ASP.NET无法添加参考

Question

using System;
using Microsoft.AspNetCore.Identity;
namespace SC.BL.Domain
{
    // Add profile data for application users by adding properties to the WebApp1User class
    public class WebApp1User : IdentityUser
    {
        public string OwnerID { get; set; }
        [PersonalData]
        public string Name { get; set; }
        [PersonalData]
        public DateTime DOB { get; set; }
        public UserStatus UserStatus { get; set; }
    }
    public enum UserStatus
    {
        Submitted,
        Approved,
        Rejected
    }
}

它在参考文献中找不到Aspnetcore：使用Microsoft.aspnetcore.Identity有关更多详细信息，请参见图像

Answer 1

将以下PackageReference添加到YourProject.csproj文件并进行重建。问题应该消失，因为此META软件包包含ASP.NET Core MVC，Entity Framework Core和ASP.NET核心身份的所有必要软件包，用于 asp.net core＆lt; = 2.2

 <ItemGroup>
    <PackageReference Include="Microsoft.AspNetCore.App"/>
    .......
 </ItemGroup>