As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU HAD AN UNCOMMANDED SHUTDOWN ON THE GROUND & DURING FLIGHT. NO ASSOCIATED CAUTIONS OR WARNING MESSAGES. VIBRATION FELT AT AROUND 90% RPM DURING START OF APU, JET FUEL ODOR IN THE COCKPIT AFTER SHUTDOWN DURING FLIGHT. OPS CHECKED THE APU WAS SATISFACTORY IAW AMM 49-10-00. NO FURTHER DEFECTS NOTED.