As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LT FWD PAX DOOR FRAMING AFT PANEL REPLACEMENT, A DOUBLE HOLE WAS PERFORMED AT FRAME 18, STRG 26 IN LOWER BEAM WEB AT ITS REAR END AND IN STRG 26 COUPLING. REPLACEMENT OF STRINGER 26 COUPLING BY NEW ONE IAW EA 6-5312-81117 AND RAS/AS/0017/2005 ISSUE A.