Can't access CMS collection in Editor


Suddenly I am unable to edit my cms blog posts in the editor. I can log in to the page but it says I have 0 posts in there, but 39 are showing on my site.

Any help would be appreciated

Here is my site Read-Only: LINK
(how to share your site Read-Only link)

Hi Craig, can you share your Read-Only link plz

I’m now getting a 500 error tonight!!!