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c#asp.netentity-frameworkobjectcontext

EF6 Type of context 'System.Data.Entity.Core.Objects.ObjectContext' is not supported


I have a new project created using Visual Studio 2013 with an ADO.NET Entity Data Model (EF6).

Now I have to use some Dynamic Data function (like access to MetaTable object), so I add this code:

MetaModel model = new MetaModel();
        model.RegisterContext(() =>
        {
            return ((System.Data.Entity.Infrastructure.IObjectContextAdapter)new KiwiJuiceEntities()).ObjectContext;
        }, new ContextConfiguration() { ScaffoldAllTables = true });

but I've got this error:

Type of context 'System.Data.Entity.Core.Objects.ObjectContext' is not supported

Note that the project have the reference updated to EF6 (system.data.entity.core)


Solution

  • A new preview of Dynamic Data Provider and EntityDataSource control for EF6 has been released. Please check this out, it worked for me.

    http://blogs.msdn.com/b/webdev/archive/2014/01/30/announcing-preview-of-dynamic-data-provider-and-entitydatasource-control-for-entity-framework-6.aspx#

    To register the provider:

    MetaModel model = new MetaModel();
    model.RegisterContext(
        new Microsoft.AspNet.DynamicData.ModelProviders.EFDataModelProvider(
           () => new KiwiJuiceEntities()
        ),
        new ContextConfiguration() { ScaffoldAllTables = true }
    );