How To Fix /IWXBE/CORE218 - Channel '&1' deactivated as connection test failed while saving.

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWXBE/CORE -

• Message number: 218

• Message text: Channel '&1' deactivated as connection test failed while saving.

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 /IWXBE/CORE218 - Channel '&1' deactivated as connection test failed while saving. ?

  The SAP error message /IWXBE/CORE218 Channel '&1' deactivated as connection test failed while saving typically indicates that there is an issue with the connection to a specific channel in the SAP system. This error is often related to the integration of SAP with external systems or services, such as SAP Business Technology Platform (BTP), third-party applications, or other SAP modules.
  Cause:
  
  Connection Issues: The most common cause is that the connection to the specified channel has failed during a connection test. This could be due to network issues, incorrect configuration, or the external service being down.
  Authentication Problems: If the channel requires authentication, incorrect credentials or expired tokens can lead to connection failures.
  Configuration Errors: Misconfiguration in the channel settings, such as incorrect URLs, ports, or protocols, can also cause this error.
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the external service.
  
  Solution:
  
  Check Connection Settings: Verify the configuration settings for the channel. Ensure that the URL, port, and other parameters are correct.
  Test Connectivity: Use tools like ping, telnet, or other network diagnostic tools to check if the external service is reachable from the SAP system.
  Review Authentication: If the channel requires authentication, ensure that the credentials are correct and that any tokens are valid and not expired.
  Check Logs: Review the SAP application logs (transaction SLG1) for more detailed error messages that can provide insights into the failure.
  Firewall Rules: Ensure that any firewalls or security settings allow traffic to and from the external service.
  Re-activate the Channel: If the issue is resolved, you may need to reactivate the channel in the SAP system to restore its functionality.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SM59 (for RFC connections) or SICF (for HTTP services) to check and configure connections.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues or provide patches related to this error.
  Documentation: Refer to the official SAP documentation for the specific module or integration scenario you are working with for best practices and troubleshooting steps.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.