How To Fix /IWBEP/CM_PUBLISH005 - System alias for SAP Gateway host, system '&1', client '&2' was not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_PUBLISH -

• Message number: 005

• Message text: System alias for SAP Gateway host, system '&1', client '&2' was not found

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 /IWBEP/CM_PUBLISH005 - System alias for SAP Gateway host, system '&1', client '&2' was not found ?

  The SAP error message /IWBEP/CM_PUBLISH005 indicates that the system alias for the SAP Gateway host, specified by the placeholders &1 (system) and &2 (client), was not found. This error typically occurs in the context of SAP Gateway services when there is a misconfiguration in the system alias settings.
  Cause:
  
  Missing System Alias: The specified system alias does not exist in the SAP Gateway configuration.
  Incorrect Configuration: The system alias may be incorrectly configured or pointing to a non-existent or incorrect backend system.
  Client-Specific Issues: The client specified may not be valid or may not have the necessary configurations.
  Transport Layer Issues: If the system alias was recently transported from another system, it may not have been set up correctly in the target system.
  
  Solution:
  
  
  Check System Alias Configuration:
  
  Go to transaction code SPRO and navigate to the following path:
  SAP NetWeaver -> Gateway -> OData Channel -> Configuration -> System Aliases
  
  Verify that the system alias for the specified system and client exists and is correctly configured.
  
  
  
  Create or Update System Alias:
  
  If the system alias does not exist, create a new one with the correct parameters.
  If it exists but is incorrect, update it with the correct backend system details.
  
  
  
  Check Backend System Availability:
  
  Ensure that the backend system specified in the system alias is up and running and that the connection parameters (like host, port, etc.) are correct.
  
  
  
  Client Configuration:
  
  Ensure that the client specified in the error message is valid and that the necessary authorizations and configurations are in place.
  
  
  
  Transport Issues:
  
  If the system alias was transported, ensure that all necessary configurations were included in the transport request.
  
  
  
  Testing the Connection:
  
  Use transaction SM59 to test the RFC connection to the backend system to ensure that it is reachable.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SPRO: Customizing Implementation Guide
  SM59: RFC Destinations
  IWFND/MAINT_SERVICE: Manage OData Services
  
  
  Documentation: Refer to SAP Help Portal for detailed documentation on configuring system aliases and troubleshooting OData services.
  Logs and Traces: Check the Gateway logs (transaction IWFN) for more detailed error messages that may provide additional context.
  
  By following these steps, you should be able to resolve the /IWBEP/CM_PUBLISH005 error and ensure that your SAP Gateway is correctly configured to communicate with the backend system.