Installation Bug

I have installed several times the extension, but it forever generate a installation bug. I have used 3 installation methods:

1. From the extension manager.
2. From the .zip file.
3. From url.

![Captura de pantalla (128)](https://user-images.githubusercontent.com/18622567/103327536-ed915400-4a22-11eb-86c9-4c2b0406e809.png)
