Monday, September 2, 2024

EF Core Error: Unable to create a 'DbContext' of type ''. Mostly experienced when using Clean Architecture pattern in ASP.NET CORE projects. The resolution is very easy: Simply make sure that you explicitly indicate the Startup project. (Right-click on the Startup project, and select "Set as startup project"
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1 comment:

  1. Norbaz Data SolutionsSeptember 2, 2024 at 4:47 AM

    Full error message: Unable to create a 'DbContext' of type ''. The exception 'Unable to resolve service for type 'Microsoft.EntityFrameworkCore.DbContextOptions`1[WhiteLagoon.Infrastructure.DataContext.AppDbContext]' while attempting to activate 'WhiteLagoon.Infrastructure.DataContext.AppDbContext'.' was thrown while attempting to create an instance. For the different patterns supported at design time, see https://go.microsoft.com/fwlink/?linkid=851728

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