As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AT 7000 FEET, 250 KTS. WITH AUTOPILOT NR 1 ENGAGED AIRCRAFT SUDDENLY ROLLED LEFT (UNCOMMANDED) A/P DISCONNECTED AND ROLL ARRESTED AT 20 DEGREES. NOT WAKE TURBULANCE. FLIGHT MANAGEMENT COMPUTER REPLACED AND SYSTEM CHECKED SERVICABLE.