How To Fix OO343 - Event &1 &2: Alias object type must be an interface (REFCLSNAME)

OO343 - Overview

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 343

• Message text: Event &1 &2: Alias object type must be an interface (REFCLSNAME)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO343 - Event &1 &2: Alias object type must be an interface (REFCLSNAME) ?

  The SAP error message OO343 indicates that there is an issue with the definition of an alias object type in your ABAP code. Specifically, the error states that the alias object type must be an interface, but it seems that it is not defined as such.
  
  Cause:
  The error typically arises in the following scenarios:
  
  Incorrect Alias Definition: You may have defined an alias for a class or a type that is not an interface. In ABAP, an alias must point to an interface type.
  Misconfiguration in Object-Oriented Programming: If you are trying to use an alias in a context where an interface is expected, but the alias points to a class or another type, this error will occur.
  Typographical Errors: There might be a typo in the name of the interface or the alias, leading to the system not recognizing it correctly.
  
  
  Solution:
  To resolve the OO343 error, you can follow these steps:
  
  
  Check Alias Definition:
  
  Go to