As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TAIL SKID LIGHT ILLUMINATED AFTER TAKEOFF. RETURNED TO MSY. *S/D* MAINTENANCE CLEANED AND LUBED TAIL SKID UP SWITCH, S663. LANDING GEAR HANDLE WAS CYCLED SEVERAL TIMES WITH LANDING GEARS PINNED. NO PROBLEMS FOUND. NO FURTHER PROBLEMS REPORTED.