Fatal error: Uncaught Error: Class "Assert\InvalidArgumentException" not found in /var/www/crm_killing_ninja/vendor/beberlei/assert/lib/Assert/LazyAssertionException.php:17 Stack trace: #0 {main} thrown in /var/www/crm_killing_ninja/vendor/beberlei/assert/lib/Assert/LazyAssertionException.php on line 17