* @GUPNP_XML_ERROR_PARSE: Generic XML parsing error.
* @GUPNP_XML_ERROR_NO_NODE: A required XML node was not found.
* @GUPNP_XML_ERROR_EMPTY_NODE: An XML node is unexpectedly empty.
+ * @GUPNP_XML_ERROR_INVALID_ATTRIBUTE: An XML node has an unknown attribute.
* @GUPNP_XML_ERROR_OTHER: Unknown/unhandled XML related errors.
*
* #GError codes used for errors in the #GUPNP_XML_ERROR domain, during