How To Fix WZ403 - Select an event to implement it

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 403

• Message text: Select an event to implement it

What causes this issue?

An existing event is to be implemented, but no event is selected.

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?

Select the event you want to implement.
Choose <ls>Continue</>.
If a new event is to be added, select <ls>Extend object type</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WZ403 - Select an event to implement it ?

  SAP Error Message:
  
  WZ403 - Select an event to implement it
  
  Cause:
  This message typically appears in the context of Business Add-Ins (BAdIs) or Enhancement Framework when you are trying to implement an enhancement or BAdI, but you have not selected a specific event or method to implement.
  In other words, the system expects you to choose an event (method) from the list of available enhancement options before proceeding with the implementation. If no event is selected, the system cannot continue and throws this warning/error.
  
  When does it occur?
  
  When creating or implementing a BAdI or enhancement spot.
  When you try to create an implementation without selecting the event/method.
  During enhancement implementation in transaction SE18 or SE19.
  When working with implicit or explicit enhancement options.
  
  
  Solution:
  
  
  Select an Event/Method:
  
  When you are in the BAdI implementation screen (e.g., SE19), ensure you select the event or method you want to implement.
  The list of events/methods is usually displayed in the interface or enhancement spot.
  Highlight the event/method and then proceed to implement it.
  
  
  
  Check the Enhancement Spot or BAdI Definition:
  
  Verify that the BAdI or enhancement spot actually contains events/methods to implement.
  If no events are available, you might be looking at an incomplete or incorrect enhancement.
  
  
  
  Use Correct Transaction and Steps:
  
  Use transaction SE18 (BAdI definition) to check available methods.
  Use transaction SE19 (BAdI implementation) to create the implementation and select the method.
  
  
  
  If working with implicit enhancements:
  
  Make sure you are placing the enhancement code at the correct enhancement point.
  
  
  
  
  Additional Information:
  
  BAdI (Business Add-In): A SAP enhancement technique that allows you to add custom code to SAP standard applications without modifying the original code.
  Enhancement Framework: SAP's modern approach to enhancements, including BAdIs, enhancement spots, and implicit enhancements.
  Transaction Codes:
  
  SE18: BAdI definition and interface.
  SE19: BAdI implementation.
  SE20: Business Add-In Browser.
  
  
  Related Notes and Documentation:
  
  SAP Help Portal on BAdIs and Enhancement Framework.
  SAP Notes related to specific BAdIs or enhancement spots you are working with.
  
  
  
  
  Summary:
  
  Cause: No event/method selected for implementation.
  Solution: Select the event/method before proceeding with the implementation.
  Context: Happens during BAdI or enhancement implementation in SE18/SE19.
  
  
  If you provide the exact scenario or transaction where you encounter this message, I can give more tailored guidance.