How To Fix FDT_WD_EXPRESSION077 - Usage of object &1 is not allowed (obsolete or marked for deletion)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_WD_EXPRESSION -

• Message number: 077

• Message text: Usage of object &1 is not allowed (obsolete or marked for deletion)

What causes this issue?

You have tried to assign object &v1& to the current object by drag and
drop. However, the system has determined that object &v1& is marked as
obsolete or marked for deletion. Although objects in this state are
still functional, they cannot be used for new assignments.

System Response

Object &v1& is not assigned to the current object.

How to fix this error?

Choose another object to make the assignment.

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 FDT_WD_EXPRESSION077 - Usage of object &1 is not allowed (obsolete or marked for deletion) ?

  The SAP error message FDT_WD_EXPRESSION077 indicates that there is an attempt to use an object (like a field, function, or component) that is either obsolete or marked for deletion in the context of a Web Dynpro application. This typically occurs in the context of using the SAP Fiori or Web Dynpro frameworks where certain components or fields may have been deprecated or removed in newer versions.
  Cause:
  
  Obsolete Object: The object you are trying to use has been marked as obsolete in the system. This can happen due to updates or changes in the underlying data model or application logic.
  Marked for Deletion: The object may have been explicitly marked for deletion by a developer or during a system upgrade.
  Incorrect Configuration: There may be a configuration issue where the application is still referencing an old object that should no longer be in use.
  
  Solution:
  
  Identify the Object: Check the object referenced in the error message (indicated by &1). This will help you understand what specific object is causing the issue.
  Update References: If the object is obsolete, you will need to update your application to use a newer or alternative object. This may involve modifying the Web Dynpro component or the underlying data model.
  Check for Deletion: If the object is marked for deletion, you may need to either remove the references to it in your application or restore the object if it is still needed.
  Consult Documentation: Review the SAP documentation or release notes for the version you are using to understand the changes made to the objects and find suitable replacements.
  Testing: After making changes, thoroughly test the application to ensure that it functions correctly without the obsolete or deleted object.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Development Environment: If you are a developer, ensure that your development environment is up to date and that you are using the correct versions of components.
  Community Forums: Engage with the SAP community forums or support channels for additional insights or similar experiences from other users.
  
  By following these steps, you should be able to resolve the error and ensure that your application is using the correct and supported objects.