As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RTO. CREW REPORTED FWD EMERGENCY DOOR OPEN MESSAGE ON TAKEOFF. REMOVED LT FWD EMERGENCY EXIT DOOR, CLEANED DOOR SURROUND AND REINSTALLED IAW CRJ 900 AMM 52-21-00-000/400-801-A02. PRESSURIZED AIRCRAFT WITH APU IAW CRJ 900 AMM 21-50-00-862-801-A02. COULD NOT DUPLICATE FLASHING LT FWD EM EXIT DOOR INDICATION MSG. RELEASED PRESSURE IAW CRJ 900 AMM 21-50-00-862-802 -A01.