As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN FA SHOWED UP DOOR 2L WAS PARTIALLY ARMED AND THE DOOR MIGHT HAVE BEEN OPENED FA FOUND 1/2 OF THE GIRT BAR FALLEN OFF OF RETAINER AND LYING ON THE FLOOR. INSPECTED SLIDE AND GIRT BAR RETAINER. ALL CKS OKAY REF AMM 25-66-01...SUSPECT BAR LOOSELY INSTALLED IN RETAINER AND HAD FALLEN AFTER FOOD SERVICE CLOSED DOOR