As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ROUTINE INSPECTION OF AD 90-07-05, SB 727-57-178R5 TO THE LH INBOARD FLAP AND #4 FLAP TRACK A CRACK WAS FOUND THAT EXTENDED AROUND THE ENTIRE BOLT HOLE. INSPECTION AS PER PART ONE OF SB, TRACK DID NOT HAVE THE REPAIR OR THE PREVENTIVE MODIFICATION INSTALLED. AREA OF CRACK WAS DISCOLORED INDICATING CRACK HAD BEEN THERE FOR SOME TIME. REPLACED.