How To Fix /PM0/3FT_MESSAGES018 - Variable &1 is a constant and cannot be changed

/PM0/3FT_MESSAGES018 - Overview

• Message type: E = Error

• Message class: /PM0/3FT_MESSAGES -

• Message number: 018

• Message text: Variable &1 is a constant and cannot be changed

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 /PM0/3FT_MESSAGES018 - Variable &1 is a constant and cannot be changed ?

  The SAP error message /PM0/3FT_MESSAGES018 indicates that you are trying to change a variable that has been defined as a constant in the system. This typically occurs in the context of configuration or programming where certain variables are expected to remain unchanged after their initial definition.
  
  Cause:
  
  Constant Definition: The variable you are trying to modify has been defined as a constant in the system. Constants are meant to hold fixed values that should not be altered during the execution of a program or process.
  Incorrect Logic: There may be a logical error in your code or configuration where you are attempting to assign a new value to a variable that is not allowed to change.
  Misunderstanding of Variable Scope: You might be misunderstanding the scope or lifecycle of the variable, leading to attempts to modify it when it should remain constant.
  
  
  Solution:
  
  Review Variable Definition: Check the definition of the variable in your code or