As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR DOOR WARNING MESSAGE PAIRED WITH GEAR DISAGREE WARNING MESSAGE. NOSE GEAR SHOWING DOWN. RAN QRH, CLEARED BOTH MESSAGES GEAR REMAINED DOWN. (FLIGHT 4636) ARRIVED AT A/C AND FOUND NLG OLEO CENTERED/EXTENDED PROX SENSOR AND ITS MOUNTING BRACKET DAMAGED. PLEASE REFERENCE AML 1331370 FOR FURTHER MX ACTION.