Fatal error: Uncaught Error: Class "SebastianBergmann\CodeCoverage\Report\Xml\Node" not found in /home/wwwarms/ws.arms-tools.com/websocket-server/vendor/phpunit/php-code-coverage/src/Report/Xml/Project.php:17 Stack trace: #0 {main} thrown in /home/wwwarms/ws.arms-tools.com/websocket-server/vendor/phpunit/php-code-coverage/src/Report/Xml/Project.php on line 17