Outside Domoticz it works fine but inside it spits ou the following in log. Anything I can do? 2020-03-22 14:22:48.566 Status: PluginSystem: Entering work loop. 2020-03-22 14:22:48.757 Error: (GoogleNest) failed to load 'plugin.py', Python Path used was '/home/pi/domoticz/plugins/googlenest/:/usr ...

Click the temperature tab.
Then click edit from your pool sensor and type 27 in the adjustment box.
Now it's always showing 27 degrees more then what he measuring.