How To Fix ACM_SYNTAX025 - Unexpected comparison operator. &1 is not supported at this position

ACM_SYNTAX025 - Overview

• Message type: E = Error

• Message class: ACM_SYNTAX - ACM: DCL Syntax Error Messages

• Message number: 025

• Message text: Unexpected comparison operator. &1 is not supported at this position

What causes this issue?

In the DCL source a comparison operator was used which is not supported
by DCL.

System Response

The syntax check of the DCL source shows an error and activation of the
DCL source is not possible.

How to fix this error?

Check the DCL documentation for supported comparison operators in DCL
sources.
The list of supported comparison operators depends also whether ASPECTS
are used or not (e.g. BETWEEN is not supported while using aspects). If
you make use of the special aspect PFCG_AUTH the only supported
comparison operator is '=' in the DCL document.

Procedure for System Administrators

Contact the developer of the affected DCL document and ask for
correction.

Error message extract from SAP system. Copyright SAP SE.

ACM_SYNTAX025 - Details

• The SAP error message ACM_SYNTAX025 indicates that there is an unexpected comparison operator in your code or configuration, specifically that the operator &1 is not supported at the position where it is being used. This error typically arises in the context of ABAP programming or when working with certain configuration settings in SAP.
  
  Cause:
  
  Invalid Operator: The error is often caused by using an invalid or unsupported comparison operator in a conditional statement or expression.
  Syntax Error: There may be a syntax error in the code where the operator is placed incorrectly or used inappropriately.
  Incorrect Data Types: The comparison might involve incompatible data types, leading to the operator being deemed invalid.
  Custom Code: If you are using custom ABAP code or enhancements, the error could stem from a mistake in that code.
  
  
  Solution:
  
  Check the Code: Review the line of code or configuration where the error occurs. Look for the comparison operator and ensure it is