As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FORWARD LAVATORY DOOR GETS STUCK WHEN CLOSED. PASSENGERS AND CREW ARE UNABLE TO OPEN AND CLOSE DOOR WITHOUT MAXIMUM EFFORT. LUBRICATE DOOR HINGES AND DOOR KNOB AT FORWARD LAVATORY DOOR. OPERTIONAL CHECK GOOD. PER AMM 52-50-00.