As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIVET HEAD WAS NOTICED CRACKED ON LEFT SIDE OF FUSELAGE AT FRAME 9. INTERNAL INVESTIGATION FOUND THE SKIN SUPPORT TO BE CRACKED. THE SKIN SUPPORT WAS REPLACED IAW EMB-120 SRM STANDARD PRACTICES AND AERODESIGN REPORT NR 660-1, REV IR, 2-16-93.