As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR WILL NOT OPEN FROM THE INSIDE WILL ONLY OPEN FROM THE OUTSIDE. INSPECTED MAIN CABIN DOOR IAW AMM 52-10-01 FOUND LATCH SPRING MECHANISM BRKOEN. DURING TROUBLESHOOTING FOUND FOD IN LOCK MECHANISM, REMOVED FOD AND C/W OPS CHECK IAW AMM 52-18-00, OPS CHECK GOOD