As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV- DURING C-CHECK THE APU FIREWALL WAS FOUND TO BE CRACKED AT THE TOP OF THE RIGHT VERTICAL STIFFENER. MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 135 SRM 53-32-13. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.