System.Runtime.Serialization.SerializationException：

Question

在启用实体框架代码优先迁移方法的同时，下面提到了错误。有什么问题吗？请帮帮我。

System.Runtime.Serialization.SerializationException:类型未解析为成员'System.Data.Entity.Migrations.Design.ToolingFacade+GetContextTypeRunner，EntityFramework、Version=6.0.0.0、Culture=neutral、PublicKeyToken=b77a5c561934e089‘。 在System.AppDomain.DoCallBack(CrossAppDomainDelegate callBackDelegate)在System.Data.Entity.Migrations.Design.ToolingFacade.Run(BaseRunner runner)在System.Data.Entity.Migrations.Design.ToolingFacade.GetContextType(String contextTypeName)在System.Data.Entity.Migrations.EnableMigrationsCommand.FindContextToEnable(String contextTypeName)在System.Data.Entity.Migrations.EnableMigrationsCommand.<>c__DisplayClass2.<.ctor>b__0() at System.Data.Entity.Migrations.MigrationsDomainCommand.Execute(Action命令)成员'System.Data.Entity.Migrations.Design.ToolingFacade+GetContextTypeRunner，的类型未被解析EntityFramework，Version=6.0.0.0，Culture=neutral，PublicKeyToken=b77a5c561934e089‘。

Answer 1

可能重复：Entity Framework Code First Migrations - Enable-Migrations fails

您还可以在这里阅读：http://forums.asp.net/t/1978562.aspx?Getting+exception+while+running+EF+Migrations+command+in+Package+Manager+Console