As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TEST FLIGHT- L FWD ENT DOOR EICAS OCCURRED IN THE APPROACH PATTERN. THE DOOR HANDLE HAD POPPED UP APPROX 6 IN. FROM FULL LOCKED POSITION. COULD MOVE HANDLE DOWN ENOUGH TO EXTINGUISH LIGHT BUT NOT ENOUGH TO OVER-CENTER AND LOCK DOOR. REMOVED L-1 LINING DOOR TO FOM AND INSTALLED IAW AMM 52-11-02 AFTER ADJUSTED UPPER AND LOWER GATES IAW AMM 52-11-00.