Fatal error: Uncaught Error: Interface "FSVendor\WPDesk\Forms\FieldProvider" not found in /home/samipe/public_html/wp-content/plugins/flexible-shipping/src/WPDesk/FS/TableRate/Rule/Cost/RuleCostFieldsFactory.php:17 Stack trace: #0 {main} thrown in /home/samipe/public_html/wp-content/plugins/flexible-shipping/src/WPDesk/FS/TableRate/Rule/Cost/RuleCostFieldsFactory.php on line 17