Fatal error: Uncaught Error: Call to undefined function wc_string_to_bool() in /home/rtiinfor/www/wp-content/plugins/woocommerce-conversion-tracking/includes/class-abstract-integration.php:83 Stack trace: #0 /home/rtiinfor/www/wp-content/plugins/woocommerce-conversion-tracking/includes/class-integration-manager.php(48): WCCT_Integration->is_enabled() #1 /home/rtiinfor/www/wp-content/plugins/woocommerce-conversion-tracking/includes/class-event-dispatcher.php(50): WCCT_Integration_Manager->get_active_integrations() #2 /home/rtiinfor/www/wp-includes/class-wp-hook.php(324): WCCT_Event_Dispatcher->init_integrations() #3 /home/rtiinfor/www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #4 /home/rtiinfor/www/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /home/rtiinfor/www/wp-settings.php(578): do_action() #6 /home/rtiinfor/www/wp-config.php(111): require_once('/home/rtiinfor/...') #7 /home/rtiinfor/www/wp-load.php(50): require_once('/home/rtiinfor/...') #8 /home/rtiinfor/www/wp-blog-header.php(13): require_o in /home/rtiinfor/www/wp-content/plugins/woocommerce-conversion-tracking/includes/class-abstract-integration.php on line 83