How To Fix WD502 - Error in parameter passing

SAP Error Message - Details

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 502

• Message text: Error in parameter passing

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WD502 - Error in parameter passing ?

  Certainly! Here's a detailed explanation regarding the SAP error message WD502: Error in parameter passing:
  
  SAP Error Message: WD502 - Error in parameter passing
  
  
  Cause:
  The error WD502 typically occurs in the context of Web Dynpro ABAP applications. It indicates that there is a problem with the parameters being passed between components or views. Specifically, the error arises when:
  
  The parameters expected by a Web Dynpro component or view do not match the parameters actually passed.
  A required parameter is missing or has an incorrect data type.
  The parameter interface of the component or view has changed but the calling code or configuration has not been updated accordingly.
  There is a mismatch in the parameter names or the parameter structure.
  The inbound plug or outbound plug is not correctly configured to pass parameters.
  
  
  Detailed Explanation:
  In Web Dynpro ABAP, components and views communicate via plugs and parameters. When navigating from one view/component to another, parameters are passed to transfer data.