Hi, I have the same issue. I suspect my ISP cause nobody else seems to encounter similar problems.

Is there an easy way to integrate MCP23s17 into Domoticz? I would like to separately control each IO by a dummy switch. I'm using WiringPi to select and control my additional IOs and my problem is that in python my script works well but in Domoticz dummy buttons don't. I went through the following ...