How does SAP check the purchase order number

This article introduces the relevant knowledge of "how to check the purchase order number of SAP". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

VL33N displays the following inward delivery order to see its certificate flow

Look at the document flow of the bank project.

The result is similar, and the corresponding PO number is not shown in it.

In fact, the inbound delivery is created based on the purchase order number

The relationship between inbound delivery and corresponding PO can also be displayed in a manner similar to document flow in the following ways

Next step,

Why doesn't the purchase order number appear in inbound delivery's document flow?

After investigation, there are the following suggestions:

1), This is a bug fix for a program error by SAP which caused that the document flow was not updated.

2), The document flow between inbound delivery and purchase order is not possible in SAP standard. Only the document flow for stock transfer order and replenishment delivery has been developed. A workaround to show the reference document of the inbound delivery: Inbound delivery > item detail, see the tab 'Predecessor data'. See below screenshot:

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