How To Fix K7128 - No inverse formulas exist

K7128 - Overview

• Message type: E = Error

• Message class: K7 - Messages for Row/Column Structure

• Message number: 128

• Message text: No inverse formulas exist

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 K7128 - No inverse formulas exist ?

  The SAP error message K7128 ("No inverse formulas exist") typically occurs in the context of cost planning or cost allocation in SAP Controlling (CO) when the system is unable to find the necessary inverse formulas for a given calculation. This can happen in various scenarios, such as when working with cost centers, internal orders, or other cost objects.
  
  Cause:
  
  
  Missing Inverse Formulas: The primary cause of this error is that the system does not have the required inverse formulas defined for the cost element or cost object you are working with. Inverse formulas are necessary for the system to reverse or allocate costs correctly.
  
  
  
  Configuration Issues: There may be configuration issues in the controlling area or cost element settings that prevent the system from finding the appropriate formulas.
  
  
  Data Inconsistencies: Inconsistencies in master data or transaction data can also lead to this error, especially if the data does not align with the expected structure