As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OPS CHECK OF FLAPS, A FLAP FAIL MESSAGE APPEARED ON THE EICAS. PHYSICAL INSPECTION FOUND RIGHT OUTBOARD FLAP IN 45 DEGREE DOWN POSITION AND OTHER FLAP SEGMENTS APPROACHING 30 DEGREES DETENT. INVESTIGATION FOUND RIGHT FLAP DRIVE NR 8 SWAGED END PULLED OUT OF THE FLEX DRIVE HOUSING CAUSING DRIVE CABLE TO MOVE OUT OF FLAP ACTUATOR. FERRULE END DOES NOT APPEAR TO HAVE BEEN CRIMPED.