How To Fix SWDP_WB_TOOL116 - The parameters of event handler & and event & are not identical

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 116

• Message text: The parameters of event handler & and event & are not identical

What causes this issue?

The signatures of the event handler and assigned event do not match up
with regard to parameter number, paramater typing, or parameter names,
or the Optional property or the default value of the parameter are
different. .

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Match up the parameters of the event handler with those of the event.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL116 - The parameters of event handler & and event & are not identical ?

  The SAP error message SWDP_WB_TOOL116 indicates that there is a mismatch between the parameters of an event handler and the event it is supposed to handle. This typically occurs in the context of SAP Web Dynpro applications, where event handlers are defined to respond to specific events triggered by user interactions or system processes.
  
  Cause:
  The error arises when:
  
  The event handler method is defined with a different signature (parameters) than what is expected for the event it is handling.
  The event itself has been modified (e.g., parameters added or removed) but the corresponding event handler has not been updated accordingly.
  There may be a typo or misconfiguration in the event handler binding.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Event Definition: 
  
  Go to the event definition in the Web Dynpro component and verify the parameters defined for the event.
  
  
  
  Check Event Handler Method:
  
  Open the method that is defined as the event handler and ensure