How To Fix 00485 - System call error (gethostname failed; check the installation)

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 485

• Message text: System call error (gethostname failed; check the installation)

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 00485 - System call error (gethostname failed; check the installation) ?

  The SAP error message "00485 System call error (gethostname failed; check the installation)" typically indicates that the SAP system is having trouble retrieving the hostname of the machine on which it is running. This can be due to several reasons, including network configuration issues, DNS problems, or incorrect system settings.
  Causes:
  
  Hostname Configuration: The hostname of the server may not be set correctly in the operating system.
  DNS Issues: The system may not be able to resolve the hostname due to DNS misconfiguration.
  Network Configuration: There may be issues with the network configuration, such as incorrect IP settings or firewall rules.
  SAP Profile Settings: The SAP instance profile may have incorrect settings related to the hostname.
  Operating System Issues: There could be underlying issues with the operating system that prevent it from retrieving the hostname.
  
  Solutions:
  
  
  Check Hostname:
  
  Use the command hostname in the command line to check the current hostname.
  Ensure that the hostname is correctly set in the /etc/hosts file (for Unix/Linux) or in the DNS settings.
  
  
  
  Update /etc/hosts:
  
  Ensure that the /etc/hosts file contains an entry for the hostname and the corresponding IP address. For example:
  127.0.0.1   localhost
  <your_ip_address>   <your_hostname>
  
  
  
  
  Check DNS Configuration:
  
  Verify that the DNS server settings are correct and that the hostname can be resolved. You can use commands like nslookup <your_hostname> or ping <your_hostname> to test this.
  
  
  
  Review SAP Profile:
  
  Check the instance profile (usually located in the SAP directory) for the parameter hostname. Ensure it is set correctly.
  
  
  
  Restart SAP Services:
  
  After making changes, restart the SAP services to apply the new settings.
  
  
  
  Check Network Configuration:
  
  Ensure that the network settings (IP address, subnet mask, gateway) are correctly configured.
  
  
  
  Operating System Logs:
  
  Check the operating system logs for any related errors that might provide more context on the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error.
  SAP Community: The SAP Community forums can be a valuable resource for troubleshooting similar issues.
  Documentation: Refer to the official SAP documentation for installation and configuration guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your system administrator or SAP support for further assistance.