Fatal error: Uncaught Error: Class 'Yoast\WP\SEO\ORM\Yoast_Model' not found in /home/webteam/public_html/wp-content/plugins/wordpress-seo/migrations/20190529075734_WpYoastExpandIndexable.php:84 Stack trace: #0 /home/webteam/public_html/wp-content/plugins/wordpress-seo/migrations/20190529075734_WpYoastExpandIndexable.php(20): WpYoastExpandIndexable->get_table_name() #1 /home/webteam/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/ruckusing/lib/Task/Db/Migrate.php(223): WpYoastExpandIndexable->up() #2 /home/webteam/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/ruckusing/lib/Task/Db/Migrate.php(196): YoastSEO_Vendor\Task_Db_Migrate->run_migrations(Array, 'up', NULL) #3 /home/webteam/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/ruckusing/lib/Task/Db/Migrate.php(114): YoastSEO_Vendor\Task_Db_Migrate->prepare_to_migrate(NULL, 'up') #4 /home/webteam/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/ruckusing/lib/Ruckusing/Task/Manager.php(172): YoastSEO_Vendor\Task_Db_Migrat in /home/webteam/public_html/wp-content/plugins/wordpress-seo/migrations/20190529075734_WpYoastExpandIndexable.php on line 84