Fatal error: Uncaught Error: Class 'PhpCsFixer\RuleSet\AbstractMigrationSetDefinition' not found in /home/mimpkker/appmi.mimpkkertonatan.sch.id/vendor/friendsofphp/php-cs-fixer/src/RuleSet/Sets/PHPUnit5x4MigrationRiskySet.php:25 Stack trace: #0 {main} thrown in /home/mimpkker/appmi.mimpkkertonatan.sch.id/vendor/friendsofphp/php-cs-fixer/src/RuleSet/Sets/PHPUnit5x4MigrationRiskySet.php on line 25