How To Fix O1643 - Exchange partner & is not assigned to purchasing organization &

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 643

• Message text: Exchange partner & is not assigned to purchasing organization &

What causes this issue?

You have to enter a purchasing organization for which the vendor master
data is maintained.

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 purchasing organization you entered.
Maintain the purchasing organization in the vendor master data.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O1643 - Exchange partner & is not assigned to purchasing organization & ?

  The SAP error message O1643 indicates that there is an issue with the assignment of an exchange partner (vendor or supplier) to a specific purchasing organization in the SAP system. This error typically arises when you are trying to create or process a purchasing document (like a purchase order) and the system cannot find the necessary assignment between the vendor and the purchasing organization.
  Cause:
  
  Missing Assignment: The vendor is not assigned to the purchasing organization in the vendor master data.
  Incorrect Configuration: The purchasing organization may not be properly configured to work with the vendor.
  Data Entry Error: There may be a typo or incorrect entry in the vendor or purchasing organization details.
  
  Solution:
  To resolve the O1643 error, follow these steps:
  
  
  Check Vendor Master Data:
  
  Go to the transaction code XK03 (Display Vendor) or MK03 (Display Vendor (Purchasing)).
  Enter the vendor number and check if the vendor is assigned to the relevant purchasing organization.
  If the vendor is not assigned, you will need to create or update the vendor master data.
  
  
  
  Assign Vendor to Purchasing Organization:
  
  Use transaction code XK01 (Create Vendor) or MK01 (Create Vendor (Purchasing)) to create a new vendor or XK02 (Change Vendor) or MK02 (Change Vendor (Purchasing)) to update an existing vendor.
  Ensure that the vendor is assigned to the correct purchasing organization.
  
  
  
  Check Purchasing Organization Configuration:
  
  Ensure that the purchasing organization is correctly set up in the system and is active.
  You can check this in the configuration settings under SPRO > Materials Management > Purchasing > Define Purchasing Organizations.
  
  
  
  Review Related Documents:
  
  If you are working with a specific purchasing document, ensure that all related data (like material master data) is correctly set up and linked to the vendor and purchasing organization.
  
  
  
  Consult Documentation:
  
  If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  XK01, XK02, XK03 for vendor master data management.
  MK01, MK02, MK03 for vendor purchasing data management.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to vendor assignments and purchasing organizations.
  User Roles: Ensure that you have the necessary authorizations to create or modify vendor master data.
  
  By following these steps, you should be able to resolve the O1643 error and successfully process your purchasing documents.