Error type: "Forbidden". Error message: "The provided API key has an IP address restriction. The originating IP address of the call (213.152.198.131) violates this restriction." Domain: "global". Reason: "forbidden".
Did you added your own Google API key? Look at the help.
Check in YouTube if the id giulianocardellini belongs to a username. If the user id is correct, check that the channel of the user has list of "favorites". Check the FAQ of the plugin or send error messages to support.
