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 DIFFICULT TO OPEN AND CLOSE. LOWER LEFT CORNER SAFE ( AS WALKING INTO THE LAVATORY FROM THE CABIN) IS WHERE DOOR IS CATCHING. WORKS FINE ON THE GROUND BUT NOT AT ALTITUDE. FOUND LOOSE SCREWS, RE TIGHTENED SCREWS PER AMM 25-40-00 OPS CHECK GOOD.