As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FOUND AT FRAME MAIN CABIN FRAME 400L BETWEEN STRINGER 8 & 9 LT SIDE AT THE AIR CONDITIONING OUTLET ASSEMBLY SUPPORT BRACKET. SDR FORM ATTACHED. REMOVED BRACKET SUPPORT CUT OUT DAMAGE SECTION, REINSTALLED BRACKET SUPPORT & INSTALLED FRAME ANGLES REPAIR IAW EA NO 5310-04716 REV G.