As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER DEPARTURE, FLAPS INCURRED DISAGREEMENT FROM FLAPS 15 TO FLAPS UP. INBOARD PAIR DISAGREEMENT. TRIED THREE TIMES TO FIX/RECONFIGURE, UNSUCCESSFUL. RETURNED TO SLC. LANDING CONFIGURATION (FLAPS 25) WORKED PROPERLY. REPLACED 2 ROLLERS ON LEFT AND RIGHT INBOARD FLAPS, LEFT INBOARD OUTBOARD FIXED TRACK AND RIGHT INBOARD FLAP OUTBOARD TRACK. GROUND CHECK GOOD.