How To Fix BRAIN460 - Formal error in formula &1[&2]: FST-AGGR must be initial

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 460

• Message text: Formal error in formula &1[&2]: FST-AGGR must be initial

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN460 - Formal error in formula &1[&2]: FST-AGGR must be initial ?

  The SAP error message BRAIN460 indicates a formal error in a formula used in a query or report, specifically related to the use of the FST-AGGR (Fast Aggregation) function. The message suggests that the FST-AGGR must be initialized or set to an appropriate value before it can be used in the formula.
  Cause:
  
  Uninitialized Variable: The FST-AGGR function is being called without being properly initialized. This can happen if the formula is trying to aggregate data without the necessary context or parameters.
  Incorrect Formula Syntax: There may be a syntax error in the formula that prevents the FST-AGGR function from being recognized or executed correctly.
  Data Context Issues: The data context in which the formula is being executed may not support the use of FST-AGGR, leading to this error.
  
  Solution:
  
  Initialize FST-AGGR: Ensure that the FST-AGGR function is properly initialized before it is used in the formula. This may involve setting it to a default value or ensuring that the necessary parameters are provided.
  Check Formula Syntax: Review the formula for any syntax errors. Make sure that all functions and variables are correctly defined and that the formula adheres to the expected syntax for SAP.
  Review Data Context: Ensure that the data context in which the formula is being executed supports the use of FST-AGGR. This may involve checking the data source, query settings, or any filters applied to the data.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on using the FST-AGGR function and troubleshooting formula errors.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on using FST-AGGR.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Testing: If possible, create a simplified version of the formula to isolate the issue and test different scenarios to identify what might be causing the error.
  
  By following these steps, you should be able to resolve the BRAIN460 error and successfully use the FST-AGGR function in your SAP queries or reports.