As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT NUMBER 4 DOOR SLIDE DEPLOYED WITHIN AIRCRAFT WHEN DOOR WAS BEING CLOSED BY CATERING. SLIDE UNSUCCESSFULLY DEPLOYED. AIRCRAFT FERRIED TO BOS FROM LHR FOR REPAIR. REPLACED RIGHT NUMBER 4 DOOR SLIDE AT BOS ON 09/16/2011. SYSTEM GROUND CHECK NORMAL OPERATION.