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Compiler Error CS1724

Value specified for the argument to 'System.Runtime.InteropServices.DefaultCharSetAttribute' is not valid

This error is generated by an invalid argument to the DefaultCharSetAttribute class.

Example

The following example generates CS1724.

// CS1724.cs  
using System.Runtime.InteropServices;  
// To resolve, replace 42 with a valid CharSet value.  
 [module:DefaultCharSetAttribute((CharSet)42)]   // CS1724  
class C {
  
[DllImport("F.Dll")]  
extern static void FW1Named();  
  
static void Main() {}  
}