Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\DataCollector\DataCollectorInterface" not found in /home/ldt/public_html/canvas/udoit/vendor/symfony/framework-bundle/DataCollector/TemplateAwareDataCollectorInterface.php:19 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/udoit/vendor/symfony/framework-bundle/DataCollector/TemplateAwareDataCollectorInterface.php on line 19