resultRedirectFactory->create(); // check if we know what should be deleted $id = $this->getRequest()->getParam('id'); if ($id) { try { // init model and delete $model = $this->_objectManager->create( Group::class); $model->load($id); $model->delete(); // display success message $this->messageManager->addSuccessMessage(__('Banner group has been deleted.')); $this->messageManager->addWarningMessage(__('Banner group has beed changed. Please go to Cache Management and Flush Magento Cache.')); // go to grid return $resultRedirect->setPath('*/*/'); } catch ( Exception $e) { // display error message $this->messageManager->addErrorMessage($e->getMessage()); // go back to edit form return $resultRedirect->setPath('*/*/edit', ['id' => $id]); } } // display error message $this->messageManager->addErrorMessage(__('We can\'t find a Group to delete.')); // go to grid return $resultRedirect->setPath('*/*/'); } }