Fatal error: Uncaught TypeError: Return value of Shopware\Components\Template\HtmlMinCompressor::minify() must be of the type string, null returned in /var/www/laufbursche.de/web/engine/Shopware/Components/Template/HtmlMinCompressor.php:31 Stack trace: #0 /var/www/laufbursche.de/web/engine/Shopware/Plugins/Default/Frontend/Seo/Bootstrap.php(180): Shopware\Components\Template\HtmlMinCompressor->minify() #1 /var/www/laufbursche.de/web/engine/Library/Enlight/Event/Handler/Plugin.php(145): Shopware_Plugins_Frontend_Seo_Bootstrap->onFilterRender() #2 /var/www/laufbursche.de/web/engine/Library/Enlight/Event/EventManager.php(296): Enlight_Event_Handler_Plugin->execute() #3 /var/www/laufbursche.de/web/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(184): Enlight_Event_EventManager->filter() #4 /var/www/laufbursche.de/web/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(207): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->renderTemplate() #5 /var/www/laufbursche.de/web/engine/Library/En in /var/www/laufbursche.de/web/engine/Shopware/Components/Template/HtmlMinCompressor.php on line 31