Fatal error: Uncaught Error: Interface "PHPUnit_Framework_MockObject_Stub_MatcherCollection" not found in C:\xampp\htdocs\php\pear\PHPUnit\Framework\MockObject\InvocationMocker.php:60 Stack trace: #0 {main} thrown in C:\xampp\htdocs\php\pear\PHPUnit\Framework\MockObject\InvocationMocker.php on line 60