Seaquel
SQL Server error code

SQL Server error 6384

SQL Server raises error 6384 at severity 16, which marks a problem with the query or data that you can correct.

It is not allowed to specify a path which contains '*' only for the URI or only for the name of the node for selective XML index '%.*ls'.
Msg6384
Severity16
Group6000–6999

Source: Database Engine events and errors