How To Fix F8126 - Do not specify a posting key on the credit side

F8126 - Overview

• Message type: E = Error

• Message class: F8 -

• Message number: 126

• Message text: Do not specify a posting key on the credit side

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message F8126 - Do not specify a posting key on the credit side ?

  The SAP error message F8126, "Do not specify a posting key on the credit side," typically occurs during the posting of financial transactions in the SAP system, particularly in the context of financial accounting (FI). This error indicates that there is an issue with the way the posting keys are being used in the transaction.
  
  Cause:
  
  
  Incorrect Posting Key Usage: In SAP, posting keys are used to define the type of transaction being posted (debit or credit). The error occurs when a posting key is incorrectly specified for a credit entry. In standard practice, credit entries should not have a posting key specified in certain contexts, such as when using certain transaction types or when the system expects automatic postings.
  
  
  
  Configuration Issues: There may be configuration settings in the financial accounting module that are not aligned with the transaction being processed.
  
  
  User Input Error: The user may have inadvertently entered a posting key when