How To Fix TQ370 - Starting test RFC

TQ370 - Overview

• Message type: E = Error

• Message class: TQ - SAPup Messages

• Message number: 370

• Message text: Starting test RFC

What causes this issue?

An RFC is taking place to test the connection to the system, or to
check whether the system was started correctly.

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?

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 TQ370 - Starting test RFC ?

  The SAP error message TQ370, which states "Starting test RFC," typically occurs during the execution of Remote Function Calls (RFC) in SAP systems. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes of TQ370 Error
  
  
  Network Issues: Problems with the network connection between the SAP application server and the target system can lead to this error. This includes issues like firewalls blocking the connection or network outages.
  
  
  
  Configuration Issues: Incorrect configuration of RFC destinations in transaction SM59 can cause this error. This includes incorrect settings for the target system, such as the wrong IP address, port number, or logon credentials.
  
  
  System Availability: The target system may be down or not available for RFC calls. This could be due to maintenance, system crashes, or other operational issues.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to