How To Fix TQ239 - Logging off from SAP System RFC

TQ239 - Overview

• Message type: E = Error

• Message class: TQ - SAPup Messages

• Message number: 239

• Message text: Logging off from SAP System RFC

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.

What else can you do?

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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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TQ239 - Logging off from SAP System RFC ?

  The SAP error message TQ239, which indicates "Logging off from SAP System RFC," typically occurs in the context of Remote Function Call (RFC) communications between SAP systems or between an SAP system and an external system. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes of TQ239 Error
  
  
  Network Issues: Connectivity problems between the SAP systems or between an SAP system and an external system can lead to this error. This includes issues like network outages, firewall restrictions, or incorrect network configurations.
  
  
  Timeouts: If the RFC connection times out due to inactivity or long-running processes, the system may log off the session, resulting in this error.
  
  
  
  Configuration Issues: Incorrect settings in the RFC destination configuration (transaction code SM59) can lead to communication failures. This includes incorrect user credentials, incorrect target host or service settings, or missing authorizations.
  
  
  System Load: High load on the