NTSB

The incorrect wire labeling, resulting in the trim controls operating in the opposite direction of the pilot’s input.

The pilot’s improper flare, which resulted in a hard landing. The gusting winds were a factor.

The pilot’s failure to maintain airspeed while maneuvering at low altitude.

The student pilot’s poor decision to show off and failure to maintain adequate airspeed and distance from terrain.

The pilot’s mismanagement of the fuel supply, resulting in fuel starvation.

The pilot’s failure to compensate for the existing wind conditions.

A catastrophic engine failure due to oil starvation.

The improper fueling of the airplane by the FBO, which led to the loss of power of both engines.

The pilot’s failure to maintain directional control while landing.