Seaquel
SQL Server error code

SQL Server error 9333

SQL Server raises error 9333 at severity 16, which marks a problem with the query or data that you can correct.

%s'//' followed by 'self', 'parent' or 'descendant-or-self' axes is not supported when it encounters simple typed or 'http://www.w3.org/2001/XMLSchema#anyType' elements, found '%ls'.
Msg9333
Severity16
Group9000–9999

Source: Database Engine events and errors