How To Fix ME748 - Supplier is not unique

ME748 - Overview

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 748

• Message text: Supplier is not unique

What causes this issue?

During automatic generation of a purchase order, the system found
several suppliers. The purchase order header only permits one supplier.

System Response

Processing is canceled.

How to fix this error?

If you work with transaction MIGO, enter only one supplier.
If you want to collect IDocs, make sure that the suppliers are the same.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ME748 - Supplier is not unique ?

  The SAP error message ME748 ("Supplier is not unique") typically occurs when you are trying to create or process a purchase order or a related document, and the system finds multiple suppliers that match the criteria you have entered. This can happen in various scenarios, such as when you are using a vendor number that is not unique or when there are multiple vendors with similar names or attributes.
  Causes:
  
  Multiple Vendor Records: There are multiple vendor records in the system that match the criteria you are using (e.g., vendor name, address, etc.).
  Vendor Master Data Issues: The vendor master data may not be properly maintained, leading to duplicates or similar entries.
  Incorrect Input: The input data (like vendor number or name) may be incorrect or incomplete, causing the system to find multiple matches.
  Purchasing Organization: The purchasing organization may not be specified correctly, leading to ambiguity in vendor selection.
  
  Solutions:
  
  
  Check Vendor Master Data:
  
  Go to the