How To Fix /IWNGW/CM_HUB154 - Exception creating OAuth Client with maintained configuration

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 154

• Message text: Exception creating OAuth Client with maintained configuration

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_HUB154 - Exception creating OAuth Client with maintained configuration ?

  The SAP error message /IWNGW/CM_HUB154 Exception creating OAuth Client with maintained configuration typically indicates an issue with the configuration of the OAuth client in the SAP system. This error can arise due to various reasons, including misconfiguration, missing parameters, or issues with the underlying services.
  Causes:
  
  Incorrect Configuration: The OAuth client configuration may not be set up correctly in the SAP system. This includes incorrect client ID, client secret, or redirect URIs.
  Missing Parameters: Required parameters for the OAuth client may be missing or incorrectly defined in the configuration.
  Service Issues: The backend service that the OAuth client is trying to connect to may be down or unreachable.
  Authorization Issues: The user or service account may not have the necessary permissions to create or access the OAuth client.
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the OAuth provider.
  
  Solutions:
  
  
  Check Configuration: Review the OAuth client configuration in the SAP system. Ensure that all required fields (client ID, client secret, redirect URIs, etc.) are correctly filled out.
  
  Navigate to the relevant configuration transaction (e.g., /IWFND/MAINT_SERVICE for OData services) and verify the settings.
  
  
  
  Validate Parameters: Ensure that all necessary parameters are provided and correctly formatted. Check for typos or incorrect values.
  
  
  Test Connectivity: Verify that the SAP system can reach the OAuth provider. You can use tools like ping or curl to test connectivity to the OAuth service endpoint.
  
  
  Check Logs: Review the application logs for more detailed error messages. This can provide additional context on what might be going wrong.
  
  Use transaction SLG1 to check the application logs for any related entries.
  
  
  
  Review User Permissions: Ensure that the user or service account has the necessary permissions to create and manage OAuth clients.
  
  
  Consult Documentation: Refer to the official SAP documentation for OAuth configuration to ensure that all steps have been followed correctly.
  
  
  Update SAP Notes: Check for any relevant SAP Notes that might address known issues or bugs related to OAuth client configuration.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP Help Portal for detailed guidance on configuring OAuth clients.
  Community Forums: Check SAP Community forums for similar issues and solutions shared by other users.
  SAP Notes: Search for specific SAP Notes related to OAuth and the error message for any patches or updates that may resolve the issue.
  
  By following these steps, you should be able to identify and resolve the issue causing the /IWNGW/CM_HUB154 error message in your SAP system.