As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF. ANTI SKI INBOARD CAUTION; PARKING BRAKE SOV CAUTION, AND A GEAR DISAGREE WARNING MESSAGE. AFTER RUNNING THE QRH, THE GEAR RETRACTED. (FLT#3951) REMOVED AND REPLACED LANDING GEAR HANDLE ASSY IAW AMM. OPS CHECK GOOD NO FURTHER FAULTS FOUND A/C OK FOR SERVICE.