VestaCP: How to fix LetsEncrypt SSL certificate (Admin Panel)

EDIT: Method 1 still working as of 13/06/2018 Recently I have been playing around with VestaCP, an alternative to cPanel. VestaCP is a free, open source website control panel with website, email, database, and DNS functionalities built in. The Issue (Symptoms) Unfortunately, when I installed VestaCP and setup an SSL certificate via LetsEncrypt though the …