Seaquel
SQL Server error code

SQL Server error 3948

SQL Server raises error 3948 at severity 16, which marks a problem with the query or data that you can correct.

The transaction was terminated because of the availability replica config/state change or because ghost records are being deleted on the primary and the secondary availability replica that might be needed by queries running under snapshot isolation. Retry the transaction.
Msg3948
Severity16
Group3000–3999

Source: Database Engine events and errors