How To Fix RSOS151 - Error in RFC connection to TREX server

RSOS151 - Overview

• Message type: E = Error

• Message class: RSOS - Message class for BI Metadata Search with TREX

• Message number: 151

• Message text: Error in RFC connection to TREX server

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?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 RSOS151 - Error in RFC connection to TREX server ?

  The SAP error message RSOS151 indicates that there is an issue with the Remote Function Call (RFC) connection to the TREX (Text Retrieval and Extraction) server. TREX is used in SAP for full-text search and other text-related functionalities. Here are the potential causes, solutions, and related information for this error:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the TREX server.
  TREX Server Down: The TREX server might be down or not running.
  
  Configuration Issues: Incorrect configuration settings in the RFC destination for the TREX server.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  Version Mismatch: There could be a version mismatch between the SAP system and the TREX server.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection to the TREX server.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or telnet to check if the TREX server is reachable from the SAP