Schedule '%1' for event '%2' not found

Error constant SQLE_SCHEDULE_NOT_FOUND
ODBC 2 state ERROR
ODBC 3 state ERROR
Parameter 1 Name of the schedule that could not be found.
Parameter 2 Name of the event being scheduled.
Severity 11
SQLCODE -773
SQLSTATE WE003
Sybase error code 13783
 Probable cause