As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROTATION, RECEIVED FORWARD CARGO DOOR OPEN AND MASTER CAUTION WARNING. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. DOOR INDICATION RETURNED TO NORMAL AFTER CLEARING RUNWAY. MAINTENANCE PERFORMED ADJUSTMENT OF THE FORWARD CARGO DOOR PROXIMITY SENSOR, OPERATIONAL CHECK OK.