No Entity Framework provider found for the ADO.NET provider with invariant name 'System.Data.SqlClient'.

Question

We are using EntityFramework 6 with Code First. We have a console app that has no reference to EntityFramework but reads the connection string from its App.config. It call

Answer 1

Add "EntityFramework.SqlServer.dll" into your project bin folder will resolved your issue.

Answer 2

This is because EntityFramework.SqlServer.dllis not copied into your project. Add that dll and it will hopefully work.You can find that from the project where you added datamodel.

Answer 3

I also had a similar problem

My problem was solved by doing the following:

Answer 4

For me it turned out that my provider reference in the web.config file was incorrect. I believe that the nuget package might not properly include the provider.

I replaced my provider with this and it worked:

  <entityFramework>
      <defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework" />
      <providers>
          <provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer" />
      </providers>
  </entityFramework>