As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE INSTALLING A NEW SERVICEABLE SLIDE ON THE L1 DOOR, IT WAS NOTED THAT THE FLAP FOR GUIDE RELEASE BAR PACKED INCORRECTLY, CAUSING TENSION ON GIRT BAR & PREVENTING THE ABILITY TO DISARM THE DOOR. REMOVED THE DEFECTIVE SLIDE, RETURNED IT TO SUPPLY TO BE SENT OUT FOR REPAIR & ANOTHER SERVICEABLE SLIDE WAS INSTALLED IN ITS PLACE.