How To Fix SWDP_WB_TOOL468 - Interface of form "&2" for element "&1" is typed incorrectly

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 468

• Message text: Interface of form "&2" for element "&1" is typed incorrectly

What causes this issue?

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

System Response

The form's interface is incorrectly typed.
The following interface types are generally possible:
,,- DDIC parameter-based
,,- XML schema-based
,,- Smart Form-compatible
In the Web Dynpro ABAP environment, interfaces that are compatible with
Smart Forms are not supported!

How to fix this error?

Create a new form with a differently typed interface and associate it
using the
templateSource attribute with the Interactive Form UI Element

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 SWDP_WB_TOOL468 - Interface of form "&2" for element "&1" is typed incorrectly ?

  The SAP error message SWDP_WB_TOOL468 indicates that there is an issue with the interface of a form in the context of SAP Web Dynpro. Specifically, it suggests that the interface for a particular form element is not defined correctly, which can lead to problems when trying to render or process the form.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Incorrect Data Type: The data type of the element in the form does not match the expected type defined in the interface.
  Missing or Incorrect Mapping: There may be a mismatch in the mapping between the UI element and the underlying data model.
  Changes in the Data Model: If the data model has been changed (e.g., fields added, removed, or modified) without updating the corresponding UI elements, this error can occur.
  Inconsistent Definitions: The form element might be defined in a way that is inconsistent with the expected structure or type.
  
  Solution:
  To resolve the SWDP_WB_TOOL468 error, you can follow these steps:
  
  
  Check Data Types: Verify that the data types of the form elements match the expected types in the interface. Ensure that the data types are compatible.
  
  
  Review Mappings: Check the mappings between the UI elements and the data model. Ensure that all elements are correctly mapped and that there are no discrepancies.
  
  
  Update UI Elements: If there have been changes to the data model, update the UI elements accordingly. This may involve modifying the properties of the form elements to align with the new data structure.
  
  
  Rebuild the Component: Sometimes, rebuilding the Web Dynpro component can help resolve inconsistencies. You can do this by activating the component again in the SAP Web Dynpro Workbench.
  
  
  Check for Syntax Errors: Look for any syntax errors in the code related to the form or its elements. Correct any issues found.
  
  
  Debugging: If the issue persists, consider using debugging tools to trace the execution and identify where the mismatch occurs.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to Web Dynpro and the specific error message for any known issues or patches.
  Documentation: Refer to the official SAP documentation for Web Dynpro to understand the expected structure and data types for forms and their elements.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the SWDP_WB_TOOL468 error in your SAP Web Dynpro application.