As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER RAISING GEAR LEVER, RECEIVED NOSE DOOR OPEN AND GEAR DISAGREE EMERGENCY MESSAGES. PERFORMED QRH AND ALL 3 WENT DOWN AND GREEN. (FLT 6491) REPLACED NLG OLEO CENTERING EXTENSION PROX SWITCH BRACKET IAW AMM. INSPECTED PROX SWITCH HARNESS AND FOUND NO DAMAGE AT THIS TIME. OPS CHECK GOOD. SWUNG THE GEAR SEVERAL TIMES AND PERFORMED EMERGENCY EXTENSION CHECK. ALL OPS CHECKS GOOD.