As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AND GEAR RETRACTION "GEAR DISAGREE" EICAS MSG. RT MAIN FWD GEAR DOWN INDICATION VERIFIED WING GEAR SWING OPERATION SUCCESSFUL. NO LEAKS NOTED PERFORMED PSEU GRND TEST & PRI LAD GEAR SYS & ALT LAND GEAR SYS TESTS PASSED PER AMM 32-09-03-745-019.