Fatal error: Uncaught Error: Class "PHPUnit_Framework_Comparator_Scalar" not found in C:\xampp\htdocs\php\pear\PHPUnit\Framework\Comparator\Numeric.php:58 Stack trace: #0 {main} thrown in C:\xampp\htdocs\php\pear\PHPUnit\Framework\Comparator\Numeric.php on line 58