As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMF - FLIGHT 2303 - THE EMERGENCY/ABNORMAL CHECKLIST WAS COMPLIED WITH WHEN THE CREW RECEIVED A CABIN PRESSURE CAUTION LIGHT WHILE AT CRUISE ALTITUDE. AFTER SELECTING THE BLEEDS TO MAX, THE LIGHT EXTINGUISHED AND THE SYSTEM PERFORMED NORMALLY. MAINTENANCE FOUND THE LOWER PORTION OF THE AFT CARGO DOOR SEAL NOT IN THE TRACK. THE SEAL WAS REINSTALLED AND OPERATIONAL CHECKS WERE PERFORMED. THE CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.