How To Fix CM_EHFND_FW_CALC_ENG123 - Variable "&1" is not a valid argument of aggregation function "&2"

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_FW_CALC_ENG - Common ACE Calculation Engine Exception Class

• Message number: 123

• Message text: Variable "&1" is not a valid argument of aggregation function "&2"

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_FW_CALC_ENG123 - Variable "&1" is not a valid argument of aggregation function "&2" ?

  The SAP error message CM_EHFND_FW_CALC_ENG123 indicates that there is an issue with the use of an aggregation function in a calculation or formula within the SAP system. Specifically, the error states that the variable &1 is not a valid argument for the aggregation function &2. 
  
  Cause:
  
  Invalid Variable: The variable being used in the aggregation function may not be defined correctly or may not exist in the context where it is being called.
  Incorrect Function Usage: The aggregation function may not support the type of variable being passed to it. For example, trying to aggregate a non-numeric field.
  Context Issues: The variable may not be available in the context of the calculation or may not be part of the data set being processed.
  Data Type Mismatch: The data type of the variable may not be compatible with the aggregation function being used.
  
  
  Solution:
  
  Check Variable Definition: Ensure that the variable &1 is correctly defined and available