As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SLAT FAIL EICAS MESSAGE ON FLAP RETRACTION (LT HARNESS INTERMITTENT). REMOVED AND REPLACED LT WING SLAT HARNESS AS PER E-190 AMM 27-83-07 AS PER FIM 27-83-00-814-A. PERFORMED AMM OPS CHECK OF THE SLATS AS PER AMM 27-88-00-710-801-A OPS CHECK OK. NO FAULTS FOR SLAT FAIL MSG ON EICAS.