We have received several messages about the problem with adding a workspace to the application. We are currently working on a solution to the SSL error. However, we can shed some light on the issue and what you can do now.

Most users who have reported this problem have noticed it when logging in to their server. 

If you can’t add your server as a workspace and are sure that the URL you have entered is correct, you need to check if your server is secure and has SSL certificates configured on it.

This article can help you to configure your server: https://www.digicert.com/blog/not-secure-warning-what-to-do.