Pos: Pos Transaction error – Nullable object must have a value

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Question : Why system prompts ‘Nullable object must have a value’ when I edit the quantity to 2?

Nullable object1.png


Possible Reason :

You’ve maintained promotion mix and match for this item, but didn’t maintain the total price.


Solution :

Go to Point of Sale > Maintenance > Promotion Maintenance, edit the promotion and key in the total price for this mix and match promotion, then click on OK.

Nullable object2.jpg


You will able to create the transaction with quantity 2 for this item and the promotion rule applied.

Nullable object3.jpg


By : Julee 180801, Lay Swan 180815, P180823



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