Fatal error: Uncaught Error: Interface 'Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface' not found in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/framework-bundle/CacheWarmer/AbstractPhpFileCacheWarmer.php:20 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/framework-bundle/CacheWarmer/AbstractPhpFileCacheWarmer.php on line 20