Read from the specified configuration from the supplied XML document into a NameValueCollection.
A newly populated NameValueCollection.
Note Does not support section grouping. The supplied XML document must already be loaded.
|XmlException||If any errors are encountered while reading (this only applies to v1.1 and greater of the .NET Framework).|
|Exception||If any errors are encountered while reading (this only applies to v1.0 of the .NET Framework).|
|FatalObjectException||If the configuration section was otherwise invalid.|