Issues loading JS and CSS

Hi,

I have issues with few plugins that cause JS and CSS not to load on the admin panel.
The plugin support told me I should contact the theme support in order to solve it.
Please see these screenshots with the errors.
How can I solve it?
https://www.dropbox.com/s/tv2fy6n24snyxar/image_8ex1yx.jpg?dl=0
https://www.dropbox.com/s/g5wv86p7deoxk35/image_g33ox1.jpg?dl=0

The page I need help with: [log in to see the link]