As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A NR 1 IDG CAUTION MESSAGE ON TAKEOFF ROLL. CREW ABORTED TAKEOFF AND RETURNED TO GATE SAFELY. MAINTENANCE INSPECTED THE NR 1 IDG AND FOUND THE OIL LEVEL LOW. MAINTENANCE PROPERLY SERVICED THE OIL LEVEL AND PERFORMED OPERATIONAL CHECKS. AIRCRAFT WAS RELEASED FOR SERVICE.