Fatal error: Uncaught Error: Interface "Knp\Snappy\GeneratorInterface" not found in /home/technoon/public_html/demo/yondy/vendor/knplabs/knp-snappy-bundle/src/Snappy/Generator/LoggableGenerator.php:16 Stack trace: #0 {main} thrown in /home/technoon/public_html/demo/yondy/vendor/knplabs/knp-snappy-bundle/src/Snappy/Generator/LoggableGenerator.php on line 16