Seaquel
SQL Server error code

SQL Server error 8697

SQL Server raises error 8697 at severity 16, which marks a problem with the query or data that you can correct.

Cannot run query because in XML plan provided to USE PLAN, element %ls must have %d %ls nodes as children, but has %d.
Msg8697
Severity16
Group8000–8999

Source: Database Engine events and errors