As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CRACKS WERE FOUND ON MULTIPLE HOLES. REFER TO EC A18-465-01. FUSELAGE / CENTER FUSELAGE / FR36 LT PRESSURE PANEL (ACCOMPLISHMENT OF SB 53-1263) CRACKED FASTENER HOLES - TEMPORARY REPAIR; THIS TEMPORARY REPAIR IS APPROVED PER REF /2/ RDAS AS CATEGORY C AND CLASSIFIED AS “MAJOR”.