As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEADING EDGE SLAT DISAGREE EICAS B. THE LE SLAT DOES NOT AGREE WITH THE SET POSITION. HAPPENED AT FLAPS 30 ON FINAL. EMER DECLARED ON GO AROUND. APPROACH BITE TEST OF PSEU SHOWS NO CURRENT FAULTS. LE SLAT SENSOR SWITCH OPERATIONAL TESTED OK IAW AMM 27-88-00-715-098. ACCOMPLISHED FSEU BITE CHECK & FOUND NO EXISTING FAULTS, BUT NOTED FAULT CODE 27-51104. TE DISAGREE ON FLIGHT LEG 0.