As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FIGHT CREW RECEIVED A TAKEOFF CONFIGURATION WARNING AS THE TAKEOFF ROLL WAS INITIATED. THE FLIGHT CREW ABORTED THE TAKEOFF AND EXITED THE RUNWAY. A PITCH TRIM ASSYMETRY WARNING WAS DISPLAYED ON THE EICAS DISPLAY. AFTER THE POWER LEVERS WERE CYCLED THE WARNING MESSAGE CLEARED AND DID NOT RETURN. ANOTHER TAKEOFF WAS ATTEMPTED AND A NORMAL DEPARTURE WAS MADE.