As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE WARNING MESSAGE ON TAKEOFF WHILE MOVING LEVER INTO UP POSITION. PERFORMED QRH MESSAGE CLEARED AFTER PERFORMING MANUAL EXTENSION. (FLIGHT 4645 FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 28342242 WITH THE FOLLOWING CORRECTIVE ACTION: "REF. CP 28342495 FOR SERVICING OF THE NLG SHOCK STRUT WITH OIL AND NITROGEN. OPS CHECK GOOD AT THIS TIME."