As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 0049 - RIGHT GENERATOR DRIVE LIGHT ON AND EICAS RIGHT GENERATOR DRIVE DISCONNECTED RIGHT GENERATOR DRIVE. TROUBLESHOT, FOUND OIL PRESSURE FAULTED. REPLACED RIGHT ENGINE IDG. ACCOMPLISHED CARD 4944. RAN ENGINE, LEAK CHECK OK. APPROVED FOR SERVICE. 3652406CE/1506.10JAN.DFW. (X)