As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED DUE TO LOSS OF NAVIGATIONAL INSTRUMENTS & IFR CONDITIONS AT PLANNED DESTINATION. NAV ACCURACY LOW AND MCDU RAD/NAV PAGE UNAVAILABLE. IRU'S REALIGNED AND NAV SWITCHES ON RADIO MANAGEMENT PANEL CYCLED. INDICATIONS RETURNED TO NORMAL. FMGC BITE READOUT ACCOMPLISHED WITH NO FMGC FAULTS INDICATED. SYSTEM OPERATION HAS BEEN NORMAL TO DATE.