Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DependencyInjection\Extension' not found in /home/lafaamicps/www/symfony/vendor/hwi/oauth-bundle/HWI/Bundle/OAuthBundle/DependencyInjection/HWIOAuthExtension.php:28 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/hwi/oauth-bundle/HWI/Bundle/OAuthBundle/DependencyInjection/HWIOAuthExtension.php on line 28