Dynamics Community Forum Thread Details

update lookup field

string url = "">...........crm.dynamics.com";
var query = "/api/data/v9.1/pfna_test3s";

JObject pfna_test3 = null;

pfna_test3 = new JObject();
);

pfna_test3["pfna_name"] = "Test";
pfna_test3["pfna_lookup@odata.bind"] = "/pfna_test2s(GUID)";

var httpClient = new HttpClient();
httpClient.BaseAddress = new Uri(url);
httpClient.Timeout = new TimeSpan(0, 2, 0);
httpClient.DefaultRequestHeaders.Add("OData-MaxVersion", "4.0");
httpClient.DefaultRequestHeaders.Add("OData-Version", "4.0");
httpClient.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", token);

HttpRequestMessage request1 = new HttpRequestMessage(HttpMethod.Post, url + query);
request1.Content = new StringContent(pfna_test3.ToString(),System.Text.Encoding.UTF8, "application/json");
HttpResponseMessage response1 = await httpClient.SendAsync(request1);

I am getting bad request .....

pfna_test3s is my table and it has a field titled 'pfna_lookup' which looks into pfna_test2s...

How can i have the create a record with lookup ... I can create with non look up field ... Please help

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