Error type: "Forbidden". Error message: "There is a per-IP or per-Referer restriction configured on your API key and the request does not match these restrictions. Please use the Google Developers Console to update your API key configuration if request from this IP or referer should be allowed." Domain: "usageLimits". Reason: "ipRefererBlocked".
Did you added your own Google API key? Look at the help.
Check in YouTube if the id AdobeSystems belongs to a username. Check the FAQ of the plugin or send error messages to support.