As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO MAINTAIN CABIN PRESS AT FL 350. CABIN CLIMBED TO 14,000 FT WITH A DIFF PRESS OF 5 PSI. SUSPECT VENT DOOR OPENED IN FLT. DESCENDED TO FL 250 AND DIVERTED TO MROC WITHOUT FURTHER INCIDENT. FOUND NASI VENT DOOR OUT OF RIG. RERIGGED VENT DOOR IAW DACO M/M 52-36-1 OPS AND LEAK CHECKED ON THE GROUND.