As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT REJECTED TAKE-OFF AT 20KTS DUE TO AN AUTO THROTTLE FAIL/FLIGHT DIRECTOR FAIL MESSAGE. RESOLUTION AFTER CONSULTING MOC AND RE-ENGAGING AT SYSTEM THE SYSTEM WORKED CORRECTLY. (EICAS HAD CLEARED AFTER T/O REJECTED). (TC# 20190225009)