UserManager.Create(user, password) thowing EntityValidationError saying Id is required?

asp.net-identity, asp.net-mvc, asp.net-mvc-5, entity-framework, entity-framework-6

Solution

It appears specifying `string` tells the `UserStore` that you will provide the `Id`. This issue went away when I solved the following issue Is there a way to create a custom User and Role without specifying the TKey on IdenitityUser, IdentityRole, and IdentityDbContext?

-OR-

Just give it an `id` like this: `Guid.NewGuid().ToString()`

Problem

Anybody know why `UserManager.Create(user, password);` might be throwing `EntityValidationError` saying `Id` is required. Could it have something to do with my `UserManager`. It is setup like this: ``` public class MyAppDb : IdentityDbContext<ApplicationUser, ApplicationRole, string, ApplicationUserLogin, ApplicationUserRole, ApplicationUserClaim> { public static MyAppDb Create() { return new MyAppDb(); } public MyAppDb() : base("MyAppDb") { } } public class ApplicationUserStore : UserStore<ApplicationUser, ApplicationRole, string, ApplicationUserLogin, ApplicationUserRole, ApplicationUserClaim> { public ApplicationUserStore(MyAppDb context) : base(context) { } } public class ApplicationUserManager : UserManager<ApplicationUser, string> { public ApplicationUserManager(IUserStore<ApplicationUser, string> store) : base(store) { } } ``` And in the controller like this: ``` public class AccountController : Controller { public AccountController() : this(new ApplicationUserManager(new ApplicationUserStore(new MyAppDb()))) { } public AccountController(ApplicationUserManager userManager) { UserManager = userManager; UserManager.PasswordValidator = (IIdentityValidator<string>)new MinimumLengthValidator(8); UserManager.UserValidator = new UserValidator<ApplicationUser>(UserManager) { AllowOnlyAlphanumericUserNames = false, RequireUniqueEmail = true }; } public ApplicationUserManager UserManager { get; private set; } ... } ``` `ApplicationUser`, `ApplicationRole`, `ApplicationUserLogin`, `ApplicationUserRole`, and `ApplicationUserClaim` all inherit from the Identity classes respectively. Anyone see anything wrong? I was able to register users (`UserManager.Create())` before I created all the custom Identity classes without the `Id` issue. UPDATE: It seems specifying `string` for the Key has broken the auto-generated Key in the database context. That is my best guess. It now is looking for me to set the `Id`. I don't want to, I want it to work the way it did before I created the custom fields on the `User`.

Original source

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