How To Fix /SAPAPO/CONF_INB004 - Reference document &1 does not go with document &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CONF_INB -

• Message number: 004

• Message text: Reference document &1 does not go with document &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CONF_INB004 - Reference document &1 does not go with document &2 ?

  The SAP error message /SAPAPO/CONF_INB004 indicates a mismatch between two documents in the Advanced Planning and Optimization (APO) module. Specifically, it suggests that the reference document (e.g., a sales order or purchase order) does not correspond correctly with the document being processed (e.g., a delivery or production order). This can occur in various scenarios, such as during the confirmation of inbound deliveries or when processing production orders.
  Causes:
  
  Document Mismatch: The reference document and the document being processed do not match in terms of their relationships. For example, a delivery may not be linked to the correct sales order.
  Data Inconsistencies: There may be inconsistencies in the data between the documents, such as incorrect item numbers, quantities, or dates.
  Configuration Issues: Incorrect configuration settings in the APO system can lead to mismatches in document processing.
  Missing or Incorrect Master Data: If the master data (like material master, vendor master, etc.) is not set up correctly, it can lead to errors in document processing.
  
  Solutions:
  
  Check Document Relationships: Verify that the reference document and the document being processed are correctly linked. Ensure that the sales order or purchase order corresponds to the delivery or production order.
  Review Data Consistency: Check the details of both documents for any discrepancies in item numbers, quantities, or other relevant fields. Make sure that the data is consistent and accurate.
  Configuration Review: If the issue persists, review the configuration settings in the APO system to ensure that they are set up correctly for the processes you are using.
  Master Data Verification: Ensure that all relevant master data is correctly maintained. This includes checking the material master, vendor master, and any other related data.
  Transaction Logs: Review transaction logs or error logs for additional details that may provide insight into the specific cause of the error.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  APO Configuration Guides: Review configuration guides for APO to ensure that all settings are correctly implemented.
  User Forums and Communities: Engage with SAP user communities or forums where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be beneficial to involve your SAP support team or consult with an SAP expert for further assistance.