When I Am Trying To Convert Mailmessage To Memorystream I Am Getting System.Reflection.Targetparametercountexception: Parameter Count Mismatch error, Please Check The Below Code And Suggest Me

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C#

C#4.0

public static MemoryStream ConvertMailMessageToMemoryStream(MailMessage message)
{
Assembly assembly = typeof(SmtpClient).Assembly;
Type mailWriterType = assembly.GetType("System.Net.Mail.MailWriter");
MemoryStream fileStream = new MemoryStream();
ConstructorInfo mailWriterContructor = mailWriterType.GetConstructor(BindingFlags.Instance | BindingFlags.NonPublic, null, new Type[] { typeof(Stream) }, null);
object mailWriter = mailWriterContructor.Invoke(new object[] { fileStream });
MethodInfo sendMethod = typeof(MailMessage).GetMethod("Send", BindingFlags.Instance | BindingFlags.NonPublic); // Here i'm getting that error
sendMethod.Invoke(message, BindingFlags.Instance | BindingFlags.NonPublic, null, new object[] { mailWriter,true }, null);
return fileStream;
}