As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING A DOUBLER MODIFICATION TO THE SKIN CUTOUT FOR THE LOWER AFT VHF ANTENNA AT FS 1473 & RBL 3.2, AN EXISTING REPAIR DOUBLER WAS FOUND. THE EXISTING REPAIR WAS REMOVED AN THE ANTENNA CUTOUT INCREASED TO REMOVE THE PREVIOUS REPAIR FASTENER LOCATIONS. AN EXTERNAL ALUMINUM DOUBLER AND TRIPLER WERE INSTALLED PER ER/A 380557-14, REV BTO REPAIR THE AREA.