How To Fix BRAIN429 - Operation &1 is not allowed here (formula &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 429

• Message text: Operation &1 is not allowed here (formula &2)

See the long text in BR9.

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?

Correct the query.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN429 - Operation &1 is not allowed here (formula &2) ?

  The SAP error message BRAIN429, which states "Operation &1 is not allowed here (formula &2)," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when working with queries, formulas, or calculations in the Query Designer or BEx Analyzer.
  Cause:
  This error usually arises due to one of the following reasons:
  
  Invalid Operation: The operation you are trying to perform in the formula is not permitted in the context where it is being used. For example, certain operations may not be allowed in calculated key figures or restricted key figures.
  Formula Context: The formula may be referencing a context that does not support the operation. For instance, trying to use aggregation functions in a context that does not allow them.
  Syntax Issues: There may be syntax errors or incorrect references in the formula that lead to this error.
  Data Type Mismatch: The operation may involve incompatible data types, leading to the error.
  
  Solution:
  To resolve the BRAIN429 error, consider the following steps:
  
  Review the Formula: Check the formula for any invalid operations or syntax errors. Ensure that the operations used are appropriate for the context.
  Check Context: Ensure that the formula is being used in a context that allows the operations you are trying to perform. For example, if you are using a calculated key figure, ensure that the operations are valid for that key figure.
  Data Types: Verify that the data types of the operands in the formula are compatible. If necessary, convert data types to ensure compatibility.
  Documentation: Refer to SAP documentation or help resources for specific guidelines on the operations allowed in the context of your formula.
  Testing: Simplify the formula to isolate the problematic part. Start with a basic version of the formula and gradually add complexity to identify where the error occurs.
  Consult SAP Notes: Check for any relevant SAP Notes or updates that may address this specific error or provide additional guidance.
  
  Related Information:
  
  SAP BW Documentation: Review the official SAP BW documentation for detailed information on formulas, key figures, and allowed operations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the specific details of the error and the context in which it occurs.
  
  By following these steps, you should be able to identify and resolve the cause of the BRAIN429 error in your SAP environment.