How To Fix OO171 - Events are not allowed in remote interfaces. Delete them first.

OO171 - Overview

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 171

• Message text: Events are not allowed in remote interfaces. Delete them first.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO171 - Events are not allowed in remote interfaces. Delete them first. ?

  The SAP error message OO171, which states "Events are not allowed in remote interfaces. Delete them first," typically occurs when you are working with ABAP Objects and trying to define an interface that includes events. In SAP, remote interfaces (those that can be used in remote function calls or are intended for use in a distributed environment) cannot contain events.
  
  Cause:
  The primary cause of this error is the inclusion of event definitions in an interface that is marked as a remote interface. In SAP, remote interfaces are designed to be lightweight and are not allowed to have events because events require a more complex handling mechanism that is not compatible with remote calls.
  
  Solution:
  To resolve this error, you need to remove any event definitions from the interface that is causing the issue. Here are the steps to do this:
  
  
  Open the Interface: Go to the ABAP Workbench (transaction SE80 or SE11) and open