Anyone else getting walkbacks when browsing STS editions of a method?

> If I browse a method that has two editions, unselect the last item (the
> current edition) using ctrl-click , if I go to right click on the context
> menu, I get a walkback:
>
> 15:06:24, 25 October 2005: 'Index 1 is out of bounds'
> Array(Object)>>errorSubscriptBounds:
> Array(Object)>>errorAt:
> Array(ArrayedCollection)>>at:
> Array(SequenceableCollection)>>first
> StsMethodEditionsBrowserShell>>selectedMethod
> StsMethodEditionsBrowserShell>>parseContext
> MethodWorkspace>>parseContext
> MethodWorkspace>>buildParseTree
> MethodWorkspace>>parseTree
> MethodWorkspace>>autoParse
> MethodWorkspace>>onTimerTick:
> EventMessageSend>>forwardTo:withArguments:
> EventMessageSend(MessageSendAbstract)>>valueWithArguments:
> [] in MessageSequenceAbstract>>valueWithArguments:
> EventMessageSequence>>messagesDo:
> EventMessageSequence(MessageSequenceAbstract)>>valueWithArguments:
> EventsCollection>>triggerEvent:with:
> MethodWorkspace(Object)>>trigger:with:
> ScintillaView(View)>>wmTimer:wParam:lParam:
> ScintillaView>>wmTimer:wParam:lParam:
> ScintillaView(View)>>dispatchMessage:wParam:lParam:
> [] in InputState>>wndProc:message:wParam:lParam:cookie:
> BlockClosure>>ifCurtailed:
> ProcessorScheduler>>callback:evaluate:
> InputState>>wndProc:message:wParam:lParam:cookie:
> InputState>>pumpMessage:
> InputState>>loopWhile:
> InputState>>mainLoop
> [] in InputState>>forkMain
> ExceptionHandler(ExceptionHandlerAbstract)>>markAndTry
> [] in ExceptionHandler(ExceptionHandlerAbstract)>>try:
> BlockClosure>>ifCurtailed:
> BlockClosure>>ensure:
> ExceptionHandler(ExceptionHandlerAbstract)>>try:
> BlockClosure>>on:do:
> [] in BlockClosure>>newProcess
>
>