As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5815-MISC/DE- T/E FLAP DISAGREE MESSAGE, FLAPS STUCK AT 20. CORRECTIVE ACTION: T/S PER B757 FIM 27-51, ALSO PERFORMED NO GO ODI PREVENTION PROCEDURE. REPLACED RT FLAP INBD GEAR BOX & U-JOINT ASSEMBLY REF W/C. INSTALLED BALLSCREW ASSY AND TRANSMISSION REF B757 AMM 27-51. PERFORMED SUCCESSFUL RIG/OPS CHECK, NO FAULTS. RII C/W. REF LOG 7921989.