Session must be active in order to use SessionFlashMessageBag.
/var/www/web2892/htdocs/master/releases/685e82bff-20250624062831/dc/common/classes/NativeSessionFlashMessageBag.php #147
#0 /var/www/web2892/htdocs/master/releases/685e82bff-20250624062831/dc/common/classes/NativeSessionFlashMessageBag.php(39): DynCom\dc\common\classes\NativeSessionFlashMessageBag->guardForActiveSession()
#1 /var/www/web2892/htdocs/master/releases/685e82bff-20250624062831/dc/frontend/start.inc.php(352): DynCom\dc\common\classes\NativeSessionFlashMessageBag->__construct()
#2 /var/www/web2892/htdocs/master/releases/685e82bff-20250624062831/dc/frontend/frontend.php(175): require_once('...')
#3 {main}