As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING INSTALLATION OF THE WIPAIRE UP GROSS KIT, A CRACK WAS FOUND IN A SECTION OF THE REAR SPAR AT WS 123.5 BEHIND THE OTBD FLAP HANGER. THE REAR SPAR SECTION, PN C2W1107 WAS R & R WITH A NEW SECTION, PN CSW1007 TO RECTIFY THE DEFECT.