As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLAP RETRACTION ON TAKEOFF LEADING EDGE CAUTION LIGHT AND LEADING EDGE ASSYM EICAS MSG ILLUMINATED. FLIGHT CONTROL NOT AFFECTED SUPPLEMENTAL DATA UPDATE LEADING EDGE SLAT LOSS SENSOR SWITCH FAILED.REPLACED RIGHT INBOARD LEADING EDGE LOSS SENSOR SWITCH S10338.