Fatal error: Uncaught TypeError: JTL\Template\Model::getTemplateType(): Return value must be of type string, null returned in /home/users/ff365/www/01_Shop/includes/src/Template/Model.php:250 Stack trace: #0 /home/users/ff365/www/01_Shop/includes/src/Template/TemplateService.php(198): JTL\Template\Model->getTemplateType() #1 /home/users/ff365/www/01_Shop/includes/src/Template/TemplateService.php(147): JTL\Template\TemplateService->loadFull() #2 /home/users/ff365/www/01_Shop/includes/src/Smarty/JTLSmarty.php(122): JTL\Template\TemplateService->getActiveTemplate() #3 /home/users/ff365/www/01_Shop/includes/src/Smarty/JTLSmarty.php(75): JTL\Smarty\JTLSmarty->initTemplate() #4 /home/users/ff365/www/01_Shop/includes/globalinclude.php(84): JTL\Smarty\JTLSmarty->__construct() #5 /home/users/ff365/www/01_Shop/index.php(5): require('...') #6 {main} thrown in /home/users/ff365/www/01_Shop/includes/src/Template/Model.php on line 250