Fatal error: Uncaught Error: Class 'Prophecy\Exception\Doubler\DoubleException' not found in C:\xampp\htdocs\admin\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\MethodNotExtendableException.php:5 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\MethodNotExtendableException.php on line 5