When 'Repeat task every' is set to some normal interval (say '1 Hour')
and then 'for a duration of:' is set to 'Indefinitely', an error message pops, and the 'Repeat task every' is set to 'Indefinitely.'
and then 'for a duration of:' is set to 'Indefinitely', an error message pops, and the 'Repeat task every' is set to 'Indefinitely.'