Thanks for the advice. However, the program still crashes both with and without the AFCAD. In both cases the error details are the same.Faulting application name: fsx.exe, version: 10.0.61637.0, time stamp: 0x46fadb14Faulting module name: sim1.dll, version: 10.0.61637.0, time stamp: 0x46fadb59Exception code: 0xc0000005Fault offset: 0x0007af74Faulting process id: 0x6a8Faulting application start time: 0x01cd0d2edcd166e0Faulting application path: C:Program Files (x86)Microsoft GamesMicrosoft Flight Simulator Xfsx.exeFaulting module path: C:Program Files (x86)Microsoft GamesMicrosoft Flight Simulator Xsim1.dllReport Id: 53dd5b40-79db-11e1-80e2-f80f41041e1dHere's some more thorough information as well:Fault bucket , type 0Event Name: APPCRASHResponse: Not availableCab Id: 0Problem signature:P1: fsx.exeP2: 10.0.61637.0P3: 46fadb14P4: sim1.dllP5: 10.0.61637.0P6: 46fadb59P7: c0000005P8: 0007af74P9: P10: Attached files:C:UsersDKAppDataRoamingMicrosoftFSXfsx.CFG.txtC:UsersDKAppDataRoamingMicrosoftFSXdxdiag.txtC:UsersDKAppDataRoamingMicrosoftFSXscenery.cfgC:UsersDKAppDataRoamingMicrosoftFSXfdr.datC:UsersDKAppDataRoamingMicrosoftFSXdll.xmlC:UsersDKAppDataLocalTempWER99C9.tmp.WERInternalMetadata.xmlThese files may be available here:C:ProgramDataMicrosoftWindowsWERReportArchiveAppCrash_fsx.exe_5b1189e8dcaee804cc91a1951f63c7b917c89c_68ffa55dAnalysis symbol: Rechecking for solution: 0Report Id: 53dd5b40-79db-11e1-80e2-f80f41041e1dReport Status: 1