Assembly: System (in system.dll)
The ErrorCode property contains the error code that is associated with the error that caused the exception.
The default constructor for SocketException sets the ErrorCode property to the last operating system error that occurred. For more information about socket error codes, see the Windows Sockets version 2 API error code documentation in MSDN.
Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.