As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON 01/07/03, APPROX 1140(UTC), AIRCRAFT RETURNED TO GATE WHEN THE RUDDER GUST LOCK WOULD NOT DISENGAGE. THE CREW STATED THAT WHEN THE GUST LOCK WAS RELEASED, THE GUST LOCK WOULD ILLUMINATE ON THE CWP FOLLOWED BY THE RUDDER GUST LOCK CIRCUIT BREAKER TO OPEN (POP).