C# Error CS0839 – Argument missing

C# Error

CS0839 – Argument missing

Reason for the Error & Solution

Argument missing.

An argument is missing in the method call.

To correct this error

1. Double check the signature of the method and locate and supply the missing argument.

Example

The following example generates CS0839:

// cs0839.cs  
using System;  
  
namespace TestNamespace  
{  
    class Test  
    {  
        static int Add(int i, int j)  
        {  
            return i + j;  
        }  
  
        static int Main()
        {  
            int i = Test.Add( , 5); // CS0839  
            return 1;  
  
        }  
    }  
}