As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/A RPTS BURNING RUBBER ODOR FRM AFT GALLEY AFTER PARKING AT GAT E ADDING PICTURES OF FORM. ADD PERFOMED INSPECTIONS ON APU AND ACTIVATED APU BLEED AIR. RAN AIR PACKS, CHILLERS, AND OVENS. ALL FUNCTION NORMALLY. NO CIRCUIT BREAKERS ARE POPPED. THERE WAS NO OIL FOUND IN APU HOUSING OR COWLING. CREW WAS ALREADY ABSENT. COULD NOT DUPLICATE ODOR. OK TO CONTINUE.