As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AFTER GEAR RETRACTION, RED NOSE WHEEL UNLOCK WARNING LIGHT REMAINED. AS PER ECAM GEAR WAS RECYCLED AND AFTER ABOUT A 30 SECOND DELAY THE WARNING LIGHT EXTINGUISHED. MAINTENANCE REPLACED THE NOSE LANDING GEAR UPLOCK ASSEMBLY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER TASK CARD 26L70032005.