How To Fix CX_WDK_CONTROLLER316 - Unexpected UI property &1 bound to Kayak element &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CX_WDK_CONTROLLER - FP/BE/BDC Controller Messages

• Message number: 316

• Message text: Unexpected UI property &1 bound to Kayak element &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CX_WDK_CONTROLLER316 - Unexpected UI property &1 bound to Kayak element &2 ?

  The SAP error message CX_WDK_CONTROLLER316 indicates that there is an unexpected UI property bound to a Kayak element in the Web Dynpro application. This error typically arises when there is a mismatch between the UI component's expected properties and the actual properties defined in the application.
  Cause:
  
  Incorrect Binding: The UI property that is bound to the Kayak element may not exist or may not be compatible with the expected data type.
  Model Changes: If the underlying model has changed (e.g., properties were added, removed, or renamed), the UI may still be trying to access the old properties.
  Configuration Issues: There may be issues in the configuration of the Web Dynpro component or the Kayak element itself.
  Development Errors: Errors in the development of the Web Dynpro application, such as incorrect usage of context nodes or attributes.
  
  Solution:
  
  Check Bindings: Review the bindings in the Web Dynpro application to ensure that all UI properties are correctly bound to the appropriate context attributes.
  Update Model: If there have been changes to the model, update the UI component to reflect these changes. Ensure that all properties used in the UI are defined in the model.
  Debugging: Use the debugging tools available in the SAP environment to trace the execution and identify where the binding is failing.
  Review Kayak Configuration: Ensure that the Kayak element is correctly configured and that it supports the properties being bound to it.
  Consult Documentation: Refer to the SAP documentation for Web Dynpro and Kayak elements to ensure that you are using the correct properties and bindings.
  
  Related Information:
  
  Web Dynpro Documentation: Familiarize yourself with the Web Dynpro framework and its binding mechanisms.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.