How To Fix SWDP_WB_TOOL204 - No controller usages are defined. Mapping is not possible

SWDP_WB_TOOL204 - Overview

• Message type: E = Error

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

• Message number: 204

• Message text: No controller usages are defined. Mapping is not possible

What causes this issue?

Mapping is to be defined although still no controller usage is defined.

System Response

The system rejects this function.

How to fix this error?

Mapping can only be defined for an element of a context whose controller
is made known as the controller used. You can do this through the title
element "Properties".

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 SWDP_WB_TOOL204 - No controller usages are defined. Mapping is not possible ?

  The SAP error message SWDP_WB_TOOL204: No controller usages are defined. Mapping is not possible typically occurs in the context of SAP Web Dynpro applications when there is an issue with the configuration of the controller or the mapping of the views and controllers in the application.
  
  Cause:
  
  Missing Controller Usages: The error indicates that there are no controller usages defined for the view or component you are trying to work with. This means that the system cannot find any references to the controllers that should be used in the application.
  Incorrect Configuration: The configuration of the Web Dynpro component might be incomplete or incorrect, leading to the absence of necessary controller usages.
  Development Environment Issues: Sometimes, issues in the development environment or inconsistencies in the transport requests can lead to this error.
  
  
  Solution:
  
  
  Define Controller Usages:
  
  Open the Web Dynpro component in the SAP Web Dynpro Workbench (transaction code SE80).
  Navigate to the component controller or view controller