As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YUL-DURING C-CHECK INSPECTION, THE RH ENGINE BOTTOM COWLING UPPER FWD ATTACHMENT EDGE WAS FOUNMD TO BE CRACKED. MX REMOVED DAMAGED EDGE. FABRICATED AND INSTALLED A NEW EDGE IN ACCORDANCE WITH ATR42-320 SRM 54-12-61, 51-25-01 & 51-25-03 AND A/C WAS APPROVED FOR RETURN TO SERVICE.