Troubleshooting: Generate Delivery Order at Delivery Request Processing error – Object Reference or Invalid transfer item

Question : When generate delivery order at Delivery Request Processing, error prompted: Object reference not set to an instance of an object, or Invalid transfer item. Why?

Version : 1.8 / 1.9 / 2.0

Possible Reason (1) :

Sales Order is transferred manually to Delivery Order.

Possible Reason (2) :

Item is deleted in Sales Order after delivery request was sent from S/O processing.

Solution (1) :

Sales Order is transferred manually to Delivery Order.

1) Check transferred status for SO-000011.

SO-000011 is transferred to DO-000002.

2) You need to delete DO-000002.

3) After deleted DO-000002, you should be able to create Delivery Order from Delivery Request Processing. You may use back the same DO number.

Solution (2) :

Item is deleted in Sales Order after delivery request was sent from S/O processing.

You may view the S/O, only 1 detail line remains, but in the Delivery Request Processing there are 2 detail lines.

To generate delivery order at Delivery Request Processing, you need to un-tick the item that is deleted from the Sales Order and click Save. You should then be able to generate the delivery order.