How To Fix 37624 - Unable to compare attribute name &->& against the class library

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 624

• Message text: Unable to compare attribute name &->& against the class library

What causes this issue?

The specified attribute name is not a valid attribute of a class or
interface in the Class Builder.

System Response

The existing name remains unchanged.

How to fix this error?

Give the element the name of an existing attribute of a class or
interface.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37624 - Unable to compare attribute name &->& against the class library ?

  The SAP error message 37624, "Unable to compare attribute name &->& against the class library," typically occurs in the context of object-oriented programming within SAP, particularly when dealing with classes and attributes in ABAP (Advanced Business Application Programming).
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Attribute Mismatch: The attribute name specified in the code does not match any attribute defined in the class library. This could be due to a typo or a case sensitivity issue, as ABAP is case-sensitive.
  
  
  Class Not Found: The class you are trying to reference may not be available in the system or may not be activated.
  
  
  Inheritance Issues: If the class is inheriting from a parent class, and the attribute is defined in the parent class, there may be issues with visibility or access.
  
  
  Changes in Class Definition: If the class definition has been changed (e.g., attributes added or removed) and the code referencing it has not been updated accordingly, this error can occur.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Attribute Name: Verify that the attribute name you are using in your code matches exactly with the attribute defined in the class. Pay attention to spelling and case.
  
  
  Class Activation: Ensure that the class you are trying to use is activated. You can do this by navigating to the class in the ABAP Workbench (SE80) and checking its status.
  
  
  Review Class Definition: Look at the class definition to ensure that the attribute is indeed defined there. If it is supposed to be inherited, check the parent class for the attribute.
  
  
  Check for Changes: If there have been recent changes to the class or its attributes, ensure that all dependent code has been updated accordingly.
  
  
  Debugging: If the issue persists, consider using the debugger to step through the code and identify where the error is being triggered.
  
  
  Consult Documentation: If you are using standard SAP classes, refer to the SAP documentation or notes for any known issues or changes related to the class in question.
  
  
  Related Information:
  
  ABAP Class Documentation: Familiarize yourself with the ABAP Object-Oriented Programming concepts, especially regarding class definitions and attribute handling.
  SAP Notes: Check the SAP Support Portal for any notes related to this error message or the specific class you are working with.
  Community Forums: Consider reaching out to SAP community forums or user groups for additional insights or similar experiences from other developers.
  
  By following these steps, you should be able to identify and resolve the cause of the error message 37624 in your SAP environment.