As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. AIRCRAFT WILL NOT MAINTAIN PROPER PRESSURIZATION AT FT 380 CABIN 9600FT AND CLIMBING,150FT MIN AT 340 CABIN ALTITUDE 8500FT FLUCTUATING + -150 FT PER MIN. FLIGHT ATTENDANT STATES RIGHT CABIN DOOR MAKING NOISE. MAINTENANCE FOUND DEBRIS AND REMOVED DEBRIS FROM R2 DOOR JAM AREA. THEN FOUND THE FORWARD CARGO DOOR SEAL OUT OF THE RETAINER AND REINSTALLED IT. MAINTENANCE PERFORMED A SATISFACTORY OPERATIONAL CHECK.