How To Fix N2M204 - It is not possible to have a quantity deviation on the purchasing side

SAP Error Message - Details

• Message type: E = Error

• Message class: N2M - Global Trade: Item Category Management

• Message number: 204

• Message text: It is not possible to have a quantity deviation on the purchasing side

What causes this issue?

A quantity deviation is to be distributed among the association
partners on the purchasing side.

System Response

A quantity deviation exists on the purchasing side. This deviation is
to be distributed among the association partners for the items
concerned. As at least one of the association partners (&V1& &V2&) has
already received a quantity deviation from a different item (&V3& &V4&
), the quantity deviation can no longer be distributed.
Processing has been cancelled.

How to fix this error?

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

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 N2M204 - It is not possible to have a quantity deviation on the purchasing side ?

  The SAP error message N2M204, which states "It is not possible to have a quantity deviation on the purchasing side," typically occurs in the context of purchasing documents, such as purchase orders or goods receipts. This error indicates that there is a mismatch between the quantities specified in the purchasing document and the quantities received or invoiced.
  Cause:
  
  Quantity Mismatch: The most common cause of this error is that the quantity received or invoiced does not match the quantity ordered in the purchase order.
  Settings in the System: The system may be configured to disallow quantity deviations for certain materials or purchasing documents.
  Document Type Restrictions: Certain document types may have restrictions that prevent quantity deviations.
  Goods Receipt (GR) or Invoice Verification (IV) Issues: If a goods receipt or invoice verification is attempted with a quantity that exceeds or is less than the ordered quantity, this error may occur.
  
  Solution:
  
  Check Purchase Order: Verify the quantities in the purchase order and ensure they match the quantities being received or invoiced.
  Adjust Goods Receipt: If you are processing a goods receipt, ensure that the quantity being received matches the quantity ordered. If there is a legitimate reason for the deviation, you may need to adjust the purchase order first.
  Review System Settings: Check the configuration settings in the purchasing module to see if there are any restrictions on quantity deviations. This may require assistance from a system administrator or SAP consultant.
  Use a Different Document Type: If the current document type does not allow for quantity deviations, consider using a different document type that permits such changes.
  Consult Documentation: Review SAP documentation or help resources for specific guidelines related to the error message and the purchasing process.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and MIGO (Goods Movement) to navigate and resolve issues effectively.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to make changes to purchase orders or goods receipts.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Training and Documentation: Consider training sessions or documentation for users involved in purchasing processes to minimize errors related to quantity deviations.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a qualified SAP consultant for further assistance.