As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4204 THE CREW REPORTED THAT UPON LANDING AND CLEARING RUNWAY WENT TO RAISE THE FLAPS AND GOT A FLAP FAIL AND SPS ADVANCED EICAS MSG. FLAPS WERE STUCK AT 22 DEGREES. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FLAP ELECTRONIC CONTROL UNIT IAW AMM 27-53-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.