Fatal error: Uncaught Error: Interface 'TEC\Common\Psr\Container\ContainerInterface' not found in /home/www/sieml/wp-content/plugins/the-events-calendar/common/vendor/vendor-prefixed/lucatume/di52/src/Container.php:33 Stack trace: #0 {main} thrown in /home/www/sieml/wp-content/plugins/the-events-calendar/common/vendor/vendor-prefixed/lucatume/di52/src/Container.php on line 33