Computed columns are not supported in this database

Error constant SQLE_COMPUTED_COLUMNS_NOT_SUPPORTED
ODBC 2 State 37000
ODBC 3 State 42000
Severity 16
SQLCODE –709
SQLSTATE 0AW06
Sybase error code 13722
Probable cause

The current database is an older database and does not have catalog support for computed (materialized) columns. To use this feature, upgrade your database to the most recent version.