Hi, I keep getting 'server is unavailable' whenever I try to save a theme or click on 'suggest a theme' - how do I fix this?

I had issues the other day with accessing photos in my theme. Today I am getting a server is unavailable message when trying to save. Need to update my themes asap.

Hi! I'm trying for almost two hours to save the changes in the website I'm editing with themler, but it says SERVER UNAVAILABLE and the server seems to work fine. Can this be fixed over here? What...