How To Fix FT040 - Only posting key for vendors/credit permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: FT - FI Table Maintenance Error Messages

• Message number: 040

• Message text: Only posting key for vendors/credit permitted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FT040 - Only posting key for vendors/credit permitted ?

  The SAP error message FT040 "Only posting key for vendors/credit permitted" typically occurs when there is an attempt to post a transaction using an incorrect posting key that is not allowed for vendor or credit transactions. This error is often encountered in the context of accounts payable or when dealing with vendor invoices.
  Cause:
  
  Incorrect Posting Key: The posting key used in the transaction is not appropriate for vendor-related postings. For example, using a posting key meant for customer transactions instead of one designated for vendor transactions.
  Transaction Type: The type of transaction being processed may not align with the posting key being used. For instance, trying to post a debit entry when only credit entries are allowed for vendors.
  Configuration Issues: There may be configuration settings in the SAP system that restrict certain posting keys for vendor transactions.
  
  Solution:
  
  Check Posting Key: Verify the posting key being used in the transaction. Ensure that it is one that is allowed for vendor postings. Common posting keys for vendor transactions include:
  
  31: Vendor Invoice
  32: Vendor Credit Memo
  33: Vendor Payment
  
  
  Adjust Transaction Type: If the transaction type does not match the posting key, adjust the transaction to use the correct type that corresponds with the posting key.
  Review Configuration: If the posting key is correct but the error persists, review the configuration settings in the SAP system. This may involve checking the settings in the Financial Accounting (FI) module to ensure that the posting keys are correctly defined for vendor transactions.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on posting keys and their allowed uses.
  
  Related Information:
  
  Posting Keys: Posting keys are two-digit numbers that determine the type of transaction being posted (e.g., debit or credit) and the account type (e.g., customer, vendor, general ledger).
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP, such as FB60 (Enter Vendor Invoice) or FB65 (Enter Vendor Credit Memo), to ensure you are using the correct processes.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message, as there may be patches or updates that address specific scenarios.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the Financial Accounting module.