CTD on activating GA while on final.

Hi all!Final approach, AP disangaged, AT disangaged!Go Around call. Pressing TO/GA... Crash To Desktop!Constantly! Not happens while in flight!System event records:1.Dependent Assembly Microsoft.FlightSimulator.SimConnect could not be found and Last Error was The referenced assembly is not installed on your system.2.Resolve Partial Assembly failed for Microsoft.FlightSimulator.SimConnect. Reference error message: The referenced assembly is not installed on your system.3.Generate Activation Context failed for C:Program FilesMicrosoft GamesMicrosoft Flight Simulator XPMDG_SimConnect_Ldr.dll. Reference error message: The operation completed successfully.Regards!