I have a theme that I have customized, and when I go
Appearance > Themes > Customize the page keeps reloading, over, and over, and over… This is the only page that does this.
I have tried other themes, and do not experience the same bug. I have also tried different browsers, and I get the same result: page reloading.
I have tried clearing the cache and that didn’t help.
I am using WordPress 4.1.0
Read more here: Customize Theme Screen Keeps Reloading