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C# 附加身份服务问题,usermanager_C#_Asp.net Core_Entity Framework Core_Asp.net Identity_Identity - Fatal编程技术网

C# 附加身份服务问题,usermanager

C# 附加身份服务问题,usermanager,c#,asp.net-core,entity-framework-core,asp.net-identity,identity,C#,Asp.net Core,Entity Framework Core,Asp.net Identity,Identity,InvalidOperationException:在尝试激活“MyWebsite.Controllers.AccountController”时,无法解析类型“Microsoft.AspNetCore.Identity.UserManager”“1[MyWebsite.Models.User]”的服务 我在访问/Account/Register时遇到此错误 services.AddDbContext<ApplicationDbContext>(options =>

InvalidOperationException:在尝试激活“MyWebsite.Controllers.AccountController”时,无法解析类型“Microsoft.AspNetCore.Identity.UserManager”“1[MyWebsite.Models.User]”的服务

我在访问/Account/Register时遇到此错误

services.AddDbContext<ApplicationDbContext>(options =>
                options.UseSqlServer(
                    Configuration.GetConnectionString("DefaultConnection")));
            services.AddDefaultIdentity<IdentityUser>()
                .AddDefaultUI(UIFramework.Bootstrap4)
                .AddEntityFrameworkStores<ApplicationDbContext>();

            //services.AddIdentity<User, IdentityRole>()
            //.AddEntityFrameworkStores<ApplicationDbContext>();0
账户控制员

private readonly UserManager<User> _userManager;
        private readonly SignInManager<User> _signInManager;
        private readonly RoleManager<IdentityRole> _roleManager;

        public AccountController(UserManager<User> userManager, SignInManager<User> signInManager, RoleManager<IdentityRole> roleManager)
        {
            _userManager = userManager;
            _signInManager = signInManager;
            _roleManager = roleManager;
        }
private readonly UserManager\u UserManager;
专用只读签名管理器\u签名管理器;
专用只读角色管理器(RoleManager);
公共帐户控制器(UserManager UserManager、SignInManager SignInManager、RoleManager RoleManager)
{
_userManager=userManager;
_signInManager=signInManager;
_roleManager=roleManager;
}

我是新来的,帮助

您正在为
服务添加服务。AddDefaultIdentity()

创建新的
用户
模型时

因此,您必须为该模型添加服务
services.AddDefaultIdentity()

编辑

确保
IdentityRoles
服务正常工作


services.AddDefaultIdentity()

现在我有了它------InvalidOperationException:没有类型为“Microsoft.AspNetCore.Identity.UserManager`1[Microsoft.AspNetCore.Identity.IdentityUser]”的服务已注册。@pitten这意味着你正在尝试注入
UserManager
我修复了它,谢谢!但现在我又遇到了一个问题:(在尝试激活“MyWebsite.Controllers.AccountController”时,无法解析类型为“Microsoft.AspNetCore.Identity.RoleManager`1[Microsoft.AspNetCore.Identity.Identity.IdentityRole]”的服务。现在看起来像是这样的服务。AddDefaultIdentity().AddDefaultUI(UIFramework.Bootstrap4).AddEntityFrameworkStores();非常感谢!谢谢。删除默认值后,它就工作了。
public class User : IdentityUser
    {
        public string FirstName { get; set; }
        public string LastName { get; set; }
        public string Address { get; set; }
    }
private readonly UserManager<User> _userManager;
        private readonly SignInManager<User> _signInManager;
        private readonly RoleManager<IdentityRole> _roleManager;

        public AccountController(UserManager<User> userManager, SignInManager<User> signInManager, RoleManager<IdentityRole> roleManager)
        {
            _userManager = userManager;
            _signInManager = signInManager;
            _roleManager = roleManager;
        }