Fatal error: Uncaught Error: Class "SebastianBergmann\CodeCoverage\Driver\Xdebug" not found in /var/www/erp/spreadsheet/vendor/phpunit/php-code-coverage/src/Driver/HHVM.php:18 Stack trace: #0 {main} thrown in /var/www/erp/spreadsheet/vendor/phpunit/php-code-coverage/src/Driver/HHVM.php on line 18