In nintex task form,I need mandatory field base Decision,
If approve selected, drop-down must be required, date picker and people picker is disabled.
if reject selected, date picker and people picker must be required, drop-down is disabled.
i cant find correct value for drop-down date picker and people picker to mandatory.
isNullOrEmpty(field) or filed == "" or equal (field,"")
are not working well, both of situation(empty or not empty) form validated.