deserialization of the interface class with attachment of that Interface class dll

[Neo0143]

I stucked at this error...

//Code
 FileStream fs = new FileStream(
               @"D:\Sagar Dot Net\Assign_2304_Interface_Person_Serialise\Assign_2304_Interface_Person_Serialise\Aadmai.txt",
               FileMode.OpenOrCreate,
               FileAccess.Read);
            BinaryFormatter bf = new BinaryFormatter();
            object obj = bf.Deserialize(fs);
            if (obj is Person)
            {
                Person P = (Person)obj;
                MessageBox.Show(P.GetDetails());
            }
//Code

//Error
An unhandled exception of type 'System.Runtime.Serialization.SerializationException' occurred in mscorlib.dll

Additional information: Unable to load type Assign_2304_Interface_Person_Serialise.Employee required for deserialization.
//Error

I serialize the Employee class with Person is an Interface HELP ME OUT...........

[madankarmukta]

Could you please post your code for Employee code hr as it is giving error for ability to get serialize your employee instance.