Tipo de error: "Forbidden". Mensaje de error: "Project 161327803806 has been scheduled for deletion and cannot be used for API calls. Visit https://console.developers.google.com/iam-admin/projects?pendingDeletion=true to undelete the project." Dominio: "usageLimits". Razón: "accessNotConfigured".

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Comprueba en YouTube si el id UCeMOBjoUf4DMgj21l6sH0Eg corresponde a un channelid. Revise el FAQ del plugin or envíe los mensajes de error a support.