As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH SLAT TRACK NBR 4 UPPER AFT SURFACE HAS EVIDENCE OF WEAR AND NO PREVIOUS REWORK, REF 5742-01028-02A. LIAISON ENGINEERING SUPPORT WILL BE REQUIRED BEFORE FURTHER FLIGHT. MEASURED LH SLAT TRACK NBR 4 UPPER AFT SURFACE IAW ER/A 618900- 14AD REV ORIG. AND PRI 618900-14AD REV 0 MATCHED. (LP# 0402438)