My Missouri State Scheduled Service Interruption My Missouri State will have a brief interruption of service for system maintenance at approximately 6:00 AM Saturday, January 10, 2015. The expected duration of the interruption is 10 minutes. January 10, 2015 by My Missouri State will have a brief interruption of service for system maintenance at approximately 6:00 AM Saturday, January 10, 2015. The expected duration of the interruption is 10 minutes.