As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH PACK PRESSURE GAUGES WENT TO 0 AT 26,000. AUTO 1 AND 2 INOP LIGHTS AND AUTO INOP LIGHT ILLUMINATED. DECLARED AN EMERGENCY, PERFORMED RAPID DESCENT. WITH OUTFLOW VALVE FULLY CLOSED, CABIN STILL CLIMBING GREATER THAN 1500 FPM. THE FLIGHT DIVERTED TO MCI AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED BOTH CABIN PRESSURE CONTROLLERS AND OPERATIONALLY CHECKED GOOD IAW AMM 21-32-03. THE AIRCRAFT WAS GROUNDED.