Fatal error: Uncaught Error: Class "DebugBar\DataCollector\DataCollector" not found in /var/www/html/xaviers-college-erpweb/vendor/php-debugbar/symfony-bridge/src/SymfonyMailCollector.php:18 Stack trace: #0 {main} thrown in /var/www/html/xaviers-college-erpweb/vendor/php-debugbar/symfony-bridge/src/SymfonyMailCollector.php on line 18