it right to me on the register the following line
Warning: file_exists(): File name is longer than the maximum allowed path length on this platform (4096): /customers/8/1/4/oneskyvirtual.com/httpd.www//lib/skins/crystal/
some help
problem after registration i see the message Fatal error: Call to undefined function filter_var() in /var/www/vhosts/rodoy.digitalns.org/httpdocs/phpvms.full/core/modules/Registration/Registration.php on line 206