How To Fix S_UNIFIED_CON450 - Invalid service name

SAP Error Message - Details

• Message type: E = Error

• Message class: S_UNIFIED_CON - Message Class for Unified Connectivity

• Message number: 450

• Message text: Invalid service name

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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Smart SAP Assistant

• What is the cause and solution for SAP error message S_UNIFIED_CON450 - Invalid service name ?

  The SAP error message S_UNIFIED_CON450: Invalid service name typically occurs when there is an issue with the service name specified in the configuration of the SAP system. This error can arise in various contexts, such as when trying to connect to a service or when configuring certain settings in the SAP environment.
  Causes:
  
  Incorrect Service Name: The service name specified in the configuration does not match any of the defined services in the SAP system.
  Missing Service Definition: The service may not be defined in the services file or the relevant configuration files.
  Typographical Errors: There may be a typo in the service name, leading to the system being unable to recognize it.
  Network Configuration Issues: Problems with network settings or DNS resolution can also lead to this error if the service name is not properly resolved.
  Changes in Configuration: Recent changes in the system configuration or updates may have led to the service name being altered or removed.
  
  Solutions:
  
  Verify Service Name: Check the service name you are using in your configuration. Ensure that it is spelled correctly and matches the expected service name.
  Check the services File: On the server where SAP is running, check the /etc/services file (on Unix/Linux) or the equivalent on Windows to ensure that the service is defined correctly.
  Update Configuration: If the service name has changed, update your configuration files to reflect the correct service name.
  Restart Services: After making changes, restart the relevant SAP services or the entire SAP system to ensure that the changes take effect.
  Consult Documentation: Refer to SAP documentation or support resources for specific guidance related to the service you are trying to connect to.
  Network Troubleshooting: If the issue persists, check network settings, firewall rules, and DNS configurations to ensure that the service can be reached.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Logs: Review the SAP system logs (such as dev_w0 or dev_rfc) for additional context or error messages that may provide more information about the root cause.
  
  If the problem continues after trying the above solutions, it may be beneficial to contact SAP support for further assistance.