Add new scaffolded item error (Bug)

Scaffolding items for:

• API Controller with actions, using Entity Framework

(Error : Method not found: System.Type.Microsoft.EntityFrameworkCore.Metadata.Iproperty.getClrType()'.')

• MVC Controller with views, using Entity Framework

(Error : Method not found: Boolean Microsoft.EntityFrameworkCore.Metadata.Iproperty.getlsShadowProperty'.')

Steps to reproduce:

• Add new project
• Add context and etc…
• Add migration data by PMC command “Add-Migration ProjectInitialCreate”
• Update database by PMC command “Update-Database”
• Add new scaffolded items (ERROR)

Target framework(s):

ASP.NET Core SDK v 3.0.0-preview4.19212.13

Package version

<PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="2.2.3" />

[guilhermesoatto]

I have the same problem

using the last version try to add scaffold item using netcore 3.1

[jrkcoder]

… was trying to work through example at https://docs.microsoft.com/en-us/aspnet/core/security/authorization/secure-data?view=aspnetcore-5.0#create-the-starter-app