As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LANDING GEAR WOULD NOT RETRACT. THERE WAS NO IN TRANSIT LIGHT ON AND THE THREE GREEN DOWN AND LOCKED POSITION LIGHTS REMAINED ON. A LOOSE WIRE WAS FOUND ON THE EMERGENCY EXTENSION SAFETY SWITCH PREVENTING THE GEAR FROM RETRACTING BY REMOVING ALL POWER TO THE MOTOR. WIRE SECURED AND AIRCRAFT RETURNED TO SERVICE.