How To Fix SAML001 - Error when communicating with RFC destination &1: &2&3&4

SAML001 - Overview

• Message type: E = Error

• Message class: SAML - Messages for SAML

• Message number: 001

• Message text: Error when communicating with RFC destination &1: &2&3&4

What causes this issue?

An error occurred when communicating with the J2EE Engine using RFC
destination &V1&.
The error text is: &V2&&V3&&V4&.

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?

Check in SAP Web AS ABAP whether the specified RFC destination for the
J2EE Engine is correctly configured.
Check in the J2EE Engine that the RFC server is correctly set up in the
"JCo RFC Provider" service.

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 SAML001 - Error when communicating with RFC destination &1: &2&3&4 ?

  The SAP error message SAML001 typically indicates an issue with the communication between the SAP system and an RFC (Remote Function Call) destination. This error can occur in various scenarios, particularly when dealing with Single Sign-On (SSO) configurations or when trying to establish a connection to another SAP system or external service.
  Causes of SAML001 Error
  
  
  Incorrect RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system. This includes incorrect parameters, such as the target host, system number, or client.
  
  
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the target system defined in the RFC destination.
  
  
  Authentication Issues: If the RFC destination is set up to use SSO, there may be issues with the authentication mechanism, such as missing or incorrect certificates.
  
  
  Authorization Issues: The user or service account being used to connect may not have the necessary authorizations to access the target system.
  
  
  Service