Is it possible to use current windows user credentials for new OrganizationServiceProxy connection to Dynamics 365 instance?
ClientCredentials credentials = new ClientCredentials(); //credentials.UserName.UserName = username; //credentials.UserName.Password = password; Uri organizationUri = new Uri(serviceUrl); Uri homeRealmUri = null; // set default credentials for OrganizationService credentials.Windows.ClientCredential = (NetworkCredential)CredentialCache.DefaultCredentials; // or //credentials.Windows.ClientCredential = System.Net.CredentialCache.DefaultNetworkCredentials; OrganizationProxy = new OrganizationServiceProxy(organizationUri, homeRealmUri, credentials, null);
However this throws this:
System.ArgumentNullException: Value cannot be null.
Parameter name: ClientCredentials.UserName.UserName