How To Fix CFD_ABAP_MANAGED_FLD004 - Field can be attached to already existing custom field &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_ABAP_MANAGED_FLD - Custom Fields: Messages of ABAP-Managed Fields

• Message number: 004

• Message text: Field can be attached to already existing custom field &1.

What causes this issue?

A database field with the same name and identical data type
specification was already enabled for use in the app <ZK>Custom Fields
and Logic</> as custom field <(>&<)>1.

System Response

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

How to fix this error?

If you want to enable the current database field as well, it needs to be
attached to the already existing custom field <(>&<)>1, thus making the
custom field available in another business context.
In order to do so, after having completed the potential preparation
steps, press <ZK>Enable</> with preselected option <ZK>Attach Field to
Existing Custom Field</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_ABAP_MANAGED_FLD004 - Field can be attached to already existing custom field &1. ?

  The SAP error message CFD_ABAP_MANAGED_FLD004 indicates that you are trying to attach a field to a custom field that already exists in the system. This error typically arises in the context of the SAP Cloud Application Programming (CAP) model or when working with custom fields in the SAP S/4HANA system.
  
  Cause:
  The error occurs because:
  
  You are attempting to create or modify a custom field that is already associated with another field or entity.
  The system does not allow multiple associations of the same field to different entities or contexts.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Custom Fields: 
  
  Review the existing custom fields in your system to see if the field you are trying to attach is already in use. You can do this by navigating to the Custom Fields and Logic app in the SAP Fiori Launchpad.
  
  
  
  Modify Existing Field:
  
  If the field is already in use, consider modifying the existing