Cant create wildcard csr

[dmoz-x]

Operating System (OS/VERSION):

CentOS 7

VestaCP Version:

vesta-1.0.0-6.x86_64

Installed Software (what you got with the installer):

apache, nginx, mysql

Steps to Reproduce:

From the control panel
Web > Editing Domain > Generate CSR
Fill the domain *.domain.com
press generate and return blank