Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in /home/noct-c/www/tanakahashi/vendor/sebastian/comparator/src/DOMNodeComparator.php:18
Stack trace:
#0 {main}
thrown in /home/noct-c/www/tanakahashi/vendor/sebastian/comparator/src/DOMNodeComparator.php on line 18