Could not create a new text index for this table with the same settings as "%1"

Error constant SQLE_TEXT_INDEX_SAME_SETTING_IDX
ODBC 2 state ERROR
ODBC 3 state ERROR
Parameter 1 The name of the other text index with the same settings.
Severity 16
SQLCODE -1304
SQLSTATE WT021
Sybase error code 13455
 Probable cause