error insert in database sql server 2008

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SQL-Server-2008

, +

console application

_____________________
entity framework

______________________

in runtime i receive this message

Unable to update the EntitySet 'T_Cars' because it has a DefiningQuery and no <insertfunction> element exists in the <modificationfunctionmapping> element to support the current operation

______________________________________________
table name and fields

SQL

SELECT TOP 1000 [CarID]
      ,[Brand]
      ,[Model]
  FROM [EntityFW].[dbo].[T_Cars]
___

___________________________________________
in file app.config
__________________________

HTML

<configuration>
  <connectionstrings>

    <add name="DBEntityFW_Entities" connectionstring="metadata=res://*/BusinessObject.csdl|res://*/BusinessObject.ssdl|res://*/BusinessObject.msl;provider=System.Data.SqlClient;provider connection string="Data Source=YAZDAN3-PC;Initial Catalog=EntityFW;User ID=Login_Boss;Password=123;MultipleActiveResultSets=True"" providername="System.Data.EntityClient" />

  </connectionstrings>
</configuration>

______________________________________________

C#

namespace EntityFrameWorkExample
{
    class Program
    {
        static void Main(string[] args)
        {
           Insert();

        }

        static void Insert()
        {
        //# ___________________________________ insert 
            DBEntityFW_Entities DBase = new DBEntityFW_Entities();

            T_Cars objT_Cars_Add = new T_Cars();
            objT_Cars_Add.Brand = "Ford";
            objT_Cars_Add.Model = "195"; 

            DBase.T_Cars.AddObject(objT_Cars_Add);
            DBase.SaveChanges();
            Console.WriteLine("car add to the database"); 

            Console.ReadLine();
        }
}
}

[Edit]Code block added[/Edit]

Posted 27-Oct-12 0:12am

Yazdan Attarian

Updated 27-Oct-12 0:17am

Thomas Daniels

v2

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BK 4 code · Answer 1 · 2012-10-29T22:30:00

//you missed to write one line in your code ,
//your code must be like this


namespace EntityFrameWorkExample
{
    class Program
    {
        static void Main(string[] args)
        {
           Insert();
 
        }
 
        static void Insert()
        {
        //# ___________________________________ insert 
            DBEntityFW_Entities DBase = new DBEntityFW_Entities();
 
            T_Cars objT_Cars_Add = new T_Cars();
            objT_Cars_Add.Brand = "Ford";
            objT_Cars_Add.Model = "195"; 
 
            DBase.T_Cars.AddObject(objT_Cars_Add);
            DBase.T_Cars.InsertOnSubmit();
            DBase.SaveChanges();
            Console.WriteLine("car add to the database"); 
 
            Console.ReadLine();
        }
}
}