As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AIRCRAFT HAD TO RETURN TO DEPARTURE FIELD AFTER THE NLG FAILING TO RETRACT. MAINTENANCE FOUND THAT THE NLG DID INFACT RETRACT BUT THE SELECTOR HANDLE INDICATED THAT THE NLG WAS STILL DOWN, INDICATION ISSUE. REPLACED THE SELECTOR HANDLE, FUNCTIONED THE GEAR WITH NO FAULTS AND RTS THE ACFT.