Fatal error: Uncaught Error: Interface "PHPUnit_Framework_MockObject_Stub" not found in D:\Application\www\Training\vendor\phpunit\phpunit-mock-objects\src\Framework\MockObject\Stub\Exception.php:18 Stack trace: #0 {main} thrown in D:\Application\www\Training\vendor\phpunit\phpunit-mock-objects\src\Framework\MockObject\Stub\Exception.php on line 18