As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 5671 THE CREW REPORTED THAT ON APPROACH THEY HAD A SLAT FAIL. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT LANDED WITH 0 SLATS. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 1 AND NR 2 SLAT/FLAPS ELECTRONIC CONTROL UNIT IAW CRJ AMM 27-51-05. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.