Fatal error: Uncaught Error: Interface 'PhpCsFixer\Fixer\FixerInterface' not found in /var/www/app/appregwebservice/vendor/friendsofphp/php-cs-fixer/src/Fixer/DeprecatedFixerInterface.php:20 Stack trace: #0 {main} thrown in /var/www/app/appregwebservice/vendor/friendsofphp/php-cs-fixer/src/Fixer/DeprecatedFixerInterface.php on line 20