How To Fix /SAPAPO/OM_ERROR279 - A pegging node may have a maximum of one storage node as reference

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 279

• Message text: A pegging node may have a maximum of one storage node as reference

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR279 - A pegging node may have a maximum of one storage node as reference ?

  The SAP error message /SAPAPO/OM_ERROR279 indicates that there is an issue with the pegging configuration in the Advanced Planning and Optimization (APO) module of SAP. Specifically, it states that a pegging node can only have one storage node as a reference. This error typically arises in scenarios involving production planning, where the system is trying to establish relationships between demand (pegging) and supply (storage).
  Cause:
  
  Multiple Storage Nodes: The primary cause of this error is that the pegging node is trying to reference more than one storage node. In SAP APO, each pegging node (which represents a demand or requirement) can only be linked to a single storage node (which represents the supply or inventory).
  Configuration Issues: There may be incorrect configurations in the master data or in the planning setup that allow for multiple references.
  Data Integrity Issues: There could be inconsistencies or errors in the data that lead to multiple storage nodes being assigned to a single pegging node.
  
  Solution:
  
  Review Pegging Configuration: Check the configuration of the pegging nodes in the system. Ensure that each pegging node is only linked to one storage node. This may involve reviewing the planning books and the settings for the pegging relationships.
  Adjust Master Data: If the issue is related to master data, such as product master or location master, ensure that the data is correctly set up to reflect the intended relationships. You may need to adjust the storage locations or the way products are defined.
  Use Transaction Codes: Utilize transaction codes like /SAPAPO/OM17 (for pegging relationships) to analyze and modify the relationships between nodes.
  Check Planning Books: Review the planning books and the key figures to ensure that they are set up correctly and that there are no conflicting settings.
  Data Cleanup: If there are data integrity issues, consider running data cleanup processes or using tools provided by SAP to identify and resolve inconsistencies.
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed information on pegging and storage node configurations.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving it.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.