How To Fix K7158 - It is not possible to change the +/- sign for calculated key figures

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 158

• Message text: It is not possible to change the +/- sign for calculated key figures

What causes this issue?

You tried to change the sign in a line. This function is not supported
in sections with calculated key figures.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To obtain the desired result, try to change the sign for the column
concerned.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K7158 - It is not possible to change the +/- sign for calculated key figures ?

  The SAP error message K7158, which states "It is not possible to change the +/- sign for calculated key figures," typically occurs in the context of SAP's reporting and analysis tools, particularly in the context of SAP BW (Business Warehouse) or SAP BPC (Business Planning and Consolidation). This error indicates that there is an attempt to modify the sign of a calculated key figure, which is not allowed.
  Cause:
  
  Calculated Key Figures: The error arises because calculated key figures are derived from other key figures using formulas. The sign of these figures is determined by the underlying logic of the calculation. Changing the sign directly is not permitted as it could lead to inconsistencies in the data.
  Data Model Restrictions: The data model may have restrictions that prevent changes to the sign of calculated key figures to maintain data integrity.
  Configuration Settings: There may be specific settings in the configuration of the key figures that do not allow for sign changes.
  
  Solution:
  
  Review the Calculation Logic: Instead of trying to change the sign directly, review the formula used to calculate the key figure. You may need to adjust the formula itself to achieve the desired sign.
  Create a New Key Figure: If changing the sign is essential, consider creating a new calculated key figure that incorporates the desired sign change in its formula.
  Check Configuration: Review the configuration settings for the key figures in the data model. Ensure that the settings align with your reporting requirements.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling calculated key figures and their configurations.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP BW or BPC to better understand how calculated key figures work and how to manage them effectively.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.