As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOI FLIGHT NR 2399: TAKEOFF ABORTED DUE TO FUSELAGE DOORS MASTER WARNING AFTER TAKEOFF POWER APPLIED. MAINTENANCE FOUND AFT CARGO DOOR HANDLE NOT SEATED CORRECTLY. CLEANED AND LUBED AFT CARGO DOOR HANDLE LOCKING MECHANISM. OPS CHECK NORMAL IAW AMM TASK 52-31-00-710-801. NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.