Fatal error: Uncaught Error: Interface "Prophecy\Exception\Doubler\DoublerException" not found in I:\www\pvcUtils\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\ClassMirrorException.php:16 Stack trace: #0 {main} thrown in I:\www\pvcUtils\vendor\phpspec\prophecy\src\Prophecy\Exception\Doubler\ClassMirrorException.php on line 16