Cant log into Themler anymore i get a themler.io redirected you too many times. error. Cant save work anymore

Hello, If i try to save changes to a template by Themler of my website i have to login, as usual. But nog I get the question again but then with this title above it: Access All Billion Websites With...

You need to fess up and fix this log in problem or your'll lose a large number of customers who can't update pages. Bad business.