Can you please check in source structure if the minimum occurrence of Item key field is 1 or 0.
Ideally, in order to match your requirement it should be 1, so also the target field corresponding to it.
Can you please check in source structure if the minimum occurrence of Item key field is 1 or 0.
Ideally, in order to match your requirement it should be 1, so also the target field corresponding to it.