How To Fix SWDP_WB_TOOL255 - Context element &1 does not match the component interface definition &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 255

• Message text: Context element &1 does not match the component interface definition &2

What causes this issue?

The context element &V1& belongs to the implementation of the interface
&V2&. In the interface &V2&, however, the context element is defined
differently.
The first element in which the two subtrees under &V1& are different is
the element &V3&.

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?

Switch to the editor for the current component and there choose the view
"Implemented Interfaces". The implementation status for &V2& is marked
by a red traffic light. Implement interface &V2& again.

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_TOOL255 - Context element &1 does not match the component interface definition &2 ?

  The SAP error message SWDP_WB_TOOL255 indicates that there is a mismatch between a context element in your Web Dynpro application and the component interface definition. This typically occurs when the context element you are trying to use does not conform to the expected structure or type defined in the component interface.
  Cause:
  
  Mismatch in Data Types: The data type of the context element does not match the expected data type defined in the component interface.
  Missing Context Elements: The context element you are trying to use may not be defined in the component interface.
  Incorrect Mapping: There may be an issue with how the context elements are mapped in the Web Dynpro application.
  Changes in Component Interface: If the component interface has been modified (e.g., elements added, removed, or changed), and the Web Dynpro application has not been updated accordingly, this error can occur.
  
  Solution:
  
  Check Context Definitions: Review the context definitions in both the Web Dynpro component and the component interface. Ensure that the context elements match in terms of names, types, and structure.
  Update Mappings: If there are any mappings in your Web Dynpro application, ensure they are correctly set up to match the component interface.
  Regenerate the Component: If you have made changes to the component interface, regenerate the Web Dynpro component to ensure that it reflects the latest definitions.
  Consistency Check: Use the consistency check feature in the Web Dynpro application to identify any discrepancies between the context and the component interface.
  Debugging: If the issue persists, consider debugging the application to trace where the mismatch occurs and gather more information about the context elements being used.
  
  Related Information:
  
  Web Dynpro Documentation: Refer to the official SAP documentation for Web Dynpro to understand the structure of component interfaces and context elements.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  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_TOOL255 error in your SAP Web Dynpro application.