How To Fix OO345 - Event &1 &2: Event is not declared as an alias (ALIAS)

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 345

• Message text: Event &1 &2: Event is not declared as an alias (ALIAS)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO345 - Event &1 &2: Event is not declared as an alias (ALIAS) ?

  The SAP error message OO345 indicates that an event is not declared as an alias (ALIAS) in the context of Object-Oriented programming within SAP. This typically occurs when you are working with Business Object (BO) definitions or event handling in ABAP Objects.
  Cause:
  The error occurs when:
  
  An event is being referenced in a way that expects it to be declared as an alias, but it has not been defined as such.
  The event might be incorrectly defined in the class or interface, or it may not be properly linked to the expected alias.
  
  Solution:
  To resolve the OO345 error, you can follow these steps:
  
  
  Check Event Declaration: Ensure that the event in question is declared correctly in the class or interface. The event should be defined with the EVENTS keyword.
  EVENTS event_name FOR EVENT_TYPE.
  
  
  Declare as Alias: If the event needs to be treated as an alias, you should declare it as such. This can be done by using the ALIAS keyword in the event declaration.
  EVENTS event_name ALIAS alias_name FOR EVENT_TYPE.
  
  
  Review Event Handling: Check the code where the event is being triggered or handled. Ensure that the event is being referenced correctly and that the alias is being used properly.
  
  
  Check Class/Interface Relationships: If the event is part of a class or interface hierarchy, ensure that the inheritance is set up correctly and that the event is accessible in the context where it is being used.
  
  
  Recompile the Code: After making changes, recompile the class or program to ensure that the changes take effect.
  
  
  Consult Documentation: If you are unsure about the specific syntax or requirements, refer to the SAP documentation or the ABAP programming guidelines for more detailed information on event handling and alias declarations.
  
  
  Related Information:
  
  ABAP Objects: Understanding the principles of Object-Oriented programming in ABAP is crucial for working with events and classes.
  Event Handling: Familiarize yourself with how events are triggered and handled in ABAP, including the use of SET HANDLER and RAISE EVENT.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to the OO345 error message.
  
  By following these steps, you should be able to resolve the OO345 error and ensure that your events are properly declared and handled in your SAP ABAP programs.