.net 使用标识脚手架后启动应用程序时出错

rdlzhqv9  于 2023-03-24  发布在  .NET
关注(0)|答案(1)|浏览(134)

我有这个错误

AggregateException: Some services are not able to be constructed (Error while validating the service descriptor 'ServiceType: BulkyBook.DataAccess.Repository.IRepository.IUnitOfWork Lifetime: Scoped ImplementationType: BulkyBook.DataAccess.Repository.UnitOfWork': Unable to resolve service for type 'BulkyBook.DataAccess.ApplicationDbContext' while attempting to activate 'BulkyBook.DataAccess.Repository.UnitOfWork'.)

使用身份scafolding后,我只是改变DbContext到IdentityDBContext,我尝试了一切,我有同样的错误,我没有改变任何东西,只是我的DbContext与包
这是我的program.cs

using BulkyBook.DataAccess;
using BulkyBook.DataAccess.Repository;
using BulkyBook.DataAccess.Repository.IRepository;
using Microsoft.AspNetCore.Builder;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Caching;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.AspNetCore.Identity;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddControllersWithViews();
builder.Services.AddDbContext<ApplicationDbContext>(options => options.UseSqlServer(
    builder.Configuration.GetConnectionString("DefaultConnection")));

builder.Services.AddDefaultIdentity<IdentityUser>()
    .AddEntityFrameworkStores<ApplicationDbContext>();

builder.Services.AddScoped<IUnitOfWork, UnitOfWork>();
var app = builder.Build();

// Configure the HTTP request pipeline.
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Home/Error");
    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();
app.UseAuthentication();;

app.UseAuthorization();

app.MapControllerRoute(
    name: "default",
    pattern: "{area=Customer}/{controller=Home}/{action=Index}/{id?}");

app.Run();

这是ApplicationDbContext

using BulkyBook.Models;
using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore;

namespace BulkyBook.DataAccess
{
    public class ApplicationDbContext : IdentityDbContext
    {
        public ApplicationDbContext(DbContextOptions<ApplicationDbContext> options) : base(options)
        {

        }

        public DbSet<Category> Categories { get; set; }
        public DbSet<CoverType> CoverTypes { get; set; }
        public DbSet<Product> Products { get; set; }
    }
}

我只是想修复此错误以再次运行我的应用程序

zpgglvta

zpgglvta1#

我建议创建一个新的项目,并选择个人帐户进行身份验证

,这样做它将自行配置dbcontext,在项目创建脚手架后,您想要处理和自定义的身份页面。

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