Seaquel
SQL Server error code

SQL Server error 4970

SQL Server raises error 4970 at severity 16, which marks a problem with the query or data that you can correct.

ALTER TABLE SWITCH statement failed. Target table '%.*ls' has a table level check constraint '%.*ls' but the source table '%.*ls' does not have a corresponding constraint.
Msg4970
Severity16
Group4000–4999

Source: Database Engine events and errors