Problem: I'm using Cloudflare on the server where my HostBill is installed.
In various User Interface sections (both admin and client) I'm getting weird behavior - page elements are not loaded.
Solution: This issue is most likely caused by Cloudflare Web Optimization. To disable it, proceed to your CloudFlare dashboard, select your website and click on "CloudFlare Settings"
Under Performance Settings make sure to disable HTML Asset Minify as shown on screenshot: