Sample: Specify a queue item to work on (early bound)


Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online

This sample code is for Microsoft Dynamics 365 (online & on-premises). Download the Microsoft Dynamics CRM SDK package. It can be found in the following location in the download package:



For more information about the requirements for running the sample code provided in this SDK, see Use the sample and helper code.


This sample shows how to use PickFromQueueRequest to specify a user who will work on a queue item.


using System;
using System.ServiceModel;
using System.ServiceModel.Description;

// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// found in the SDK\bin folder.
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Query;

// This namespace is found in Microsoft.Crm.Sdk.Proxy.dll assembly
// found in the SDK\bin folder.
using Microsoft.Crm.Sdk.Messages;
using Microsoft.Xrm.Sdk.Client;

namespace Microsoft.Crm.Sdk.Samples
    /// <summary>
    /// This sample shows how to assign queue item work to some user.
    /// </summary>
    public class AssignQueueItemWorker
        #region Class Level Members

        /// <summary>
        /// Stores the organization service proxy.
        /// </summary>
        private OrganizationServiceProxy _serviceProxy;

        // Define the IDs needed for this sample.
        private Guid _queueItemId;
        private Guid _letterId;
        private Guid _queueId;
        private Guid _userId;
        #endregion Class Level Members

        #region How To Sample Code
        /// <summary>
        /// This method first connects to the Organization service. 
        /// Initiate method to create any entity records that this sample requires.
        /// Retrieves new owner's details. 
        /// Update the queue item record to assign it to new owner.
        /// Optionally delete any entity records that were created for this sample.
        /// <para name="organizationFriendlyName">The friendly name of the 
        /// target organization.</para>
        /// <para name="discoveryServer">The name of the discovery server.</para>
        /// <param name="promptForDelete">Indicates whether to prompt the user to 
        /// delete the records created in this sample.</param>
        /// </summary>
        public void Run(ServerConnection.Configuration serverConfig, bool promptForDelete)
                // Connect to the Organization service. 
                // The using statement assures that the service proxy will be properly disposed.
                using (_serviceProxy = new OrganizationServiceProxy(serverConfig.OrganizationUri, serverConfig.HomeRealmUri,
                                                                     serverConfig.Credentials, serverConfig.DeviceCredentials))
                    // This statement is required to enable early-bound type support.

                    // Call the method to create any data that this sample requires.

                    // Retrieve the current user information.
                    WhoAmIRequest whoAmIRequest = new WhoAmIRequest();
                    WhoAmIResponse whoAmIResponse = (WhoAmIResponse)_serviceProxy.Execute(

                    ColumnSet columnSet = new ColumnSet("fullname");
                    SystemUser currentUser = (SystemUser)_serviceProxy.Retrieve(
                        whoAmIResponse.UserId, columnSet);
                    String currentUserName = currentUser.FullName;
                    _userId = currentUser.Id;

                    // Create an instance of an existing queueitem in order to specify 
                    // the user that will be working on it using PickFromQueueRequest.

                    PickFromQueueRequest pickFromQueueRequest = new PickFromQueueRequest
                        QueueItemId = _queueItemId,
                        WorkerId = _userId


                    Console.WriteLine("The letter queue item is queued for new owner {0}.",

            // Catch any service fault exceptions that Microsoft Dynamics CRM throws.
            catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>)
                // You can handle an exception here or pass it back to the calling method.

        /// <summary>
        /// This method creates any entity records that this sample requires.
        /// Create a queue record.
        /// Create a letter record.
        /// Create a queue item for queue record.
        /// </summary>
        public void CreateRequiredRecords()
            // Create a private queue instance and set its property values.
            Queue newQueue = new Queue
                Name = "Example Queue.",
                Description = "This is an example queue.",
                QueueViewType=new OptionSetValue((int)QueueQueueViewType.Private)

            // Create a new queue and store its returned GUID in a variable 
            // for later use.
            _queueId = _serviceProxy.Create(newQueue);

            Console.WriteLine("Created {0}.", newQueue.Name);

            Letter newLetter = new Letter
                Description = "Example Letter"

            _letterId = _serviceProxy.Create(newLetter);

            Console.WriteLine("Created {0}.", newLetter.Description);

            // Create a new instance of a queueitem and initialize its 
            // properties.
            QueueItem item = new QueueItem
                QueueId = new EntityReference(Queue.EntityLogicalName, _queueId),
                ObjectId = new EntityReference(Letter.EntityLogicalName, _letterId)

            // Create the queueitem on the server, which will associate 
            // the letter with the queue.
            _queueItemId = _serviceProxy.Create(item);

            Console.WriteLine("Created the letter queue item for the queue.");


        /// <summary>
        /// Deletes any entity records that were created for this sample.
        /// <param name="prompt">Indicates whether to prompt the user to 
        /// delete the records created in this sample.</param>
        /// </summary>
        public void DeleteRequiredRecords(bool prompt)
            bool deleteRecords = true;

            if (prompt)
                Console.WriteLine("\nDo you want these entity records deleted? (y/n)");
                String answer = Console.ReadLine();

                deleteRecords = (answer.StartsWith("y") || answer.StartsWith("Y"));

            if (deleteRecords)
                _serviceProxy.Delete(QueueItem.EntityLogicalName, _queueItemId);
                _serviceProxy.Delete(Letter.EntityLogicalName, _letterId);
                _serviceProxy.Delete(Queue.EntityLogicalName, _queueId);

                Console.WriteLine("Entity records have been deleted.");

        #endregion How To Sample Code

        #region Main
        /// <summary>
        /// Main. Runs the sample and provides error output.
        /// <param name="args">Array of arguments to Main method.</param>
        /// </summary>
        static public void Main(string[] args)
                // Obtain the target organization's Web address and client logon 
                // credentials from the user.
                ServerConnection serverConnect = new ServerConnection();
                ServerConnection.Configuration config = serverConnect.GetServerConfiguration();

                AssignQueueItemWorker app = new AssignQueueItemWorker();
                app.Run(config, true);

            catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> ex)
                Console.WriteLine("The application terminated with an error.");
                Console.WriteLine("Timestamp: {0}", ex.Detail.Timestamp);
                Console.WriteLine("Code: {0}", ex.Detail.ErrorCode);
                Console.WriteLine("Message: {0}", ex.Detail.Message);
                Console.WriteLine("Plugin Trace: {0}", ex.Detail.TraceText);
                Console.WriteLine("Inner Fault: {0}",
                    null == ex.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
            catch (System.TimeoutException ex)
                Console.WriteLine("The application terminated with an error.");
                Console.WriteLine("Message: {0}", ex.Message);
                Console.WriteLine("Stack Trace: {0}", ex.StackTrace);
                Console.WriteLine("Inner Fault: {0}",
                    null == ex.InnerException.Message ? "No Inner Fault" : ex.InnerException.Message);
            catch (System.Exception ex)
                Console.WriteLine("The application terminated with an error.");

                // Display the details of the inner exception.
                if (ex.InnerException != null)

                    FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> fe =
                        as FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>;
                    if (fe != null)
                        Console.WriteLine("Timestamp: {0}", fe.Detail.Timestamp);
                        Console.WriteLine("Code: {0}", fe.Detail.ErrorCode);
                        Console.WriteLine("Message: {0}", fe.Detail.Message);
                        Console.WriteLine("Plugin Trace: {0}", fe.Detail.TraceText);
                        Console.WriteLine("Inner Fault: {0}",
                            null == fe.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
            // Additional exceptions to catch: SecurityTokenValidationException, ExpiredSecurityTokenException,
            // SecurityAccessDeniedException, MessageSecurityException, and SecurityNegotiationException.

                Console.WriteLine("Press <Enter> to exit.");

        #endregion Main

See Also

Sample code for queue entities
Queue entities
Sample: Release a queue item to the queue (early bound)

Microsoft Dynamics 365

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