As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COCKPIT DOOR STUCK CLOSED AT CRUISE. ELECTRONIC LOCK WORKED. DOOR SEEMED JAMMED AT UPPER RIGHT CORNER. COULDN'T OPEN THE DOOR UNTIL AFTER LANDING AND DEPRESSURIZING A/C. FOUND DOOR FRAME SCREW IN UPPER RIGHT CORNER BACKED OUT. RE-SECURED SCREW. DOOR OPS NML I/AW A319 AMM 52-51. (LP# 9302622)