3723362 - LE_SHP_MODIFY_ITEM logic does not update delivery quantity on vl03n screen

The LE_SHP_MODIFY_ITEM logic is implemented to change item quantity at delivery, but the quantity is not updated in the delivery display screen .

SAP S/4HANA Cloud Public Edition

1. Create a delivery via VL01N "create outbound delivery" APP.
2. Implement the LE_SHP_MODIFY_ITEM BAdI to change the delivery quantity.
3. Observe that the quantity remains unchanged on the display delivery screen.

There is restriction on changing the delivery quantity within custom logic applies when using VL01N app to create deliveries. 

The delivery quantity is stored across multiple fields beyond those available in the provided BAdIs. Modifying fields such as ACTUALDELIVERYQUANTITY can lead to inconsistencies.

The following options allow for the use case in custom logic that attempts to change the delivery quantity for newly created deliveries:

App My Purchase Order Schedule Lines - Due for Delivery (VL10F)
App My Sales Order Schedule Lines - Due for Delivery (VL10E)
API Outbound Delivery (A2X), which supports both outbound deliveries from sales orders and stock transfer purchase orders.

• My Purchase Order Schedule Lines - Due for Delivery (VL10F)
• My Sales Order Schedule Lines - Due for Delivery (VL10E)
• Outbound Delivery (A2X)

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