How To Fix MI_MGMT129 - HTTP(S) service not found

SAP Error Message - Details

• Message type: E = Error

• Message class: MI_MGMT - MI: Device Management

• Message number: 129

• Message text: HTTP(S) service 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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MI_MGMT129 - HTTP(S) service not found ?

  The SAP error message MI_MGMT129, which states "HTTP(S) service not found," typically occurs when the system is unable to locate the specified HTTP or HTTPS service. This can happen for various reasons, including misconfiguration, missing services, or network issues. Below are some common causes, potential solutions, and related information to help you troubleshoot this error.
  Causes:
  
  Service Not Registered: The HTTP(S) service you are trying to access may not be registered in the SAP system.
  Incorrect URL: The URL being used to access the service may be incorrect or malformed.
  Network Issues: There may be network connectivity issues preventing access to the service.
  Authorization Issues: The user may not have the necessary authorizations to access the service.
  Service Configuration: The service may not be properly configured in the SAP Gateway or the relevant backend system.
  
  Solutions:
  
  
  Check Service Registration:
  
  Use transaction code /IWFND/MAINT_SERVICE to check if the service is registered in the SAP Gateway.
  If the service is not listed, you may need to register it.
  
  
  
  Verify URL:
  
  Ensure that the URL you are using to access the service is correct. Check for typos or incorrect parameters.
  
  
  
  Network Connectivity:
  
  Test the network connection to the server hosting the service. You can use tools like ping or telnet to check connectivity.
  Ensure that any firewalls or proxies are not blocking access to the service.
  
  
  
  Check Authorizations:
  
  Verify that the user has the necessary authorizations to access the service. You can check this in transaction SU53 after attempting to access the service.
  
  
  
  Service Configuration:
  
  Review the service configuration in the SAP Gateway and ensure that it is set up correctly. This includes checking the service definition and any associated backend systems.
  
  
  
  Check Logs:
  
  Review the SAP Gateway logs for any additional error messages or information that may provide more context about the issue. You can use transaction SLG1 to view application logs.
  
  
  
  Restart Services:
  
  In some cases, restarting the SAP Gateway or the relevant application server may resolve transient issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for more details on service registration and configuration.
  Community Forums: Consider searching or posting on SAP Community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the MI_MGMT129 error in your SAP system.