Fatal error: Uncaught Error: Class "Magento\ComposerRootUpdatePlugin\ComposerReimplementation\ExtendableRequireCommand" not found in /home/websupportontdem/public_html/uscabinetonline.websupportondemo.com/old/vendor/magento/composer-root-update-plugin/Plugin/Commands/OverrideRequireCommand.php:30 Stack trace: #0 {main} thrown in /home/websupportontdem/public_html/uscabinetonline.websupportondemo.com/old/vendor/magento/composer-root-update-plugin/Plugin/Commands/OverrideRequireCommand.php on line 30