Tipo de error: "Forbidden". Mensaje de error: "Project 1083024161089 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".

Did you added your own Google API key? Look at the help.

Comprueba en YouTube si el id UUM_-Xvg4CSEipQD_sWY-zsg corresponde a un playlist. Revise el FAQ del plugin or envíe los mensajes de error a support.