Fatal error: Uncaught Error: Interface "FSVendor\WPDesk\Forms\Serializer" not found in /home/samipe/public_html/wp-content/plugins/flexible-shipping/vendor_prefixed/wpdesk/wp-forms/src/Serializer/SerializeSerializer.php:6 Stack trace: #0 {main} thrown in /home/samipe/public_html/wp-content/plugins/flexible-shipping/vendor_prefixed/wpdesk/wp-forms/src/Serializer/SerializeSerializer.php on line 6