getting error while run MVC project

See more:

C#

MVC

EF6.0

Hello,


I am getting this error

The best overloaded method match for 'System.Data.Entity.Core.Objects.ObjectContext.ExecuteFunction<NorthStar.Business.DataContext.GetRespondentsInfo_Result>(string, params System.Data.Entity.Core.Objects.ObjectParameter[])' has some invalid arguments

here is my code

public virtual ObjectResult<GetRespondentsInfo_Result> GetRespondentsInfo(Nullable<int> projectId, string parametersQuery)
       {
           var projectIdParameter = projectId.HasValue ?
               new ObjectParameter("projectId", projectId) :
               new ObjectParameter("projectId", typeof(int));

           var parametersQueryParameter = parametersQuery != null ?
               new ObjectParameter("parametersQuery", parametersQuery) :
               new ObjectParameter("parametersQuery", typeof(string));

           return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction<GetRespondentsInfo_Result>("GetRespondentsInfo", projectIdParameter, parametersQueryParameter);
       }

Please help me i am getting this error after updating .edmx


any help will appreciated

regards,
Lakhan