How To Fix COM_PME_PARSER137 - Object variable &1 is declared but not used

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PME_PARSER - Configuration

• Message number: 137

• Message text: Object variable &1 is declared but not used

What causes this issue?

Free variables are defined for a constraint (or rule) but are not used.
The free variables of a constraint (or a rule) are stored in the
structure of the constraint or rule but you see a warning message.
Object variable &v1& was defined in the OBJECTS section, but is not
used again in the source code.
For example:
OBJECTS:
?x is_a (300)printer, <-- Not used again in constraint or rule
?y is_a (300)table

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

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PME_PARSER137 - Object variable &1 is declared but not used ?

  The SAP error message COM_PME_PARSER137 indicates that there is an object variable declared in your ABAP code but it is not being used anywhere in the program. This is a common warning that helps developers identify potentially unnecessary code, which can lead to cleaner and more maintainable programs.
  Cause:
  The primary cause of this error is the declaration of an object variable that is not utilized in any operations or logic within the program. This can happen for several reasons:
  
  The variable was intended for use but was forgotten.
  The variable was part of a previous implementation that was modified or removed, leaving the declaration behind.
  The variable was declared but never assigned a value or used in any expressions.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Code: Check the section of the code where the variable is declared. Determine if the variable is indeed necessary for the logic of your program.
  
  
  Remove Unused Variables: If the variable is not needed, simply remove the declaration from your code. This will eliminate the warning and help keep your codebase clean.
  
  
  Utilize the Variable: If the variable was intended to be used, ensure that you incorporate it into your logic. Assign it a value and use it in expressions, method calls, or other operations as needed.
  
  
  Refactor Code: If the variable is part of a larger block of code that has been refactored, consider whether the variable should be part of a different scope or if its purpose has changed.
  
  
  Related Information:
  
  Code Quality: Keeping your code free of unused variables is a good practice as it improves readability and maintainability.
  Static Code Analysis: Tools like Code Inspector (SCI) in SAP can help identify such issues in your code, allowing you to address them proactively.
  Performance: While unused variables may not directly impact performance, they can lead to confusion and potential errors in the future, especially in larger codebases.
  
  By addressing the COM_PME_PARSER137 error, you can enhance the quality of your ABAP code and ensure that it adheres to best practices.