Error type: "Not Found". Error message: "The playlist identified with the requests playlistId parameter cannot be found." Domain: "youtube.playlistItem". Reason: "playlistNotFound". Location type: "parameter". Location: "playlistId".
Did you added your own Google API key? Look at the help.
Check in YouTube if the id UCe04X60xi1QlaPyCK1wJg5w belongs to a channelid. If the user id is correct, check that the channel of the user has list of "likes". Check the FAQ of the plugin or send error messages to support.