As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN DOOR OPEN CAS: ERRORNOUS PAX DOOR OUT MESSAGE IN CRUISE FLIGHT, WENT OUT BASE LEG. ERFORMED CLEANING OF THE INTERIOR DOOR ANDLE RELEASE SWITCH AND MODEL 700 MAINTENANCE MANUAL (REV 9) 52-10-00 (ORIGINAL ISSUE) CABIN DOOR - ADJUSTMENT/TEST, THEN PERFOMRED CABIN DOOR LATCH/LOC SYSTEM - ADJUSTMENT/TEST. OPERATIONAL TEST FOUND GOOD NO FURTHER DEFECTS NOTED