How To Fix SWDP_WB_TOOL496 - Table parameter (&) is not supported in the controller method

SWDP_WB_TOOL496 - Overview

• Message type: E = Error

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

• Message number: 496

• Message text: Table parameter (&) is not supported in the controller method

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL496 - Table parameter (&) is not supported in the controller method ?

  The SAP error message SWDP_WB_TOOL496 indicates that there is an issue with a table parameter being used in a controller method within an SAP Web Dynpro application. This error typically arises when the method is expected to handle a certain type of parameter, but the provided parameter does not meet the expected criteria.
  
  Cause:
  
  Incorrect Parameter Type: The controller method is likely defined to accept a specific type of parameter, but a table parameter (like an internal table or a structure) is being passed instead.
  Method Signature Mismatch: The method signature in the controller does not match the way the method is being called, particularly with respect to the parameters.
  Web Dynpro Configuration: There may be a misconfiguration in the Web Dynpro component or the view that is causing the parameter to be incorrectly interpreted.
  
  
  Solution:
  
  
  Check Method Definition: Review the method definition in the controller. Ensure that the parameters being passed match the expected types.