I moved my old QGIS to a new PC. Installed from zero, and later just copied "C:\Users[User]\AppData\Roaming\QGIS\QGIS3\profiles". Everything works fine, when I open my old projects it's all the same - GREAT!
But, now, the problem is that one of the plugins (QGIS Resource Sharing) is not working because of a script error. My old profile name was "Filip", and new one is "Angry Stoic". I tried to change it in Settings>Options>Processing, but get this error: 
Here is a screenshot of Processing. Tried to reinstall the plugin, but same error: 
When opening the project I get the following error:
WARNING Python error : Couldn't load plugin 'qgis_resource_sharing' due to an error when calling its classFactory() method See message log (Python Error) for more details.