Sorry, made mistake, My domoticz is running on a Raspberry Pi3+. Installed Debian Buster on it, and installed Domoticz 4.10717 on it. OS runs from hard drive to spare the amount of read/writes to the sd card. As earlyer mentioned, everytthing runs smouthly, but SDM72D-M wont.. Anyone a hint? Kind ...

Hello all, I'm trieing to get things work, but still got this errors. 2019-11-14 10:29:57.624 Error: (power Modbus) 'onHeartbeat' failed 'OSError'. 2019-11-14 10:29:57.624 Error: (power Modbus) ----> Line 131 in '/home/pi/domoticz/plugins/SDM120Modbus-Domoticz-plugin/plugin.py', function onHeartbeat ...