Fatal error: Uncaught Error: Class "PhpCsFixer\AbstractProxyFixer" not found in /home/.sites/site4/wwwroot/web/4.0/ui/vendor/friendsofphp/php-cs-fixer/src/Fixer/NamespaceNotation/NoBlankLinesBeforeNamespaceFixer.php:30 Stack trace: #0 {main} thrown in /home/.sites/site4/wwwroot/web/4.0/ui/vendor/friendsofphp/php-cs-fixer/src/Fixer/NamespaceNotation/NoBlankLinesBeforeNamespaceFixer.php on line 30