As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LHR INFLIGHT T049/13MAY CDG TO DFW - CREW REPORTED RIGHT QUANTITY AND TOTAL QUANTITY BLANKED OUT WITH FUEL IMBALANCE INDICATION. LANDED LHR WITHOUT INCIDENT. REPLACED FUEL QUANTITY PROCESSOR UNIT. SYSTEM GROUND CHECKED NORMAL OPERATION.