As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER LANDING AND RT THRUST REVERSER FULLY DEPLOYED, THE PILOT COULD NOT INCREASE POWER FOR REVERSE USING THE TR CONTROL LEVER. THE DEPLOY INTERLOCK SOLENOID PLUNGER REMAINED IN THE LOCK-OUT POSITION, PREVENTING LEVER FROM MOVING TO THE POWER UP POSITION. PLUNGER WAS STICKING INSIDE THE RECEIVING HOLE.