Fatal error: Uncaught Error: Class "PHPUnit_Framework_MockObject_Stub_Return" not found in C:\xampp\htdocs\php\pear\PHPUnit\Framework\MockObject\Stub\ReturnArgument.php:56 Stack trace: #0 {main} thrown in C:\xampp\htdocs\php\pear\PHPUnit\Framework\MockObject\Stub\ReturnArgument.php on line 56