How To Fix FMFG_AAPAY003 - Posting key &1 not suitable for G/L account posting

FMFG_AAPAY003 - Overview

• Message type: E = Error

• Message class: FMFG_AAPAY - Payment per Account Assignment

• Message number: 003

• Message text: Posting key &1 not suitable for G/L account 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_AAPAY003 - Details

• The SAP error message FMFG_AAPAY003 indicates that the posting key specified in the transaction is not suitable for posting to the General Ledger (G/L) account. This error typically arises in the context of financial transactions, particularly when dealing with funds management (FM) and asset accounting (AA).
  
  Cause:
  
  Incorrect Posting Key: The posting key used in the transaction is not configured to allow postings to the specified G/L account.
  Account Type Mismatch: The G/L account may not be compatible with the type of transaction being processed (e.g., trying to post a payment to an expense account).
  
  Configuration Issues: The posting key may not be properly configured in the system settings, or the G/L account may not be set up to accept postings with that key.
  Document Type Restrictions: Certain document types may have restrictions on which posting keys can be used.
  
  
  Solution:
  
  
  Check Posting Key Configuration:
  
  Go to the transaction code OB13 to review the configuration of the posting