How To Fix FMFG_AAPAY002 - Posting key &1 not suitable for customer posting

FMFG_AAPAY002 - Overview

• Message type: E = Error

• Message class: FMFG_AAPAY - Payment per Account Assignment

• Message number: 002

• Message text: Posting key &1 not suitable for customer posting

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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FMFG_AAPAY002 - Details

• The SAP error message FMFG_AAPAY002 indicates that the posting key specified in the transaction is not suitable for customer postings. This error typically arises in the context of financial transactions, particularly when dealing with accounts payable or accounts receivable.
  
  Cause:
  
  Incorrect Posting Key: The posting key used in the transaction is not configured to allow postings to customer accounts. Each posting key in SAP is associated with specific types of transactions and account types.
  
  Configuration Issues: The posting key may not be set up correctly in the system configuration, or it may not be assigned to the appropriate account types.
  Transaction Type Mismatch: The transaction being processed may not align with the expected transaction type for the specified posting key.
  
  
  Solution:
  
  
  Check Posting Key Configuration:
  
  Go to the SAP configuration (transaction code OB13) to review the posting key settings.
  Ensure that the posting key you are using is configured to allow postings to customer accounts.
  
  
  
  Use the Correct Posting