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

MM_PUR_SES149 - Overview

• 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