Seaquel
SQL Server error code

SQL Server error 6340

SQL Server raises error 6340 at severity 16, which marks a problem with the query or data that you can correct.

Xml schema collection '%.*ls' referenced by table variable '%.*ls' has been dropped or altered during the execution of the batch. Please re-run the batch.
Msg6340
Severity16
Group6000–6999

Source: Database Engine events and errors