How To Fix WD420 - Event '&' saved

SAP Error Message - Details

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 420

• Message text: Event '&' saved

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WD420 - Event '&' saved ?

  Certainly! Here's a detailed explanation regarding the SAP Web Dynpro error message:
  
  SAP Error Message:
  WD420 Event '&' saved
  
  1. Cause:
  
  The message WD420 Event '&' saved is an informational message rather than an error or warning.
  It occurs in the context of Web Dynpro ABAP development.
  This message is displayed when an event handler method is successfully created or saved in the Web Dynpro component.
  The ampersand (&) in the message is a placeholder for the event name that was saved.
  Essentially, it confirms that the event handler method for a particular event has been saved in the Web Dynpro component controller or view controller.
  
  
  2. Solution:
  
  Since this is an informational message, no corrective action is required.
  It simply confirms that your action (saving an event handler) was successful.
  You can continue with your development or testing as usual.
  If you want to avoid seeing this message repeatedly, you can:
  
  Adjust your message handling in the Web Dynpro environment.
  Or simply acknowledge it and proceed.
  
  
  
  
  3. Related Information:
  
  Message Class: WD (Web Dynpro)
  Message Number: 420
  Context: Web Dynpro ABAP development environment, specifically when working with event handlers.
  Typical Scenario: When you create or modify an event handler method in the Web Dynpro component or view controller and save your changes.
  Message Text Template:
  
  Event '&' saved
  
  Here, & is replaced by the actual event name, e.g., ON_ACTION_SAVE.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Message
  WD420 Event '&' saved
  
  
  Type
  Informational (Success confirmation)
  
  
  Cause
  Event handler method saved successfully
  
  
  Solution
  No action needed; message confirms save
  
  
  Context
  Web Dynpro ABAP development
  
  
  
  
  If you are seeing this message in a log or during runtime and it is causing confusion, remember it is not an error but a confirmation message.
  
  If you need help with a related issue (e.g., event handler not triggering, or errors during event processing), please provide more details!