As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB LE SLAT ASYM EICAS MSG APPEARED AC RETURNED TO FIELD AND MAINTENANCE GROUNDED AC .AND FLIGHT WAS SWAPPED MAINTENANCE CONTINUED TO WORK . REMOVED AND REPLACED C FSPM PER AMM 27-58-01 OPS CHECK NORMAL. ALSO PERFORMED -63 FSEU READOUT OF SENSORS/RVDT'S REF AMM 27-51-26 FLAPS AND SLATS OPERATE NORMALLY NO DEFECTS PER AMM 27-51-00 AC RETURNED TO SERVICE.