Used GuidGenerator to create a user.

src/AbpDesk/AbpDesk.ConsoleDemo/AbpDesk/ConsoleDemo/UserLister.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Linq;
 using Volo.Abp.Domain.Repositories;
+using Volo.Abp.Guids;
 using Volo.Abp.Identity;
 using Volo.Abp.Threading;
 using Volo.Abp.Uow;
@@ -12,16 +13,19 @@ namespace AbpDesk.ConsoleDemo
     {
         private readonly IdentityUserManager _userManager;
         private readonly IUnitOfWorkManager _unitOfWorkManager;
+        private readonly IGuidGenerator _guidGenerator;
         private readonly IQueryableRepository<IdentityUser> _userRepository;
 
         public UserLister(
             IdentityUserManager userManager, 
             IQueryableRepository<IdentityUser> userRepository, 
-            IUnitOfWorkManager unitOfWorkManager)
+            IUnitOfWorkManager unitOfWorkManager,
+            IGuidGenerator guidGenerator)
         {
             _userManager = userManager;
             _userRepository = userRepository;
             _unitOfWorkManager = unitOfWorkManager;
+            _guidGenerator = guidGenerator;
         }
 
         public void List()
@@ -31,6 +35,9 @@ namespace AbpDesk.ConsoleDemo
 
             using (var uow = _unitOfWorkManager.Begin())
             {
+                //TODO: Create IdentityUser by a factory or manager to ensure requirements (like unique username) or just use UserManager.Create here?
+                //_userRepository.Insert(new IdentityUser(_guidGenerator.Create(), "tugrul"), true);
+
                 foreach (var user in _userRepository.ToList())
                 {
                     Console.WriteLine("# " + user);

src/Volo.Abp.Identity/Volo/Abp/Identity/IdentityUser.cs

@@ -121,10 +121,11 @@ namespace Volo.Abp.Identity
 
         }
 
-        public IdentityUser([NotNull] string userName)
+        public IdentityUser(Guid id, [NotNull] string userName)
         {
             Check.NotNull(userName, nameof(userName));
 
+            Id = id;
             UserName = userName;
         }
 

src/Volo.Abp/Volo/Abp/Guids/SequentialGuidGenerator.cs

@@ -2,6 +2,7 @@
 using System.Security.Cryptography;
 using Microsoft.Extensions.Options;
 using Volo.Abp.Threading;
+using Volo.DependencyInjection;
 
 namespace Volo.Abp.Guids
 {
@@ -11,7 +12,7 @@ namespace Volo.Abp.Guids
     /// Implements <see cref="IGuidGenerator"/> by creating sequential Guids.
     /// Use <see cref="SequentialGuidGeneratorOptions"/> to configure.
     /// </summary>
-    public class SequentialGuidGenerator : IGuidGenerator
+    public class SequentialGuidGenerator : IGuidGenerator, ITransientDependency
     {
         public SequentialGuidGeneratorOptions Options { get; }