Fatal error: Uncaught Error: Class "TEC\Events\Custom_Tables\V1\Schema_Builder\Abstract_Custom_Table" not found in /home/monkscoppenhallc/public_html/wp-content/plugins/events-calendar-pro/src/Events_Pro/Custom_Tables/V1/Tables/Series_Relationships.php:21 Stack trace: #0 {main} thrown in /home/monkscoppenhallc/public_html/wp-content/plugins/events-calendar-pro/src/Events_Pro/Custom_Tables/V1/Tables/Series_Relationships.php on line 21