As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR INTERRUPT, DIVERTED, EMER NOT DECLARED & LANDING UNEVENTFUL. ACFT NOT OVERWEIGHT. DURING CRUISE A NR 1 ENG BLEED FAULT ECAM MSG WAS RECEIVED WITH LOSS OF BLEED AIR. POST FLIGHT REPORT SHOWED NR 1 ENG PRESS REGULATING VLV FAULT. R & R NR 1 ENG PRESS REGULATING VLV IAW 36-11-52. PERFORMED OPERATIONAL & LEAK CHECKS. SYS CHECKED NORMAL.