How To Fix SWDP_CCP_WD_LOOKUP014 - &1: Key of input field must be specified

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_CCP_WD_LOOKUP - Message Class of Lookup CHIP

• Message number: 014

• Message text: &1: Key of input field must be specified

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_CCP_WD_LOOKUP014 - &1: Key of input field must be specified ?

  The SAP error message SWDP_CCP_WD_LOOKUP014 with the description "Key of input field must be specified" typically occurs in the context of Web Dynpro applications when there is an issue with the configuration of input fields, particularly when dealing with data binding or model definitions.
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Missing Key Field: The input field in a Web Dynpro application is expected to have a key defined, but it is not specified. This can happen if the data model or context node does not have a key defined for the input field.
  
  
  Incorrect Data Binding: The input field may be incorrectly bound to a context attribute that does not have a key or is not properly defined in the context.
  
  
  Model Configuration Issues: If you are using a custom model or a data source, it may not be configured correctly to provide the necessary key fields.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Context Node: Ensure that the context node associated with the input field has a key defined. You can do this by:
  
  Opening the Web Dynpro component in the SAP Web IDE or the ABAP Workbench.
  Navigating to the context node and verifying that the key attributes are correctly defined.
  
  
  
  Define Key Fields: If the key fields are missing, you need to define them. This can be done by:
  
  Adding the necessary attributes to the context node and marking them as key fields.
  
  
  
  Review Data Binding: Check the data binding of the input field:
  
  Ensure that the input field is bound to the correct context attribute that has a key defined.
  If you are using a custom model, ensure that the model is correctly implemented and provides the necessary key fields.
  
  
  
  Test the Application: After making the necessary changes, test the application to ensure that the error is resolved.
  
  
  Debugging: If the issue persists, consider using the debugging tools available in SAP to trace the execution and identify where the key field is not being set or recognized.
  
  
  Related Information:
  
  Web Dynpro Documentation: Refer to the official SAP documentation for Web Dynpro for more details on context nodes, data binding, and key fields.
  SAP Community: You can search for similar issues in the SAP Community forums, where other developers may have encountered and resolved similar problems.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  By following these steps, you should be able to identify and resolve the cause of the SWDP_CCP_WD_LOOKUP014 error in your SAP Web Dynpro application.