There are a few steps you can take to try and resolve any issue when the web admin is not loading.
They are as follows:
Do a Ctrl + F5 to fully refresh the website - there are times when we are deploying new code and features and sometimes this is needed to get the latest updates.
Close the browser, re-open and refresh the admin site. Sometimes if you've had the website open for days without refreshing it or logging out/in, this can cause issues.
Restart the computer. This is similar to number 2.
In some parts of the world, ISPs can cause issues with the web administrator through DNS server addresses. We suggest changing your router addresses to the following Google addresses:
5. If none of these steps have resolved your issue, please access the "Chat" widget within the web administrator to report the issue, so that we can investigate more.