I bought 02.01.2016 Joomla Virtuemart Responsive Metro Shop Template
https://cmsmart.net/virtuemart-templates/virtuemart-metro-shop-template

version 1.x / 2.5.19 security update joomla to 2.5.28 -> does not work
version 2.x / 3.3.6 security update joomla to 3.4.8 -> does not work
VirtueMart security update to 3.0.12 -> does not work

server: Linux Debian Wheezy
Database Version: 5.5.46-0+deb7u1
PHP Version: 5.4.45-0+deb7u2
Web Server: Apache/2.2.22 (Debian)
WebServer to PHP Interface: cgi-fcgi

what now?