Here is a link to get the file.
http://www.dll-vista.com/liste.php?lang=entype this UIAutomationCore.DLL in the search and it will bring up a page with a download button. Download and save and upack.
Search your com puter files first to see if you have it. If so copy and paste it to the root FSX directory.
I did this last year and have not had a crash for FSX in quite a while from the problems described.
Wlp
From.."
Out of the Clear Western Skies Comes.."
Wayne "Retro" Pierce, COMMANDER KLAX
Silly Boys, Jets are for Kids ! "In space no one can hear you scream"
When one engine fails on a twin-engine airplane, you always have enough power left to get you to the scene of the crash.
http://www.companyphotographer.com/flight/flight.html