Fatal error: Uncaught Error: Call to a member function getSiteId() on null in /var/www/vhosts/swimsmoothbelgie.be/httpdocs/CMS4U/Base/Core.php:1089
Stack trace:
#0 /var/www/vhosts/swimsmoothbelgie.be/httpdocs/CMS4U/Base/Core.php(681): CMS4U\Base\Core->registerFrontend()
#1 /var/www/vhosts/swimsmoothbelgie.be/httpdocs/CMS4U/Base/Core.php(181): CMS4U\Base\Core->registerPageRoutes()
#2 /var/www/vhosts/swimsmoothbelgie.be/httpdocs/CMS4U/Base/Core.php(260): CMS4U\Base\Core->getApplication()
#3 /var/www/vhosts/swimsmoothbelgie.be/httpdocs/requires/core.php(57): CMS4U\Base\Core->getApp()
#4 /var/www/vhosts/swimsmoothbelgie.be/httpdocs/index.php(24): require_once('/var/www/vhosts...')
#5 {main}
thrown in /var/www/vhosts/swimsmoothbelgie.be/httpdocs/CMS4U/Base/Core.php on line 1089