Seaquel
SQL Server error code

SQL Server error 1984

SQL Server raises error 1984 at severity 16, which marks a problem with the query or data that you can correct.

Index '%.*ls' cannot be created or rebuilt. The specified row length for this index using the vardecimal storage format exceeds the maximum allowed length of '%d' bytes.
Msg1984
Severity16
Group1000–1999

Source: Database Engine events and errors