Could not restart the NMEA service error

Problem

Could not restart the NMEA service: could not send restarter command to Franson.SysMonitor.Service: Unable to read data from the transport connection: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has fail

Solution

1. Stop all listeners with connected devices under Devices in Site Admin.
2. Stop and then Start the Service.
3. Try updating your plugins again.

After the update has completed remember to start the listeners under Devices again.