As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT PRESSURIZING AT ALTITUDE FLIGHT # 3044 CLOSEDFOUND AVIONICS COOLING GROUND VALVE OPEN UPON ARRIVAL TO STATION. SEE ID 311953 FOR REACTIVATION OF AVIONICS GROUND COOLING VALVE AND ID 311954 FOR CORRECTIVE ACTION FOR SERVICE DOOR INDICATION DEFERRAL. AIRCRAFT PRESSURE CHECKS GOOD ON THE GROUND,