How To Fix /SAPAPO/VMI_APO029 - Input data incorrect; Customizing entry not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/VMI_APO -

• Message number: 029

• Message text: Input data incorrect; Customizing entry not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/VMI_APO029 - Input data incorrect; Customizing entry not unique ?

  The SAP error message /SAPAPO/VMI_APO029 Input data incorrect; Customizing entry not unique typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly in the Vendor Managed Inventory (VMI) module. This error indicates that the system has encountered a situation where the input data provided does not match a unique customizing entry in the system, leading to ambiguity.
  Causes:
  
  Duplicate Entries: There may be multiple customizing entries in the system that match the input data, causing the system to be unable to determine which entry to use.
  Incorrect Configuration: The configuration settings for VMI may not be set up correctly, leading to conflicts or overlaps in the data.
  Missing or Incorrect Master Data: The master data (such as vendor, material, or location) may be incomplete or incorrectly maintained, leading to issues in identifying the correct customizing entry.
  Data Inconsistency: There may be inconsistencies in the data being processed, such as incorrect keys or identifiers.
  
  Solutions:
  
  Check Customizing Entries: Review the customizing entries in the VMI configuration to ensure that there are no duplicate entries. You can do this by navigating to the relevant customizing transaction (e.g., SPRO) and checking the settings for VMI.
  Review Master Data: Ensure that the master data for the relevant vendors, materials, and locations is complete and correctly maintained. Check for any duplicates or inconsistencies.
  Adjust Input Data: If possible, modify the input data to ensure it matches a unique customizing entry. This may involve changing the parameters or keys being used in the transaction.
  Consult Documentation: Refer to SAP documentation or notes related to VMI and the specific error message for additional guidance and troubleshooting steps.
  Debugging: If you have access to technical resources, consider debugging the process to identify where the ambiguity arises in the customizing entries.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/VMI for VMI-related configurations.
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional context or solutions.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.