As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUSPECTED ODOR FROM MID OF CABIN BELOW 18000 FT. NOTIFIED AFT GATE OF ODOR FROM LEAD F/A. APU WAS NOT STARTED AT GATE UPON ARRIVAL -PERFORMED PACK & APU BURN IAW AMM 21-00-00-615-002. R/R RECIRCULATION FILTERS IAW AMM 21-21-41. NO DEFCETS NOTED AT THIS TIME. A/C OK FOR CONT SERV.