Seaquel
SQL Server error code

SQL Server error 1972

SQL Server raises error 1972 at severity 16, which marks a problem with the query or data that you can correct.

Cannot disable clustered index '%.*ls' on table '%.*ls'. Permission denied to alter the referencing view '%.*ls' while disabling its clustered index.
Msg1972
Severity16
Group1000–1999

Source: Database Engine events and errors