XF 2.2 XenForo Forum Not Showing

[Jason76]

https://drumlesson.club

It only shows folder, though, the whole forum is installed and has been working good for many months. When you click on folder, then 403 error shows.

 

[Max Taxable]

This is what I see.
View attachment screen-20220414-214656.mp4

 

[Paul B]

The SSL certificate is invalid and there are no files in the directory.

Contact your host.

 

[Jason76]

I updated php to 8.0 and it's working good, but I don't know if that's what did it.

 

[Jason76]

What do you all see now?

 

[Max Taxable]

What do you all see now?

UI.X Dark