As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AND PLACING THE GEAR LEVER TO UP RECEIVED A RED DOORS LIGHT. RECYCLED GEAR AND LIGHT WENT OUT. UNABLE TO DETERMINE WHICH DOOR CAUSED RED LIGHT TO ILLUMINATE. NO MENTION OF AMBER LIGHT ON S/O ANNUN PANEL. PERFORMED ADJ/TEST PER AMM 32-62-011-5. OPS CHECKS NORMAL.