Virtualmin web panel are not accesible

Hi guys...

I have been working with virtualmin few month ago and everything goes well. When i create virtual server without check or tick the "setup ssl website too" checkbox, the virtual server are created and i can view my website. The problem arised when i create virtual server and tick the "setup ssl website too" checkbox and the problem is i cannot access my virtualmin web panel account as it refuse to connect. But my website are all fine with ssl certificate but the only problem is i cannot access my web panel. I hope you guys can help me out with this problem.

Thanks.