As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKE OFF ROLL GOT SPS INOPERABLE FOLLOWED SPS ADVANCE. SUSPECTED ONE OF THE 2 AOA VANES TO HAVE STUCK DURING TAKEOFF DUE TO ICE VERIFIED BOTH AOA VANES FREEDOM TO MOVE AND PEFORMED STALL PROTECTION SYSTEM OPERATIONAL TEST, IAW EMB 145 AMM 27-36-00-700-801-A. OPERATIONAL CHECK NORMAL, NO FUTHER DEFECTS NOTED AT THIS TIME.