How To Fix ECATT290 - Error when establishing the RFC connection &1

ECATT290 - Overview

• Message type: E = Error

• Message class: ECATT - eCATT Messages (Middleware and GUI)

• Message number: 290

• Message text: Error when establishing the RFC connection &1

What causes this issue?

An error occured when establishing an RFC destination with your target
system.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Make sure that you do not use an SAPCPIC user because a dialog is to be
sent.
Check your RFC destination.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ECATT290 - Error when establishing the RFC connection &1 ?

  The SAP error message ECATT290 indicates that there is an issue when trying to establish a Remote Function Call (RFC) connection in the context of eCATT (extended Computer Aided Test Tool). This error can occur for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Incorrect RFC Destination: The RFC destination specified may not be correctly configured or may not exist.
  Network Issues: There may be network connectivity issues between the systems involved.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  SAP System Down: The target SAP system may be down or not reachable.
  Configuration Errors: There may be configuration errors in the SAP system or in the eCATT settings.
  Firewall Restrictions: Firewalls may be blocking the connection between the systems.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and verify the configuration of the RFC destination. Ensure that the connection type is correct and that the target