As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YYZ - DURING CONTINENTAL EXPRESS C-CHECK, THE RIGHT HAND ENGINE LOWER NACELLE WAS FOUND TO HAVE THE INBOARD CHANNEL CRACKED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED SECTION OF CHANNEL IN ACCORDANCE WITH ATR 42-320 SRM 54-12-60 & 51-25-03, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.