Temporarily disable the firewall ( systemctl stop firewalld ) to rule out port blocking.
You must use the root account or a user with full NOPASSWD sudo privileges.
Ensure the /tmp directory on the Linux source has at least 500MB of free space for the Converter’s helper scripts. 5. Security and Firewalls Temporarily disable the firewall ( systemctl stop firewalld
Open vmware-converter-server.log or vmware-converter-worker.log .
The Converter relies on SSH to communicate with the Linux source. If the SSH daemon is restricted, the query will fail immediately. Permit Root Login If the SSH daemon is restricted, the query
Try connecting using the static IP of the Linux source instead of the hostname.
Add the source machine's IP and hostname to the C:\Windows\System32\drivers\etc\hosts file on the machine running the Converter. If the SSH daemon is restricted
The VMware vCenter Converter Standalone is a powerful tool, but it often hits a wall when dealing with Linux distributions. One of the most frustrating errors is the "Unable to query the live Linux source machine" message. This error usually triggers during the initial source selection phase, preventing you from even starting the conversion process. Essential Prerequisites
Before diving into deep troubleshooting, ensure these basic requirements are met. Most "unable to query" errors stem from simple configuration oversights. Port 22 must be open on the source machine.