Throws an exception when a required property is not found.
protected virtual Object OnRequiredPropertyNotFound(
The name of the required attribute that was not found.
In all cases.
The OnDeserializeUnrecognizedElement is invoked when an unknown attribute is encountered while deserializing the ConfigurationElement object.
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.