Fatal error: Uncaught TypeError: array_filter(): Argument #1 ($array) must be of type array, null given in /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/templates/product-detail.php:23 Stack trace: #0 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/templates/product-detail.php(23): array_filter() #1 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/templates/product-detail.php(46): filterByLanguage() #2 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/core/_template/Template.php(358): require('...') #3 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/core/modules/Products/Product.php(299): Template->setTemplatePart() #4 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/index.php(158): Product->index() #5 [internal function]: {closure}() #6 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/vendor/bramus/router/src/Bramus/Router/Router.php(458): call_user_func_array() #7 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/vendor/bramus/router/src/Bramus/Router/Router.php(440): Bramus\Router\Router->invoke() #8 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/vendor/bramus/router/src/Bramus/Router/Router.php(287): Bramus\Router\Router->handle() #9 /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/index.php(174): Bramus\Router\Router->run() #10 {main} thrown in /var/www/vhosts/novy.herbaprodukt.cz/httpdocs/templates/product-detail.php on line 23