As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED ON TAKEOFF ROLL FROM CLT, IDG 2 CAUTION MSG CAME ON, ABORTED TAKEOFF. AIRCRAFT RETURNED TO GATE WITHOUT INCIDENT. A RESET OF GEN 2 WAS ACCOMPLISHED & ALL MSG'S WERE CLEARED. MAINTENANCE SERVICED THE NR 2 IDG. NO DEFECTS NOTED AND AIRCRAFT WAS RELEASED FOR SERVICE.