How To Fix BRAIN_SUP021 - Variable &1[&2] cannot be replaced from &3[&4]

BRAIN_SUP021 - Overview

• Message type: E = Error

• Message class: BRAIN_SUP - BRAIN messages (for use by support)

• Message number: 021

• Message text: Variable &1[&2] cannot be replaced from &3[&4]

What causes this issue?

The multi-variable &V1&[&V2&] ( "Multiple individual values")
should be replaced with the value of variable &V3&[ &V4&]. But &V4& is
a formula variable. Therefore the system
does not support this replacement.

System Response

Variable &V2& cannot be used.

How to fix this error?

Check the variables &V2& and &V4&.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN_SUP021 - Variable &1[&2] cannot be replaced from &3[&4] ?

  The SAP error message BRAIN_SUP021 indicates that there is an issue with the replacement of a variable in a query or report. This error typically occurs in the context of SAP Business Intelligence (BI) or SAP BW (Business Warehouse) when working with variables in queries, especially in the context of BEx (Business Explorer) queries.
  
  Cause:
  The error message "Variable &1[&2] cannot be replaced from &3[&4]" usually arises due to one of the following reasons:
  
  
  Variable Scope: The variable you are trying to replace is not available in the context you are working in. This could be due to the variable being defined in a different query or context.
  
  
  Incorrect Variable Assignment: The variable might not be correctly assigned or defined in the query. This can happen if the variable is not properly linked to the data source or if there are inconsistencies in the variable settings.
  
  
  Data Source Issues: The data source from which you