How To Fix FAC_ACC_DET_MESSAGE018 - Posting key & is not a credit one.

SAP Error Message - Details

• Message type: E = Error

• Message class: FAC_ACC_DET_MESSAGE - Message for account determination

• Message number: 018

• Message text: Posting key & is not a credit one.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message FAC_ACC_DET_MESSAGE018 - Posting key & is not a credit one. ?

  The SAP error message FAC_ACC_DET_MESSAGE018 indicates that the posting key being used in a transaction is not a credit posting key. This error typically arises when you are trying to post a transaction that requires a credit entry, but the posting key specified is not configured for credit postings.
  Cause:
  
  Incorrect Posting Key: The posting key used in the transaction is meant for debit entries, while the system expects a credit entry.
  Configuration Issues: The posting keys may not be correctly configured in the system for the type of transaction you are trying to perform.
  Transaction Type: The nature of the transaction (e.g., invoice, payment) may require a specific posting key that is not being used.
  
  Solution:
  
  
  Check Posting Key: Verify the posting key you are using in the transaction. Ensure that it is a valid credit posting key. Common credit posting keys in SAP include:
  
  50: Credit for customer accounts
  40: Credit for vendor accounts
  31: Credit for general ledger accounts
  
  
  
  Change Posting Key: If you find that the posting key is incorrect, change it to the appropriate credit posting key that matches the type of transaction you are processing.
  
  
  Review Configuration: If you are unsure about which posting keys are configured for credit postings, you may need to review the configuration in the SAP system:
  
  Go to the transaction code OB52 to check the posting periods and ensure they are open.
  Use transaction code OBAY to review the posting keys and their configurations.
  
  
  
  Consult Documentation: Refer to SAP documentation or your organization's internal guidelines for the correct posting keys to use for specific transactions.
  
  
  Seek Help from SAP Support: If the issue persists after checking the posting key and configuration, consider reaching out to your SAP support team or consulting SAP Notes for further assistance.
  
  
  Related Information:
  
  Posting Keys: Posting keys are two-digit numbers that determine the type of transaction (debit or credit) and the account type (customer, vendor, general ledger).
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  FB01: Post Document
  F-02: General Posting
  F-03: Clear G/L Account
  
  
  SAP Help Portal: Utilize the SAP Help Portal for detailed information on posting keys and error messages.
  
  By following these steps, you should be able to resolve the error message and successfully post your transaction.