First time I think I ever got an error with Couatl fatal error (did not cause FSX to crash, just the Couatl engine whereupon the menu for it disappeared as well). Here is the log showing what happened Umberto. Any ideas?
Version=1
EventType=APPCRASH
EventTime=130507462729609375
ReportType=2
Consent=1
ReportIdentifier=ca29d0b8-13cb-11e4-8500-001fbc01e0bf
IntegratorReportIdentifier=ca29d0b7-13cb-11e4-8500-001fbc01e0bf
WOW64=1
Response.type=4
Sig[0].Name=Application Name
Sig[0].Value=couatl.exe
Sig[1].Name=Application Version
Sig[1].Value=2.0.0.2360
Sig[2].Name=Application Timestamp
Sig[2].Value=53a3fd6e
Sig[3].Name=Fault Module Name
Sig[3].Value=couatl.exe
Sig[4].Name=Fault Module Version
Sig[4].Value=2.0.0.2360
Sig[5].Name=Fault Module Timestamp
Sig[5].Value=53a3fd6e
Sig[6].Name=Exception Code
Sig[6].Value=c0000005
Sig[7].Name=Exception Offset
Sig[7].Value=00002926