ConfigurationElement.OnDeserializeUnrecognizedElement Method

Gets a value indicating whether an unknown element is encountered during deserialization.

Namespace: System.Configuration
Assembly: System.Configuration (in system.configuration.dll)

protected virtual bool OnDeserializeUnrecognizedElement (
	string elementName,
	XmlReader reader
protected boolean OnDeserializeUnrecognizedElement (
	String elementName, 
	XmlReader reader
protected function OnDeserializeUnrecognizedElement (
	elementName : String, 
	reader : XmlReader
) : boolean
Not applicable.



The name of the unknown subelement.


The XmlReader being used for deserialization.

Return Value

true when an unknown element is encountered while deserializing; otherwise, false.

Exception typeCondition


The element identified by elementName is locked.

- or -

One or more of the element's attributes is locked.

- or -

elementName is unrecognized, or the element has an unrecognized attribute.

- or -

The element has a Boolean attribute with an invalid value.

- or -

An attempt was made to deserialize a property more than once.

- or -

An attempt was made to deserialize a property that is not a valid member of the element.

- or -

The element cannot contain a CDATA or text element.

The OnDeserializeUnrecognizedElement is invoked when an unknown attribute is encountered while deserializing the ConfigurationElement object.

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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