How To Fix /SCMB/DM_DLV122 - ASN &1: Item number &2 is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/DM_DLV -

• Message number: 122

• Message text: ASN &1: Item number &2 is not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/DM_DLV122 - ASN &1: Item number &2 is not unique ?

  The SAP error message /SCMB/DM_DLV122 ASN &1: Item number &2 is not unique typically occurs in the context of Advanced Shipping Notification (ASN) processing within the Supply Chain Management (SCM) module. This error indicates that there is a problem with the uniqueness of item numbers in the ASN being processed.
  Cause:
  
  Duplicate Item Numbers: The most common cause of this error is that the ASN contains multiple entries for the same item number. This can happen if the ASN is generated incorrectly or if there are multiple shipments for the same item that are not properly distinguished.
  Data Entry Errors: Manual data entry errors can lead to duplicate item numbers being entered into the ASN.
  Integration Issues: If the ASN is being generated from an external system or through an interface, there may be issues with how the data is being sent to SAP, leading to duplicates.
  
  Solution:
  
  Check ASN Data: Review the ASN data to identify any duplicate item numbers. You can do this by checking the ASN document in the SAP system and looking for items that appear more than once.
  Correct Duplicates: If duplicates are found, correct the ASN by removing or consolidating the duplicate entries. Ensure that each item number is unique within the ASN.
  Review ASN Generation Process: If the ASN is generated automatically, review the process to ensure that it is set up correctly to prevent duplicates. This may involve checking the configuration of the system or the logic used to generate the ASN.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling ASNs and understanding the structure of ASN data.
  Testing: After making corrections, test the ASN processing again to ensure that the error does not recur.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SCMB/ASN to view and manage ASNs in the SAP system.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to ASN processing.
  User Exits and BAdIs: If you have custom logic in place for ASN processing, review any user exits or BAdIs that may affect how ASNs are generated or processed.
  Support: If the issue persists after troubleshooting, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error and ensure that your ASN processing runs smoothly.