How To Fix FMLGD054 - Debit memo: Posting type &1 account assignment method &2 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: FMLGD -

• Message number: 054

• Message text: Debit memo: Posting type &1 account assignment method &2 is not allowed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMLGD054 - Debit memo: Posting type &1 account assignment method &2 is not allowed ?

  The SAP error message FMLGD054 indicates that there is an issue with the posting type and account assignment method used in a debit memo. This error typically arises when the system detects an inconsistency between the posting type and the account assignment method specified in the transaction.
  Cause:
  
  Incompatible Posting Type and Account Assignment Method: The posting type (e.g., whether it is a debit or credit) does not match the allowed account assignment method for that type of transaction. For example, certain posting types may only be allowed with specific account assignment methods (like cost center, internal order, etc.).
  Configuration Issues: The configuration settings in the SAP system may not allow the combination of the specified posting type and account assignment method.
  Master Data Issues: The master data for the accounts involved may not be set up correctly, leading to this error.
  
  Solution:
  
  Check Posting Type and Account Assignment Method: Review the posting type and account assignment method being used in the transaction. Ensure that they are compatible according to your organization's accounting policies and SAP configuration.
  Review Configuration Settings: Consult with your SAP configuration team to verify the settings for posting types and account assignment methods. They may need to adjust the configuration to allow the desired combination.
  Correct Master Data: Ensure that the master data for the accounts involved is correctly set up. This includes checking the account assignment settings for the relevant accounts.
  Use Alternative Posting Types or Methods: If the current combination is not allowed, consider using a different posting type or account assignment method that is compatible with your transaction.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the allowed combinations of posting types and account assignment methods.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FB60 (Enter Incoming Invoice) or FB65 (Enter Credit Memo) to analyze the transaction causing the error.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Roles and Authorizations: Ensure that the user executing the transaction has the necessary authorizations to perform the action, as restrictions may also lead to errors.
  
  If the issue persists after checking these areas, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further troubleshooting.