Fatal error: Uncaught Error: Interface "SebastianBergmann\Comparator\Exception" not found in C:\xampp\htdocs\londoncityroom\vendor\sebastian\comparator\src\exceptions\RuntimeException.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\londoncityroom\vendor\sebastian\comparator\src\exceptions\RuntimeException.php on line 12