我正在使用 xamarin 表单创建一个移动应用程序。但是,我得到以下异常:
Status code 500, ReasonPhrase:'Internal Server Error', Version: 1.1, Content: System.Net.Http.StreamContent,
在尝试执行 postAsync
时。我不知道哪里出了问题。
这是导致异常的代码:
private async void btnCheckout_OnClicked(object sender, EventArgs e)
{
ConstantCS constant = new ConstantCS();
var client = new HttpClient();
client.BaseAddress = new Uri(constant.URLBaseAddress);
//Store persive data locally
int MyOrdersID_ = int.Parse(Application.Current.Properties["MyOrdersID"].ToString());
for (int i = 0; i < orderItemList.Count; i++)
{
//string postdataJson = JsonConvert.SerializeObject(new { UserID = nric.Text.Trim(), Password = pin.Text.Trim() });
string postJson = JsonConvert.SerializeObject(new { orderID = MyOrdersID_, itemID = orderItemList[i].Item_Id, itemName = orderItemList[i].orderItem_Name, orderQty = orderItemList[i].orderItem_Quantity, itemRequest = orderItemList[i].orderItem_SpecialReq, specialRequest = orderItemList[i].orderItem_OtherReq , itemPrice = orderItemList[i].orderItem_IndividualPrice});
var content = new StringContent(postJson, Encoding.UTF8, "application/json");
//HttpResponseMessage orderItemResponse = await client.PostAsync("WebServices/Orders.svc/CreateOrderItems", content);
HttpResponseMessage orderItemResponse = new HttpResponseMessage();
orderItemResponse = client.PostAsync("WebServices/Orders.svc/CreateOrderItems", content).Result;
if (orderItemResponse.IsSuccessStatusCode)
{
await DisplayAlert("Success", "Order item response = " + orderItemResponse.ToString(), "OK");
}
else
{
await DisplayAlert("Failed", "Order item response = " + orderItemResponse.ToString(), "OK");
}
//var result = await response.Content.ReadAsStringAsync();
}
DateTime now = DateTime.Now;
string postOrderJson = JsonConvert.SerializeObject(new { custID = 1, orderDateTime = now, orderID = MyOrdersID_, orderTotalPrice = totalCost });
var OrderContent = new StringContent(postOrderJson, Encoding.UTF8, "application/json");
HttpResponseMessage orderResponse = await client.PostAsync("WebServices/Orders.svc/CreateOrder", OrderContent);
if (orderResponse.IsSuccessStatusCode)
{
await DisplayAlert("Success", "Order Response = " + orderResponse.ToString(), "OK");
}
else
{
await DisplayAlert("Failed", "Order Response = " + orderResponse.ToString(), "OK");
}
await Navigation.PushModalAsync(new MasterDetailPageFood());
//Display an alert and then go back to the first page
await DisplayAlert("Thank you for your order", "Your Order will be made shortly", "OK");
}
最佳答案
错误出在您的网络服务上。您应该调试 Web 服务并解决那里的问题。
关于c# - 状态代码 500,ReasonPhrase :'Internal Server Error',版本 : 1. 1,内容 : System.Net.Http.StreamContent,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/40604532/