As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#861, BOS-SJU. 'ODOR EVENT IN DESCENT FROM TOD AT FLT IDLE IN CABIN W/ ENG 1 BLD & PACK 1 OFF XBLEED OPEN AND THEN IN COCKPIT W/APU OFF ALL BLEEDS & PACKS ON; REF INFORMATION NOTICE 2017-T015. SECTION B PACK #2 WAS FOUND TO BE AT FAULT. PACK 32 WAS PLACED ON MEL 21-52-01C. REF MDDR 506468. A/C OK TO CONT SVC.'