Description Ivan Furnadjiev 2011-02-14 05:30:10 EST

In some rare cases there is an IllegalStateException when the workbench is shutdown. It is hard to reproduce, but here are the steps:
- Start the RAP Workbench Demo from the IDE
- Go to the console in the IDE and type "close" to shutdown the application
- In some rare case there is an IllegalStateException:
-----------------
osgi> close

2011-02-10 20:11:13.602:WARN:/:ERROR: Exception while executing dispose-listener.

java.lang.IllegalStateException: The service has been unregistered
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.unregister(ServiceRegistrationImpl.java:209)
	at org.eclipse.ui.internal.Workbench.shutdown(Workbench.java:3085)
	at org.eclipse.ui.internal.Workbench.busyClose(Workbench.java:1161)
	at org.eclipse.ui.internal.Workbench.access$12(Workbench.java:1072)
	at org.eclipse.ui.internal.Workbench$22.run(Workbench.java:1338)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:66)
	at org.eclipse.ui.internal.Workbench.close(Workbench.java:1336)
	at org.eclipse.ui.internal.Workbench.close(Workbench.java:1298)
	at org.eclipse.ui.internal.Workbench$ShutdownHandler.handleEvent(Workbench.java:388)
	at org.eclipse.swt.widgets.Display.sendDisposeEvent(Display.java:710)
	at org.eclipse.swt.widgets.Display.release(Display.java:689)
	at org.eclipse.swt.graphics.Device.dispose(Device.java:282)
	at org.eclipse.rwt.internal.lifecycle.UIThread.processShutdown(UIThread.java:159)
	at org.eclipse.rwt.internal.lifecycle.RWTLifeCycle$UIThreadController.run(RWTLifeCycle.java:125)
	at java.lang.Thread.run(Thread.java:662)
	at org.eclipse.rwt.internal.lifecycle.UIThread.run(UIThread.java:102)
Originally occurred when investigating Bug 336852.