As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN'S FMC FAILED LIGHT CAME ON AND VTK AMBER LIGHT ALSO ILLUMINATED. RAN VLIST WENT BACK TO FMC NORMAL AND CAPTAIN`S FMC & VTK ILLUMINATED SO WENT BACK TO FMC BOTH ON R. ACFT GROUNDED. VTK-MAP NUISANCE ERROR IAW AMM 34-61-00. "NOT A MAINTENANCE DISCREPANCY". RELEASES ACFT FROM MEL 34-36J. NO CURRENT FAULTS FMC BITE.