How To Fix MM_PUR_SES149 - Buyer ID &1 doesn't match to supplier ID &2, system &3, and reference &4.

SAP Error Message - Details

• Message type: E = Error

• Message class: MM_PUR_SES -

• Message number: 149

• Message text: Buyer ID &1 doesn't match to supplier ID &2, system &3, and reference &4.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MM_PUR_SES149 - Buyer ID &1 doesn't match to supplier ID &2, system &3, and reference &4. ?

  The SAP error message MM_PUR_SES149 indicates a mismatch between the Buyer ID and the Supplier ID in a purchasing document. This error typically arises in the context of purchasing and procurement processes, particularly when creating or processing purchase orders, contracts, or other procurement-related documents.
  Cause:
  The error occurs when the system detects that the Buyer ID (the person or entity responsible for the procurement) does not match the Supplier ID (the vendor or supplier from whom the goods or services are being procured) in the context of a specific system and reference. This mismatch can happen due to several reasons, including:
  
  Incorrect Buyer Assignment: The Buyer ID assigned to the purchasing document does not correspond to the supplier being used.
  Configuration Issues: There may be configuration settings in the purchasing organization that enforce specific buyer-supplier relationships.
  Data Entry Errors: Manual entry errors when creating or modifying purchasing documents can lead to mismatches.
  Master Data Issues: The supplier master data may not be correctly set up or may have been changed, leading to inconsistencies.
  
  Solution:
  To resolve the MM_PUR_SES149 error, you can take the following steps:
  
  
  Verify Buyer and Supplier IDs:
  
  Check the Buyer ID assigned to the purchasing document and ensure it is correct.
  Verify the Supplier ID to ensure it is the intended vendor for the transaction.
  
  
  
  Check Configuration Settings:
  
  Review the configuration settings in the purchasing organization to ensure that the buyer-supplier relationships are correctly defined.
  Ensure that the buyer is authorized to procure from the specified supplier.
  
  
  
  Correct Data Entry:
  
  If the error is due to manual entry, correct the Buyer ID in the purchasing document to match the supplier.
  
  
  
  Review Master Data:
  
  Check the supplier master data for any inconsistencies or changes that may have occurred.
  Ensure that the supplier is active and properly set up in the system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on handling this specific error message.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like ME21N (Create Purchase Order), ME22N (Change Purchase Order), or ME23N (Display Purchase Order) to access and modify the purchasing documents.
  User Roles and Authorizations: Ensure that the user creating or modifying the purchasing document has the necessary roles and authorizations to perform these actions.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the cause of the MM_PUR_SES149 error in your SAP system.