How To Fix ESH_IF_INA023 - Service &2: interface &1 has several implementations

ESH_IF_INA023 - Overview

• Message type: E = Error

• Message class: ESH_IF_INA - ES-InA-Adapter: Messages

• Message number: 023

• Message text: Service &2: interface &1 has several implementations

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_IF_INA023 - Service &2: interface &1 has several implementations ?

  The SAP error message ESH_IF_INA023 indicates that there is an issue with the interface implementation in the context of the Enterprise Search (ESH) framework. Specifically, it means that the system has found multiple implementations for a given interface, which can lead to ambiguity in how the system should behave.
  
  Cause:
  The error occurs when:
  
  There are multiple classes or components that implement the same interface.
  The system is unable to determine which implementation to use for a specific service or operation.
  This can happen due to configuration issues, incorrect coding, or changes in the system that have not been properly managed.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Implementations:
  
  Use transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary) to check the interface and its implementations.
  Look for all classes that implement the interface in question.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the ESH framework to ensure that only one implementation is active or that