Initializes a new instance of the DuplicateKeyException class by referencing the duplicate key, providing an error message, and specifying the exception that caused this exception to be thrown.
The duplicate key that caused the exception to be thrown.
The message to appear when the exception is thrown.
The previous exception that caused the DuplicateKeyException exception to be thrown.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.