Fatal error: Uncaught Error: Interface 'Prophecy\Exception\Doubler\DoublerException' not found in C:\xampp\htdocs\admin\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\ClassCreatorException.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\ClassCreatorException.php on line 16