>>When debugging a thread in VS using 'Stop Debugging' does not stop thread execution.
>>
>>I guess this is logical but is there any way, using the IDE, to abort the thread?
>
>
>The only thing I find ( whether it is a process started within the IDE, or a process you attached to ) is Terminate all
>
>Attached to Excel - terminate all - and gone was the excel

Where do you find 'terminate all' ?