Fatal error: Uncaught Error: Class "CG\Generator\AbstractBuilder" not found in C:\xampp\htdocs\electronica\vendor\jms\cg\src\CG\Generator\PhpConstant.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\electronica\vendor\jms\cg\src\CG\Generator\PhpConstant.php on line 7