As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF NOSE GEAR AND DOORS WOULD NOT RETRACT. PRIMARY AND ALTERNATE NOSE DOWN AND NOSE DOOR OPEN LIGHT ILLUMINATED WITH LANDING GEAR HANDLE IN UP POSITION. FOUND NOSE GEAR PIN INSTALLED. REMOVED PIN. CHECKED NOSE GEAR. ALL NORMAL AS PER MM 32-21-00. (M)