Compiler Warning (level 1) CS1633
Unrecognized #pragma directive
The pragma used was not one of the known pragmas supported by the C# compiler. To resolve this error, use only pragmas supported.
The following sample generates CS1633:
// CS1633.cs
// compile with: /W:1
#pragma unknown // CS1633
class C
{
public static void Main()
{
}
}