Constraint '%1' not found

Item Value
SQLCODE -929
Constant SQLE_CONSTRAINT_NOT_FOUND
SQLSTATE 42U04
Sybase error code 13556
ODBC 2 State S0002
ODBC 3 State 42S23
Parameter 1 Name of the constraint that could not be found.

Probable cause 

You misspelled the name of a constraint, or the constraint you are looking for is on a different table.