errors/gcs0246-2.cs

   1 // gcs0246.cs: The type or namespace name `List`2' could not be found. Are you missing a using directive or an assembly reference?
   2 // Line: 8
   3
   4 using System.Collections.Generic;
   5
   6 class X
   7 {
   8         List<int,long> list;
   9 }