As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT FMC FAILED AT CRUISE WITH MAP AND VTK FLAGS ON CAPT SIDE, BOTH CDU'S LACKED FMC DATA. ACFT GROUNDED. PERFORMED LT FMC BITE REF 34-61-00. NO FAULTS FOUND. PERFORMED 34-61, TASK 836. NO ACTIVE FAULTS FOUND. SYS CHECKED NORMAL. NO HISTORY IN 30 DAYS.