Too many distinct group mappings for integrated user

Error constant SQLE_INTEGRATED_LOGON_TOO_MANY_MAPPINGS
ODBC 2 State 28000
ODBC 3 State 28000
Severity 16
SQLCODE –1003
SQLSTATE 28W10
Sybase error code 13490
Probable cause

The integrated user does not have an explicit mapping in the database but does have group mappings. There are too many distinct group mappings. You must either reduce the number of distinct group mappings or add an explicit mapping for the user.