Originally Posted by AirBear

NTSB investigated along with FAA, Embraer, and NetJets MX and no one could find anything wrong with the Phenom involved. A pair of NRFO pilots did test flights with it and it checked out so was finally returned to service. My guess, and only a guess was some type of software glitch that went away when the jet was powered down. Another reason I'm glad I'm retired and don't have to fly that jet anymore. Had a computer glitch one day up at FL430 that took out our flap control. Had to do a no flap landing. Gotta love the new high tech jets