How To Fix WZ104 - RFC connection test NOT successful

WZ104 - Overview

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 104

• Message text: RFC connection test NOT successful

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WZ104 - RFC connection test NOT successful ?

  Certainly! Here's a detailed explanation regarding the SAP error message WZ104: RFC connection test NOT successful:
  
  Error Message:
  WZ104 - RFC connection test NOT successful
  
  
  Cause:
  This error occurs when an RFC (Remote Function Call) connection test fails in SAP. The system tries to establish a connection to a remote system or client, but the connection cannot be established successfully. Common causes include:
  
  
  Network Issues:
  
  Network connectivity problems between the SAP system and the target system.
  Firewall blocking the RFC port.
  
  
  
  Incorrect RFC Destination Configuration:
  
  Wrong target host name or IP address.
  Incorrect system number or client.
  Wrong user credentials or password.
  Incorrect SNC (Secure Network Communication) settings if used.
  
  
  
  Target System Not Available:
  
  The remote SAP system is down or not reachable.
  The SAP gateway on the target system is not running.
  
  
  
  Authorization Issues:
  
  The user specified in the RFC destination does not have the required authorizations.
  Password expired or locked user.
  
  
  
  SAP Gateway Issues:
  
  Gateway service not running on the target system.
  Gateway configuration errors.
  
  
  
  
  
  Solution:
  To resolve the WZ104 error,