If you are experiencing the above error, causing Attaché Modern menu or log-in page not to load, follow the steps below:
Confirm if it is happening to all users of the system.
Right-click on a black space of the screen in Attache.
Click Refresh.
Confirm if the screen refreshes and loads eventually.
If the above doesn't work, restart Attaché API Service on the server.
If the above still doesn't work, please raise a new case online and reference the title of this article.