As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#2260, MAD-BOS. (ETOPS). (AIRCRAFT REJECTED TO TAKEOFF) 'AIR R WING LEAK ECAM BOTH ENGINES RUNNING , HOLDING SHORT OF RUNWAY AFTER ~ 15 MINUTE 2 ENGINE TAXI. FOUND RH WING BLEED AIR DUCT ASSY ON TOP OF PYLON LEAKING. REPLACED DUCT AND SEALS REF AMM 36-11-48. OPS AND LEAK OK. IDLE RUN WITHOUT FAULTS OK FOR SVC.