Since last update not working anymore

[timmpy]

Since last update unable to retrieve updates of the P1 energy meter...

[jtebbens]

Sounds like your dongle got a new ip address.
I moved support for Homewizard Energy dongle P1 to this app https://homey.app/nl-nl/app/com.homewizard/HomeWizard/

Try that one it has mdns support as well so should keep track of your ip changes.