How To Fix FF605 - Do not use posting key &2 for document type &1

FF605 - Overview

• Message type: E = Error

• Message class: FF - FI Function Module Messages

• Message number: 605

• Message text: Do not use posting key &2 for document type &1

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 FF605 - Do not use posting key &2 for document type &1 ?

  The SAP error message FF605, which states "Do not use posting key &2 for document type &1," typically occurs during the posting of financial documents in the SAP system. This error indicates that there is a mismatch between the posting key and the document type being used in the transaction.
  
  Cause:
  
  Posting Key Restrictions: Each posting key in SAP is associated with specific document types. The error occurs when a posting key that is not allowed for the specified document type is used.
  Configuration Settings: The configuration settings in the Financial Accounting (FI) module may restrict certain posting keys for specific document types. This is often set up to enforce business rules or compliance requirements.
  User Error: The user may have mistakenly selected an incorrect posting key for the transaction.
  
  
  Solution:
  
  
  Check Configuration: Review the configuration settings for posting keys and document types in the SAP system. This can be done by navigating to the following