You shouldn't post twice on the same issue, which was of course discussed here. That's why your duplicate message has been removed. It's only more confusing for us and for other user opening a new thread about a problem which was already discussed.
As explained above, the problems in your system that might cause this could be several.
FIRST, we should know WHAT really crashed, and to do this, as explained on other threads, you have to use the Windows Event Viewer, located under the Administrative Tools section of the Windows Control Panel, and look in the Application Log, for errors related to FSX.EXE or COUATL.EXE. Any such event should have details about what really crashed, post it here so we can see what's wrong with your system.