After adding the EntityFramework nuget package to my ASP.NET Core project and creating our DbContext(see below) I was ready to generate a first migration :
I opened the Package Manager Console in Visual Studio, browsed to the project folder(!), and executed dotnet ef. I ended up with the following error message:
dotnet : No executable found matching command "dotnet-ef"
At line:1 char:1
+ dotnet ef
+ ~~~~~~~~~
+ CategoryInfo : NotSpecified: (No executable f...and "dotnet-ef":String) [], RemoteExcep
tion
+ FullyQualifiedErrorId : NativeCommandError
To solve this install the following 2 extra packages:
- Microsoft.EntityFrameworkCore.Tools: Contains the Entity Framework Core Package Manager Console Tools. Includes Scaffold-DbContext, Add-Migration, and Update-Database.
- Microsoft.EntityFrameworkCore.Tools.DotNet: Contains the Entity Framework Core .NET Command-line Tools. Includes dotnet-ef.
Remark: When trying to install the Microsoft.EntityFrameworkCore.Tools.DotNet package, I got the following error message:
I solved it by adding the package directly to the csproj file:
After doing that run a dotnet restore first. If you now try to execute dotnet ef, it should work: