As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, A CRACK WAS FOUND ON LATERAL WINDOW FRAME STIFFENER RT SIDE. REFER TO EC A18-507-01. FUSELAGE/ NOSE FWD FUSELAGE/ RT SIDE/ LATERAL WINDOW FRAME (FR 4)/ UPPER STIFFENER AREA / CRACK DAMAGE - PERMANENT REPAIR (FRAME REPLACEMENT); THIS CATEGORY B PERMANENT REPAIR HAS BEEN APPROVED VIA REF /4/ RDAS AND IS CLASSIFIED AS MAJOR.