Un-muting new cockpit sounds[37mĠ:05:23.978 E/ACF: Failed to open the aircraft file Aircraft/Payware X-plane 10/Carenado C337 Skymaster v2/Car_C337.acf, probably because it was created by a version of X-Plane that is too old.Ġ:05:23.978 E/ACF: Failed to open the aircraft file Aircraft/Payware X-plane 10/Carenado C90 King Air v1.1/Car_C90.acf, probably because it was created by a version of X-Plane that is too old.Ġ:05:23.978 E/ACF: Failed to open the aircraft file Aircraft/Payware X-plane 10/Carenado Mooney M20J v2.1/Mooney_M20J.acf, probably because it was created by a version of X-Plane that is too old.Ġ:05:23.978 E/ACF: Failed to open the aircraft file Aircraft/X-Aviation/Bombardier CRJ-200/Users Modifications/CRJ without Cabin Pilots and GPU/CRJ200.acf, probably because it was created by a version of X-Plane that is too old.