How To Fix CLHP004 - Class & & has assignments. Display mode activited

SAP Error Message - Details

• Message type: E = Error

• Message class: CLHP - Graphical Class Maintenance

• Message number: 004

• Message text: Class & & has assignments. Display mode activited

What causes this issue?

You want to change a class hierarchy that contains a class with object
assignments. This is not possible.

System Response

The system automatically activates display mode.

How to fix this error?

You can change the class hierarchy in the <ZH>Assign Class to Superior
Classes</> maintenance function.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CLHP004 - Class & & has assignments. Display mode activited ?

  The SAP error message CLHP004 indicates that a class has assignments and is currently in display mode. This typically occurs when you attempt to display a class in the Class Builder (transaction code SE11 or SE24) that has dependent objects, such as methods, attributes, or other classes that reference it.
  Cause:
  
  Class Assignments: The class you are trying to display has assignments to other objects, which means it is not in a state that allows for modifications.
  Display Mode: The system is set to display mode, which restricts any changes to the class or its assignments.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Class Assignments:
  
  Use transaction SE24 (Class Builder) to check the class and its assignments. Look for any methods, attributes, or other classes that are linked to it.
  
  
  
  Change to Change Mode:
  
  If you need to make changes to the class, ensure you are in change mode. You can do this by:
  
  Going to the Class Builder (SE24).
  Selecting the class and clicking on the "Change" button (or pressing F6).
  If you do not have the necessary authorizations, you may need to contact your SAP administrator.
  
  
  
  
  
  Check for Dependencies:
  
  If the class has dependencies that prevent it from being changed, you may need to address those dependencies first. This could involve modifying or deleting dependent objects.
  
  
  
  Transport Requests:
  
  If you are working in a development environment, ensure that any changes you make are included in a transport request if they need to be moved to a different environment (e.g., testing or production).
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SE24: Class Builder
  SE11: Data Dictionary
  
  
  Authorization: Ensure you have the necessary authorizations to change classes and their assignments.
  Documentation: Refer to SAP Help documentation for more details on class management and object-oriented programming in ABAP.
  
  If you continue to face issues, consider reaching out to your SAP support team or consulting the SAP community for further assistance.