How To Fix S{002 - & already used for RFC interface to table &

SAP Error Message - Details

• Message type: E = Error

• Message class: S{ - Message Texts for Generated RFC Table Interfaces

• Message number: 002

• Message text: & already used for RFC interface to table &

What causes this issue?

The specified function module is already being used in connecton with
another RFC interface (for table &1).

System Response

The process is terminated.

How to fix this error?

Select another function module name. The convention defines names of
the form S{xx for the local part and s}xx for the server part of the RFC
interface. xx is any alphanumeric combination of two characters.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message S{002 - & already used for RFC interface to table & ?

  The SAP error message "S{002 & already used for RFC interface to table &" typically indicates that there is a conflict or issue with the Remote Function Call (RFC) interface that is being used for a specific table in the SAP system. This error can occur when there is an attempt to create or modify an RFC interface that is already in use or has been defined previously.
  Cause:
  
  Duplicate RFC Interface: The error usually arises when there is an attempt to create an RFC interface for a table that already has an existing RFC interface defined.
  Configuration Issues: There may be configuration issues in the system that lead to the system not recognizing the existing RFC interface properly.
  Transport Issues: If changes were transported from one system to another, it might lead to inconsistencies in the RFC definitions.
  
  Solution:
  
  Check Existing Interfaces: Verify if an RFC interface for the specified table already exists. You can do this by checking the relevant transaction codes (like SE11 for Data Dictionary) to see if the interface is already defined.
  Modify Existing Interface: If an interface already exists and you need to make changes, consider modifying the existing interface instead of creating a new one.
  Delete Unused Interfaces: If there are any obsolete or unused interfaces, consider deleting them to resolve the conflict.
  Consult Documentation: Review the SAP documentation or notes related to RFC interfaces for any specific guidelines or best practices.
  Check Transport Requests: If the issue arose after a transport, check the transport requests to ensure that all necessary objects were included and that there are no inconsistencies.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE37 (Function Modules), and SE80 (Object Navigator) to manage and troubleshoot RFC interfaces.
  SAP Notes: Search for SAP Notes related to RFC interfaces and error messages for additional insights and solutions.
  Documentation: Review the SAP Help Portal for detailed documentation on RFC interfaces and their management.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.