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 XML in file /home/die-goldschmiede/public_html/app/etc/di.xml: Memory allocation failed Line: 0 Line: 0 Memory allocation failed 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 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 Line: 0 Line: 0 Line: 0 Memory allocation failed : xmlSAX2AttributeNs Line: 1166 Extra content at the end of the document Line: 1166 in /home/die-goldschmiede/public_html/vendor/magento/framework/Config/Reader/Filesystem.php:151 Stack trace: #0 /home/die-goldschmiede/public_html/vendor/magento/framework/Config/Reader/Filesystem.php(127): Magento\Framework\Co in /home/die-goldschmiede/public_html/vendor/magento/framework/App/ObjectManagerFactory.php on line 284