to fix this exception System.Runtime.Serialization.SerializationException

to fix this exception : System.Runtime.Serialization.SerializationException: The constructor to deserialize an object of type was not found.
Add empty/default constructor and if error still appear add specific constructor like in class below:

 [Serializable]

 public class AssertionException : ApplicationException {

 public AssertionException(SerializationInfo info, StreamingContext context) : base(info, context) {}

 public AssertionException() : base() { }