As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BURNING PLASTIC SMELL FROM FRONT OF THE CABIN TO AROUND ROW 10. (FLIGHT 6414) PERFORMED PERMANENT DOUBLER REPAIR INSTALLATION TO FUSLEAGE SKIN LOCATED BETWEEN FS 1000.00 - FS 1015.00 AND STRG 25R - STRG 26R IN REF. GOGO REPAIR DWG NO. 601-2365-02-343 AND STRUCTUAL MAJOR REPAIR CARD NO. 51-900-1002-SKY