As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULED INSP, IT WAS DISCOVERED THAT 1 INLET RIVET HEAD WAS MISSING FROM THE NR 2 ENGINE INLET INNER SKIN (BARREL). THE INLET WAS INSTALLED 288.1 HOURS 206 CYCLES AFTER REPAIR DUE TO SAME CONDITION OF SEVERAL MISSING AND CRACKED RIVETS ON THE INNER SKIN. NO ABNORMAL VIBRATION INDICATED BY ACFT INSTRUMENTS OR FLIGHT CREW. INSP OF THE ENGINE REVEALED NO FOD DAMAGE.