As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE TAKEOFF ROLL, THE CREW RECEIVED A PROXI SYSTEM CAS MESSAGE AND ABORTED TAKEOFF. THE CREW CALLED DISPATCH AND STATED THE MESSAGE HAD CLEARED, FLIGHT 4072 WAS THEN CLEARED FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4072 THEN DEPARTED WITH NO FURTHER INCIDENTS.