Fail in the Plugin Installation

I have the free version in our site but when we try to install the pro version we can't. We have configured two sidebar and we can not delete the free version.

Descomprimiendo…

Instalando el plugin…

La carpeta ya existe. /home/content/73/10512173/html/deplatoenplato/blog/wp-content/plugins/custom-sidebars/

Fallo en la instalaciĂłn del plugin.