As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR LOCK RELEASE PUSH BUTTON STUCK IN DOWN POSITION. DOOR WILL NOT STAY OPEN LOCKED POSITION. PUSHED STUCK DOOR LOCK RELEASE BUTTON. BUTTON RELEASED PROPERLY AS ADVERTISED. PERFORMED PROPER DOOR OPERATION PER AMM 52-00-00/001. DOOR STAYS OPEN AND LOCKS.