How To Fix SWB_TODO_CHECKS121 - Dynpro element &1 has a reference but does not exist in the dictionary

SAP Error Message - Details

• Message type: E = Error

• Message class: SWB_TODO_CHECKS - Error Messages for Tool During Todo Checks

• Message number: 121

• Message text: Dynpro element &1 has a reference but does not exist in the dictionary

What causes this issue?

The attribute "From Dictionary" is set for the screen element
specified. However, no active table or structure field of this name
exists in the Dictionary.

System Response

At the runtime of the screen, the system attempts to establish a link
between the screen element and the table or structure field in the
Dictionary. If the field is not found, a runtime error is triggered.

How to fix this error?

Check the name and the attributes of the screen element.
Verify if the table or structure field is active.

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 SWB_TODO_CHECKS121 - Dynpro element &1 has a reference but does not exist in the dictionary ?

  The SAP error message "SWB_TODO_CHECKS121 Dynpro element &1 has a reference but does not exist in the dictionary" typically occurs during the development of SAP applications, particularly when working with screen elements (dynpros) in the ABAP Workbench. This error indicates that there is a reference to a dynpro element (like a field or button) that is expected to exist in the data dictionary, but it cannot be found.
  Cause:
  
  Missing Dictionary Element: The most common cause is that the dynpro element (e.g., a field) is referenced in the screen layout but does not have a corresponding entry in the data dictionary (e.g., a table or structure).
  Typographical Error: There may be a typo in the name of the dynpro element, causing the system to fail to locate it.
  Deleted or Renamed Elements: The element may have been deleted or renamed in the data dictionary after it was referenced in the screen.
  Transport Issues: If the screen was transported from one system to another, the corresponding dictionary elements may not have been transported correctly.
  
  Solution:
  
  Check the Data Dictionary: Verify that the dynpro element referenced in the error message exists in the data dictionary. You can do this by navigating to the relevant table or structure in the ABAP Dictionary (transaction SE11).
  Correct the Reference: If the element does not exist, you may need to create it in the data dictionary or remove the reference from the screen if it is no longer needed.
  Fix Typographical Errors: Ensure that the name of the dynpro element is spelled correctly in both the screen and the data dictionary.
  Recreate the Screen: If the screen is corrupted or if there are too many issues, consider recreating the screen from scratch.
  Check Transport Requests: If the issue arose after a transport, ensure that all necessary objects were included in the transport request and that they were imported correctly.
  
  Related Information:
  
  Transaction Codes: Use transaction codes SE80 (Object Navigator) and SE11 (Data Dictionary) to navigate and check the relevant objects.
  Debugging: If you are unable to resolve the issue, consider using the debugger to trace where the error occurs in the code.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Documentation: Review SAP documentation on screen programming and the ABAP Workbench for best practices in managing dynpro elements.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message SWB_TODO_CHECKS121.