As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE IN CRUISE FLIGHT AT FL390 THE FLAP FAIL CAUTION MESSAGE CAME ON. A FLAP ZERO LANDING WAS CARRIED OUT UNEVENTFULLY. ALTHOUGH THE FLIGHT CREW DID REQUEST EMER SERVICES ON STANDBY, NO EMER WAS DECLARED. INVESTIGATION FOUND THE LT INBD FLAP SKEW SENSOR FAILED. THE SENSOR WAS REPLACED & SYS TESTED SERVICEABLE. ACFT TSN 14253, CSN 7698.