Fatal error: Uncaught Error: Interface "SebastianBergmann\Timer\Exception" not found in C:\xampp\htdocs\kalimark\vendor\phpunit\php-timer\src\RuntimeException.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\kalimark\vendor\phpunit\php-timer\src\RuntimeException.php on line 13