How To Fix RU522 - Underdelivery found on posting predecessor

RU522 - Overview

• Message type: E = Error

• Message class: RU - Messages for order completion confirmation

• Message number: 522

• Message text: Underdelivery found on posting predecessor

What causes this issue?

The goods issue posting for material &V1&, plant &V2&, storage location
&V3& and batch &V4& was not executed since a stock deficit already
occurred during an attempted posting for the same object in the same
transaction.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

You should repeat the goods issue posting as soon as there is
sufficient stock.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RU522 - Underdelivery found on posting predecessor ?

  The SAP error message RU522 "Underdelivery found on posting predecessor" typically occurs in the context of inventory management or goods movement in SAP. This error indicates that there is an issue with the quantity of goods being delivered or posted in relation to a previous document (the predecessor) that has not been fully delivered.
  
  Cause:
  
  Underdelivery: The predecessor document (such as a purchase order or production order) has a quantity that has not been fully delivered. For example, if a purchase order was created for 100 units, but only 80 units were delivered, the system will flag this as an underdelivery when trying to post a subsequent document that references this order.
  Document Flow: The error can also arise if there are inconsistencies in the document flow, such as trying to post a goods receipt or invoice for a quantity that exceeds what has been delivered or is still open.
  
  Configuration Issues: Sometimes, the