This is a nonrecoverable error.
[Visual Basic] Public Const WSANO_RECOVERY As Integer [C#] public const int WSANO_RECOVERY; [C++] public: const int WSANO_RECOVERY; [JScript] public var WSANO_RECOVERY : int;
This indicates that some sort of nonrecoverable error occurred during a database lookup. This may be because the database files (for example, BSD-compatible HOSTS, SERVICES, or PROTOCOLS files) could not be found, or a DNS request was returned with a severe error.
SocketErrors Class | SocketErrors Members | System.Net.Sockets Namespace