Fatal error: Uncaught Error: Interface 'TEC\Events\Block_Templates\Block_Template_Contract' not found in /home/www/sieml/wp-content/plugins/the-events-calendar/src/Events/Block_Templates/Single_Event/Single_Block_Template.php:19 Stack trace: #0 {main} thrown in /home/www/sieml/wp-content/plugins/the-events-calendar/src/Events/Block_Templates/Single_Event/Single_Block_Template.php on line 19