Fellow pilots,   I have in the last few flights experienced a problem, or a few problems to be more accurate, in order of frustration these are; 1. With the air plane set up from scratch, in the Taxi state (set as default) all check lists completed, during the end of the climb, or well into the cruise phase, the aircraft reverts to the TAXI State, dropping landing gear, opening doors, cutting engines, and causing a 0.5 fps frame rate and the loss of a couple of hours flight. any i