You might have seen a loading image in the footer of your WHMCS admin page. If you inspect the page, you’ll see it’s got some tags for the lightbox.
![](https://geektank.net/wp-content/uploads/2022/08/image.png)
![](https://geektank.net/wp-content/uploads/2022/08/image-1.png)
The issue is related to Cloudflare Rocket Loader, you can simply create a page rule to disable Rocket Loader on the admin pages or disable Rocket Loader altogether.
Source: https://whmcs.community/topic/309599-loading-spinner-admin-area/
Disable Rocket Loader with Cloudflare Page Rule
If you wish to disable Rocket Loader for a specific URL then you can use Cloudflare Page Rules using the following configuration.
![](https://geektank.net/wp-content/uploads/2023/08/image-1024x827.png)