As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERNAL STRUCTURE OVER STGR25RH BTW FS280.00 / FS295.00 AT MAIN AVIONICS COMPARTMENT DUE TO EXCESSIVE DAMAGE ON STGR25RH BTW FS280.00 / FS295.00 AT MAIN AVIONICS COMPARTMENT WAS REPLACED PER CRJ900 SRM 51-10-06-001-001-A01, SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01