Fatal error: Uncaught Error: Class "PhpCsFixer\RuleSet\AbstractRuleSetDescription" not found in I:\www\frameworks\Symfony\doctrine\vendor\friendsofphp\php-cs-fixer\src\RuleSet\AbstractMigrationSetDescription.php:22 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\friendsofphp\php-cs-fixer\src\RuleSet\AbstractMigrationSetDescription.php on line 22