How To Fix SWDP_WB_TOOL660 - &/&: Controller type & does not match view type &

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 660

• Message text: &/&: Controller type & does not match view type &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL660 - &/&: Controller type & does not match view type & ?

  The SAP error message SWDP_WB_TOOL660 indicates a mismatch between the controller type and the view type in the context of SAP Web Dynpro applications. This error typically arises when the configuration of the Web Dynpro component is not aligned correctly, leading to inconsistencies in how the application is expected to function.
  Cause:
  
  Mismatch in Controller and View Types: The error occurs when the controller defined for a particular view does not match the expected type. For example, if a view is defined as a "Window" type but the controller is set as a "Component" type, this will trigger the error.
  Incorrect Configuration: The configuration settings in the Web Dynpro component may not be set up correctly, leading to the mismatch.
  Changes in the Component: If there have been recent changes to the Web Dynpro component, such as renaming or modifying the controller or view, it may lead to inconsistencies.
  
  Solution:
  
  
  Check Controller and View Types: Verify that the controller type matches the view type. You can do this by:
  
  Opening the Web Dynpro component in the Web Dynpro Workbench.
  Checking the properties of the view and the associated controller.
  Ensuring that the controller type is appropriate for the view type.
  
  
  
  Reconfigure the Component: If there are discrepancies, you may need to reconfigure the Web Dynpro component:
  
  Go to the Web Dynpro component configuration.
  Ensure that the controller and view types are correctly set.
  Save and activate the changes.
  
  
  
  Check for Recent Changes: If the error appeared after recent changes, review those changes to identify any misconfigurations or errors introduced during the modification process.
  
  
  Clear Cache: Sometimes, clearing the cache can resolve issues related to outdated configurations. You can do this by:
  
  Navigating to the transaction code SE80 or SE11.
  Clearing the cache for the Web Dynpro application.
  
  
  
  Rebuild the Application: If the issue persists, consider rebuilding the Web Dynpro application to ensure that all components are correctly compiled and linked.
  
  
  Related Information:
  
  Web Dynpro Documentation: Refer to the official SAP documentation for Web Dynpro to understand the architecture and configuration settings better.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  Community Forums: Engage with the SAP Community or forums where other developers may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the SWDP_WB_TOOL660 error and ensure that your Web Dynpro application functions correctly.