How To Fix ME123 - Supplying and receiving plants identical (Please check)

SAP Error Message - Details

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 123

• Message text: Supplying and receiving plants identical (Please check)

What causes this issue?

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

System Response

How to fix this error?

In the field "Plant" you enter the key of the plant that is to receive
the goods.
In the field "Supplying plant" you enter the key of the plant from
which the goods were issued.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ME123 - Supplying and receiving plants identical (Please check) ?

  The SAP error message ME123 ("Supplying and receiving plants identical (Please check)") typically occurs in the context of purchasing or inventory management when there is an attempt to create or process a purchase order, stock transfer, or similar transaction where the supplying plant and the receiving plant are the same. This situation is generally not allowed because it does not make sense to transfer stock from a plant to itself.
  Cause:
  
  Identical Plant Codes: The most common cause of this error is that the plant code for both the supplying and receiving plants has been entered as the same value.
  Configuration Issues: There may be configuration settings in the system that do not allow for stock transfers or purchase orders between the same plant.
  Data Entry Error: A simple data entry mistake where the user inadvertently selects the same plant for both fields.
  
  Solution:
  
  Check Plant Codes: Verify the plant codes entered in the transaction. Ensure that the supplying plant and receiving plant are different.
  Correct Data Entry: If the same plant was entered by mistake, correct the entry to reflect the appropriate supplying and receiving plants.
  Review Configuration: If the error persists and the plants are supposed to be different, review the configuration settings in the system to ensure that there are no restrictions preventing the transaction.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on plant assignments and stock transfers.
  User Training: Ensure that users are trained on the correct procedures for entering plant information in transactions to avoid similar errors in the future.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes related to purchasing (e.g., ME21N for creating purchase orders) or inventory management (e.g., MB1B for transferring stock).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue cannot be resolved through the above steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the ME123 error and proceed with your transaction.