Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Bundle\Bundle' not found in D:\workspaces\liZiPingBack\vendor\symfony\monolog-bundle\MonologBundle.php:28 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\symfony\monolog-bundle\MonologBundle.php on line 28