doPaint(AnnotationRulerColumn.java:637)
 at org.eclipse.jface.text.source.AnnotationRulerColumn.doubleBufferPaint(AnnotationRulerColumn.java:543)
 at org.eclipse.jface.text.source.AnnotationRulerColumn.redraw(AnnotationRulerColumn.java:824)
 at org.eclipse.jface.text.source.AnnotationRulerColumn$6.run(AnnotationRulerColumn.java:807)
 at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
 at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134)
 ... 22 more