How To Fix UPF091 - Formula error: Variable name &1 is already declared

UPF091 - Overview

• Message type: E = Error

• Message class: UPF - Planning Functions

• Message number: 091

• Message text: Formula error: Variable name &1 is already declared

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UPF091 - Formula error: Variable name &1 is already declared ?

  The SAP error message UPF091, which states "Formula error: Variable name &1 is already declared," typically occurs in the context of SAP's formula processing, particularly when working with user-defined formulas in the SAP system. This error indicates that there is a naming conflict with a variable that has already been declared within the same formula or context.
  
  Cause:
  The primary cause of this error is that the variable name you are trying to declare in your formula has already been used earlier in the same formula or in the same scope. In SAP, each variable must have a unique name within its context to avoid ambiguity and ensure that the formula can be processed correctly.
  
  Solution:
  To resolve the UPF091 error, you can take the following steps:
  
  
  Check Variable Declarations: Review the formula where the error occurs and look for any variable declarations. Ensure that each variable name is unique within the formula.
  
  
  Rename Variables: If