Warning: DOMDocument::schemaValidate(): Invalid Schema in /home/die-goldschmiede/public_html/vendor/magento/framework/Config/Dom.php on line 311

Fatal error: Uncaught Magento\Framework\Exception\LocalizedException: Invalid Document Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Memory allocation failed : allocating atom Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 108 Memory allocation failed : allocating atom Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 0 Line: 127 in /home/die-goldschmiede/public_html/vendor/magento/framework/Config/Reader/Filesystem.php:160 Stack trace: #0 /home/die-goldschmiede/public_html/vendor/magento/framework/Config/Reader/Filesystem.php(127): Mage in /home/die-goldschmiede/public_html/vendor/magento/framework/App/ObjectManagerFactory.php on line 284