constructor exception?

Jun 12, 2010 at 2:51 PM

when using this constructor

UTorrentWebClient webClient = new UTorrentWebClient("localhost:8080", "admin", "*****");

i get the following exception:

TypeLoadException

Could not load type 'System.Security.Authentication.ExtendedProtection.ExtendedProtectionPolicy' from assembly 'System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.