As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) REJECTED TAKEOFF DUE TO #1 I.D.G. LOW OIL PRESSURE. ECAM MESSAGE. AIRCRAFT RETURNED TO RAMP. I.D.G. REPLACED. UPON INVESTIGATION FOUND 2 PISTONS IN VARIABLE DISPLACEMENT PUMPS (1 INCH EACH PUMP) SHATTERED. MAIN SPLINED DRIVE SHAFT SHEARED. UNABLE TO DETERMINE CAUSE OF FAILURE FOR DRIVE SHAFT.