How To Fix GK018 - Invalid formula found while breaking down period category &1

GK018 - Overview

• Message type: E = Error

• Message class: GK - Messages for SAP Consolidation

• Message number: 018

• Message text: Invalid formula found while breaking down period category &1

What causes this issue?

An invalid formula was found while breaking down the period categories.
The formula must contain valid periods only, separated by commas (,)
such as 3,6,9,12.

System Response

Error message

How to fix this error?

Please check the definition of the period categories in Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GK018 - Invalid formula found while breaking down period category &1 ?

  The SAP error message GK018, which states "Invalid formula found while breaking down period category &1," typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with planning or budgeting scenarios. This error indicates that there is an issue with the formula used for breaking down a period category in a planning layout or report.
  
  Cause:
  
  Invalid Formula Syntax: The formula defined for the breakdown of the period category may contain syntax errors or may not conform to the expected format.
  Missing or Incorrect Variables: The formula might reference variables or characteristics that are not defined or are incorrectly specified.
  Incompatible Data Types: The formula may be trying to perform operations on incompatible data types (e.g., trying to add a string to a number).
  
  Configuration Issues: There may be issues in the configuration of the planning layout or the characteristics used in the formula.
  
  
  Solution:
  
  Check the Formula: Review the formula associated with