Fatal error: Uncaught Error: Undefined constant PrestaShop\PrestaShop\Core\Domain\Shop\ValueObject\ShopConstraint::SHOP in /var/www/html/prestashop/classes/shop/Shop.php:687 Stack trace: #0 /var/www/html/prestashop/classes/shop/Shop.php(775): ShopCore::cacheShops() #1 /var/www/html/prestashop/classes/Configuration.php(300): ShopCore::getShops() #2 /var/www/html/prestashop/classes/shop/Shop.php(399): ConfigurationCore::getMultiShopValues() #3 /var/www/html/prestashop/config/config.inc.php(117): ShopCore::initialize() #4 /var/www/html/prestashop/index.php(27): require('...') #5 {main} thrown in /var/www/html/prestashop/classes/shop/Shop.php on line 687