I am trying to:
Edit the text content of a Visual Editor with text.
Link to a page where the issue can be seen: hidden link hidden link
I expected to see:
Instead, I got:
A grey overlay that then blocks the screen and requires a reload. In the console I get the following error: "Uncaught TypeError: Cannot read property 'createDocumentFragment' of null"
The credentials in the form are for the the staging server. It's backed up and you can have your way with it. The auth for the BASIC authentication on the front end is: