处理此请求时发生错误 [英] An error occurred while processing this request

问题描述

基本上，我不确定为什么会出现这个错误请求...



这里是代码的大部分内容。



它说的是这行代码的错误

Basically, Im not sure why this error request is coming up...

here is the bulk of the code.

It's saying the error on this line of code

Customer customer = (context.Execute<Customer>(new Uri("GetAuthenticatedCustomer", UriKind.Relative), "POST", false, opParams)).FirstOrDefault();

请光一点！谢谢

Please shed some light! Thanks

private void loginButton_Click(object sender, RoutedEventArgs e)
        {
            if (!string.IsNullOrEmpty(emailAddressTextbox.Text) && !string.IsNullOrEmpty(passwordTextbox.Text))
            {
                Uri svcUri = new Uri("http://localhost:29875/iShop.svc");

                iShopEntities context = new iShopEntities(svcUri);

                UriOperationParameter[] opParams = new UriOperationParameter[2];

                opParams[0] = new UriOperationParameter("EmailAddress", emailAddressTextbox.Text);
                opParams[1] = new UriOperationParameter("Password", passwordTextbox.Text);

                Customer customer = (context.Execute<Customer>(new Uri("GetAuthenticatedCustomer", UriKind.Relative), "POST", false, opParams)).FirstOrDefault();
                Seller seller = (context.Execute<Seller>(new Uri("GetAuthenticatedSeller", UriKind.Relative), "POST", false, opParams)).FirstOrDefault();

                if (customer != null)
                {
                    MessageBox.Show("Welcome " + customer.FirstName);
                    //MainWindow mainWindow = new MainWindow();
                    //mainWindow.Show();

                    //CustomerOrder customerOrder = new CustomerOrder();
                    //customerOrder.customer = customer;
                    //customerOrder.Show();

                }
                else if (seller != null)
                {
                    MessageBox.Show("Welcome " + seller.FirstName);
                }
            }
            else
            {
                MessageBox.Show("Please specify email and password");
            }
        }

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