Seaquel
SQL Server error code

SQL Server error 8688

SQL Server raises error 8688 at severity 16, which marks a problem with the query or data that you can correct.

Cursor plan forcing failed because in XML plan provided to USE PLAN, required element %ls is missing under <CursorPlan> element. Consider using an XML cursor plan captured from SQL Server without modification.
Msg8688
Severity16
Group8000–8999

Source: Database Engine events and errors