Fatal error: Uncaught Error: Class "PhpCsFixer\AbstractProxyFixer" not found in /home/kiwakim/stock/vendor/friendsofphp/php-cs-fixer/src/Fixer/Basic/Psr0Fixer.php:30 Stack trace: #0 {main} thrown in /home/kiwakim/stock/vendor/friendsofphp/php-cs-fixer/src/Fixer/Basic/Psr0Fixer.php on line 30