As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OPERATOR FORWARDED ACFT SAAB 340 BELLY PANEL PN 7253501-712 TO BE REPAIRED. PANELS OUTER FIBERGLASS LAYER USED AS A SEAL PLY OVER ANTI-STATIC MATERIAL IS FAILING. PANEL HAD BEEN PREVIOUSLY REPAIRED USING SAAB APPROVED PROCEDURE. SUBMITTER STATES PROCEDURE IS UNRELIABLE.