Work like a charm, my mistake.
1. install vps using tutorial https://forum.mailwizz.com/threads/how-to-install-mailwizz-1-5-1-on-ubuntu-16-04-64-bits-with-vestacp-php-7-pcntl-enabled.4800/
2. install ntp which is a required, install and webmin which better than VESTA
3. easily install mailwizz...