As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BURNING RUBBER OR PLASTIC ODOR INFLIGHT FOR ABOUT 2 MINUTES. SMELLED IT IN COCKPIT FIRST AND FLIGHT ATTENDANT AND PASSENGERS SMELLED IT AS WELL. ONLY LASTED 2 MINUTES. WE WERE IN CLOUDS WITH LIGHTENING IN THE AREA. MCO MAINTENANCE THOROUGHLY CHECKED THE AIRCRAFT OUT FOR EVIDENCE OR CAUSE OF THE BURNING ODOR. NOTHING WAS FOUND AT ALL AND THE AIRCRAFT WAS RETURNED TO SERVICE.