How To Fix GS034 - Remove invalid character from operand name &

SAP Error Message - Details

• Message type: E = Error

• Message class: GS - Sets

• Message number: 034

• Message text: Remove invalid character from operand name &

What causes this issue?

A formula contains an operand with an invalid name. Only the following
operands are valid:
Three-digit line numbers in the set
Report Writer cells, maximum 8-digits. The first character must be a
letter, the rest of the name can consist of letters, digits and the
characters '-' and '_'.
Names of variable, maximum 8-digits, beginning with '&'. The rest of
the name may also consist of letters, digits, and the characters '-' and
'_'.

System Response

The system rejects the formula.

How to fix this error?

Correct the formula.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GS034 - Remove invalid character from operand name & ?

  The SAP error message GS034, which states "Remove invalid character from operand name &," typically occurs when there is an invalid character in the operand name in your ABAP code or in a configuration setting. This error is often related to syntax issues in your code or incorrect naming conventions.
  Cause:
  
  Invalid Characters: The operand name may contain characters that are not allowed in ABAP identifiers. For example, special characters, spaces, or starting with a number.
  Incorrect Naming Conventions: ABAP identifiers must follow specific naming conventions, such as starting with a letter and containing only alphanumeric characters and underscores.
  Typographical Errors: Sometimes, a simple typo can lead to this error, such as an accidental inclusion of a special character.
  
  Solution:
  
  Review the Code: Check the line of code where the error occurs. Look for any operand names that may contain invalid characters.
  Correct Naming: Ensure that all operand names conform to ABAP naming conventions. Replace invalid characters with valid ones (e.g., use underscores instead of spaces or special characters).
  Use Transaction Codes: If the error occurs in a configuration setting, use the appropriate transaction code (like SE80 for Object Navigator) to locate and correct the invalid operand name.
  Debugging: If you are unable to find the issue, consider using the debugger to step through the code and identify where the invalid operand name is being generated.
  
  Related Information:
  
  ABAP Naming Conventions: Familiarize yourself with the rules for naming variables, constants, and other identifiers in ABAP. This can help prevent similar errors in the future.
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to this error message. Sometimes, specific versions of SAP may have known issues that are documented.
  Community Forums: If you are still having trouble, consider reaching out to SAP community forums or support channels where other developers may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify and resolve the GS034 error in your SAP environment.