As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORRODED RETAINER SEAL AND TORN DOOR SEAL ON MAIN AVIONICS COMPARTMENT DOOR. RETAINER SEAL (2 EAS) WERE REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND DOOR SEAL ON MAIN AVIONICS COMPARTMENT DOOR WAS REPLACED PER CRJ-900 AMM 52-42-07-000-801 (CONFIG. A01) AND AMM 52-42-07-400-801-A01