Trigger name '%1' is ambiguous

Item Value
SQLCODE -855
Constant SQLE_AMBIGUOUS_TRIGGER_NAME
SQLSTATE 42W66
Sybase error code 13858
ODBC 2 State 37000
ODBC 3 State 42000
Parameter 1 Name of the ambiguous trigger.

Probable cause 

A statement has referred to a trigger name which is not unique. Preface the trigger name by a table and/or owner name.