As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ESCAPE SLIDE ARMED CONDITION INDICATORS-4L SLIDE ARM LIGHT. FOUND SHORING LINE INTERFERING WITH THE GIRT BAR, READJUSTED AND PERFORMED OPS CHECK OF THE 4L SLIDE ARMED LIGHT IAW B757 AMM 25-66 OPS CHK GOOD. (1531712) AIRCRAFT WAS GROUNDED