How To Fix O1891 - Vendor and exchange partner do not match.

SAP Error Message - Details

• Message type: E = Error

• Message class: O1 - IS-Oil : Message pool exchanges

• Message number: 891

• Message text: Vendor and exchange partner do not match.

What causes this issue?

The exchange agreement was made with and is valid for a business
partner other than the vendor.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the number of the exchange agreement and the number of the
vendor.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O1891 - Vendor and exchange partner do not match. ?

  The SAP error message O1891, which states "Vendor and exchange partner do not match," typically occurs in the context of electronic data interchange (EDI) or when processing transactions that involve vendors and their corresponding exchange partners. This error indicates a mismatch between the vendor information and the exchange partner information in the system.
  Cause:
  
  Configuration Issues: The vendor master data may not be correctly configured to match the exchange partner data. This can happen if the vendor is not set up with the correct EDI information.
  Data Entry Errors: There may be a typographical error in the vendor or exchange partner information, leading to a mismatch.
  Inconsistent Master Data: The vendor and exchange partner records may not be synchronized, leading to discrepancies in the data.
  Incorrect Partner Profile: The partner profile for the vendor may not be correctly defined in the EDI settings, causing the system to not recognize the vendor as a valid exchange partner.
  
  Solution:
  
  
  Check Vendor Master Data: 
  
  Go to the vendor master record (transaction code XK03 or MK03) and verify that the EDI information is correctly maintained.
  Ensure that the vendor number matches the expected exchange partner number.
  
  
  
  Review Exchange Partner Configuration:
  
  Check the EDI partner profile (transaction code WE20) to ensure that the vendor is correctly defined as an exchange partner.
  Make sure that the correct message type and process code are assigned to the vendor.
  
  
  
  Synchronize Data:
  
  If there are discrepancies between the vendor and exchange partner data, update the records to ensure they match.
  Ensure that any changes made to the vendor master data are reflected in the exchange partner settings.
  
  
  
  Consult with EDI Team:
  
  If the issue persists, consult with your EDI team or SAP Basis team to investigate any underlying configuration issues or to check for any recent changes that may have affected the EDI setup.
  
  
  
  Testing:
  
  After making the necessary corrections, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as XK03 (Display Vendor), WE20 (Partner Profiles), and WE21 (Port Definition).
  Documentation: Refer to SAP documentation or help files for detailed information on configuring EDI and managing vendor master data.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  By following these steps, you should be able to identify and resolve the cause of the O1891 error in SAP.