As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE RAMP WAS CLOSING MAIN CARGO DOOR, DOOR WOULD NOT CLOSE ALL THE WAY, TRIED TAKING THE DOOR TO FULL OPEN TO RESET DOOR. DOOR STILL WOULD GO CLOSED. ON LAST ATTEMPT TO OPEN DOOR WENT ABOUT 4 FOOT AND A LOUD POP. LOOKED AND AFT ACTUATOR WAS TWISTED. COMPLIED WITH EA F-5230-T0358829 REV NO A PART 2, MCD ACTUATOR SUPPORT LINKS.