Most likely, like me a day before yesterday apparently, you received an update of the Envoy from D5x to D7x and now a token is required along with https in the script. From various sources I found the following to work: (mainly https://gathering.tweakers.net/forum/list_message/75876110#75876110 ...

Hello, I've been using the Harmony Hub for some time now with XMPP enabled after the firmware update to 4.15.250. All was working fine until the latest firmware update to 4.15.264 mid March. Although the XMPP option is still enabled Domoticz cannot connect to the hub. I scanned the ports of the hub ...

I finally found how to fix the decimal position of the youless gas sensor. In the Meter/Counter tab of the Settings page you can set the conversion of the input. In my situation I had to change the setting from 100 to 1000. Now the Youless reading is correct.

I have the Youless gas sensor since a few days and have the same issue (version 3.5877). Changing the number of pulses/m3 in the Youless configuration doesn't help either. It would be nice if this could be fixed, the usage in Domoticz is now 10 times higher than real. Besides this the Domoticz panel ...