Invalid day of week or month '%1' for event '%2'

Error constant SQLE_INVALID_EVENT_DAY
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 Day-of-week name or day-of-month number.
Parameter 2 Name of the event being scheduled.
Severity 15
SQLCODE –791
SQLSTATE WE005
Sybase error code 13801
Probable cause

You have attempted to create a schedule with an invalid day-of-week name or day-of-month number.