BIP5408
Severity
20 : ErrorMessage
XML Parser: Attribute with a Namespace found when Namespaces are not enabled for the Message Set.Explanation
The attribute with XML name <insert_0> is in Namespace <insert_1>. However Namespaces have not been enabled for the Message Set.Response
If you intend to use Namespaces ensure that Namespaces have been enabled for the Message Set. If you do not intend to use Namespaces ensure that no element or attribute is in a Namespace.