Fatal error: Uncaught Error: Class "Whoops\Handler\Handler" not found in /mnt/VenusReview/review/lyrasoft/dva/pr-2436/vendor/filp/whoops/src/Whoops/Handler/XmlResponseHandler.php:17
Stack trace:
#0 {main}
thrown in /mnt/VenusReview/review/lyrasoft/dva/pr-2436/vendor/filp/whoops/src/Whoops/Handler/XmlResponseHandler.php on line 17