How To Fix FDT_CORE2023 - No value specified for mandatory custom attribute '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE2 - BRFplus core functions (in addition to msg class FDT_CORE)

• Message number: 023

• Message text: No value specified for mandatory custom attribute '&1'

What causes this issue?

The system has determined that for the current object, no value has been
maintained for custom attribute &v1&. However, entering a value has been
defined as mandatory for this attribute. As a consequence, all objects
in the current application must have a value defined for this attribute.

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

System Response

The object cannot be activated.

How to fix this error?

Proceed as follows:
Expand the General section.
Open the Custom Attributes tab.
Enter an appropriate value for &v1&.
If you have doubts that forcing the user to enter a value for this
attribute is necessary you may consider getting in contact with your
project lead or your system administrator.

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 FDT_CORE2023 - No value specified for mandatory custom attribute '&1' ?

  The SAP error message FDT_CORE2023 indicates that a mandatory custom attribute has not been specified in the context where it is required. This error typically arises in the context of SAP Fiori or SAP UI5 applications, particularly when dealing with custom fields or attributes in forms or data models.
  Cause:
  The error occurs when:
  
  A custom attribute that has been defined as mandatory in the data model or configuration is not provided with a value during the execution of a transaction or process.
  The application logic expects this attribute to be filled, but it is either left blank or not initialized.
  
  Solution:
  To resolve the FDT_CORE2023 error, you can take the following steps:
  
  
  Identify the Custom Attribute: Check the error message for the specific attribute name indicated by &1. This will help you identify which custom attribute is causing the issue.
  
  
  Review Configuration: 
  
  Go to the relevant configuration settings in the SAP system where the custom attribute is defined.
  Ensure that the attribute is correctly configured and marked as mandatory.
  
  
  
  Provide a Value: 
  
  If you are working with a form or a transaction, ensure that the mandatory custom attribute is filled with a valid value before submitting the form or executing the transaction.
  If the attribute is part of a data model, ensure that the data being sent to the model includes a value for this attribute.
  
  
  
  Check Application Logic: If you are a developer or have access to the application code:
  
  Review the logic that populates the data model or form to ensure that it correctly assigns values to all mandatory attributes.
  Implement error handling to provide user-friendly messages when mandatory fields are not filled.
  
  
  
  Testing: After making the necessary changes, test the application or transaction again to ensure that the error no longer occurs.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be specific fixes or updates provided by SAP.
  Documentation: Review the documentation for the specific SAP module or application you are working with to understand how custom attributes are handled.
  Community Forums: If the issue persists, consider reaching out to SAP community forums or support channels for additional assistance.
  
  By following these steps, you should be able to resolve the FDT_CORE2023 error and ensure that all mandatory custom attributes are properly handled in your SAP application.