As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED THE APU SHUTDOWN IN FLIGHT WITH A STRONG FUEL ODOR IN THE COCKPIT. MAINTENANCE PERFORMED A OPERATIONAL CHECK OF THE APU. NO FUEL ODOR WAS PRESENT. OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE. SDR REMAINS OPEN PENDING ADDITIONAL INFORMATION.