Fatal error: Uncaught Error: Interface 'Symfony\Component\Form\FormBuilderInterface' not found in C:\Apache24\htdocs\cwbts\vendor\symfony\form\Test\FormBuilderInterface.php:16 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwbts\vendor\symfony\form\Test\FormBuilderInterface.php on line 16