How To Fix WS_TOOL133 - Error while checking an available ICF node

SAP Error Message - Details

• Message type: E = Error

• Message class: WS_TOOL - Message Class for Web Services and Virtual Endpoints

• Message number: 133

• Message text: Error while checking an available ICF node

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 WS_TOOL133 - Error while checking an available ICF node ?

  SAP Error Message:
  WS_TOOL133 Error while checking an available ICF node
  
  Cause
  This error typically occurs when the SAP system tries to verify or access an Internet Communication Framework (ICF) node, but the node is either not available, not active, or there is a communication problem with the ICF service.
  Common causes include:
  
  The ICF node (service) is not activated or does not exist.
  The SAP Web Dispatcher or ICM (Internet Communication Manager) is not running or misconfigured.
  Network or authorization issues preventing access to the ICF node.
  Incorrect URL or service path used in the check.
  Transport or system inconsistencies after system copy or upgrade.
  
  
  Explanation
  The ICF (Internet Communication Framework) is the SAP framework for handling HTTP(S) requests. Many SAP web services, Web Dynpro applications, and Fiori apps rely on ICF nodes being active and reachable.
  When a tool or transaction tries to check the availability of an ICF node (e.g., during configuration or runtime), it sends a request to