/home/sitemi/public_html/sitebuilder/tryoutlogin/www/rvsValidateConfigFile.php
Contact your hosting provider, to manually update your custom_vhost_template_ap1 and custom_vhost_template_ap2 values.
Your provider can update your custom_vhost_template_ap1 and custom_vhost_template_ap2 values by follow instruction here.
1. SSH to the server as root and add custom_vhost_template_ap1 and custom_vhost_template_ap2 values on the end of file
/var/cpanel/userdata/USER_NAME/TRYOUT_WEBSITE_DOMAIN. Replace USER_NAME and TRYOUT_WEBSITE_DOMAIN with your own values.
custom_vhost_template_ap1:/var/cpanel/rvglobalsoft/rvsitebuilder/panelmenus/cpanel/apachetemplate/tryout.rvsitebuilder.apache1
custom_vhost_template_ap2:/var/cpanel/rvglobalsoft/rvsitebuilder/panelmenus/cpanel/apachetemplate/tryout.rvsitebuilder.apache2
2. Then run /scripts/rebuildhttpdconf
3. If all ok, run /scripts/restartsrv httpd
After fix the issue, click here to go to your tryout website.