Event '%1' already exists

Item Value
SQLCODE -772
Constant SQLE_EVENT_ALREADY_EXISTS
SQLSTATE WE002
Sybase error code 13782
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 Name of the event that already exists.

Probable cause 

You have attempted to create an event with a name that already exists in SYS.SYSEVENT.