As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW LOCKED THEMSELVES OUT OF COCKPIT EQUIPPED WITH SECURITY DOOR. F/O SLIDING WINDOW FAILED TO OPEN FROM OUTSIDE, REMOVED F/O WINDOW AND FOUND LOWER BEARING BOLT BACKED OUT PREVENTING EMERGENCY HANDLE FROM OPERATING PROPERLY. TIGHTENED SAME.