How To Fix /ACCGO/NS_STL002 - Washout not possible; customer and vendor entered do not match

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/NS_STL -

• Message number: 002

• Message text: Washout not possible; customer and vendor entered do not match

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/NS_STL002 - Washout not possible; customer and vendor entered do not match ?

  The SAP error message /ACCGO/NS_STL002 Washout not possible; customer and vendor entered do not match typically occurs in the context of financial transactions, particularly when dealing with washout processes in the SAP system. This error indicates that there is a mismatch between the customer and vendor information in the transaction you are trying to process.
  Cause:
  
  
  Mismatched Master Data: The customer and vendor accounts involved in the transaction do not correspond to each other. This could happen if:
  
  The customer account is not linked to the vendor account in the system.
  The accounts are set up in different company codes or business areas.
  There is a data entry error where the wrong customer or vendor is selected.
  
  
  
  Incorrect Transaction Type: The transaction type being processed may not support washout for the specific combination of customer and vendor.
  
  
  Configuration Issues: There may be configuration settings in the SAP system that prevent the washout process from being executed for the given customer-vendor pair.
  
  
  Solution:
  
  
  Verify Master Data:
  
  Check the customer and vendor master records to ensure they are correctly set up and linked. You can do this by navigating to the customer and vendor master data transactions (e.g., XD03 for customers and XK03 for vendors).
  Ensure that the customer and vendor are in the same company code and that they are correctly assigned to each other if they are meant to be linked.
  
  
  
  Check Transaction Details:
  
  Review the transaction details to ensure that the correct customer and vendor are being used. Look for any typos or incorrect entries.
  
  
  
  Consult Configuration:
  
  If you have access to the configuration settings, check the settings related to washout processes in the SAP system. Ensure that the configuration allows for washouts between the specific customer and vendor.
  
  
  
  Consult with SAP Support:
  
  If the issue persists after verifying the above points, it may be necessary to consult with your SAP support team or SAP Help Desk for further assistance. They can provide insights based on the specific configuration and setup of your SAP environment.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), FBL1N (Vendor Line Item Display), and FBL5N (Customer Line Item Display) to investigate the transactions and line items related to the error.
  Documentation: Review SAP documentation or notes related to washout processes and error messages for additional context and troubleshooting steps.
  User Roles: Ensure that you have the necessary permissions to view and modify customer and vendor master data, as well as to perform washout transactions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.