As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DOOR: THE RED EMERGENCY EXIT HANDLE ON MAIN CABIN DOOR INSIDE OF THE AIRPLANE WILL LOCK THE DOOR. IT WILL NOT UNLOCK THE DOOR MAKING IT UNABLE TO EGRESS THE AIRPLANE WHILE INSIDE. THE EXTERIOR RED HANDLE WILL UNLOCK AND LOCK THE DOOR WITH NO ISSUE. CORRECTIVE ACTION: MAIN DOOR LATCH PIN LUBRICATED. OPS CHECK GOOD. IAW EMB PHENOM 300 AMM: 52-11-21-640-801-A