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
Older revisions of VMware Standalone Converter rely on specific, legacy mechanisms ( hmac-sha1 , hmac-sha1-96 , or hmac-md5 ) to sign and manage automated actions over SSH. If the target environment's sshd_config strictly permits only modern hash mechanisms (like SHA-2 or SHA-3 variants), handshake routines timeout or disconnect.
Before initiating your next conversion attempt, review this final checklist:
: The local Windows machine leverages tools like plink.exe and pscp.exe to initiate an encrypted SSH channel to the target. The Converter relies on SSH to communicate with
In severe cases—especially on heavily customized, older, or minimal Linux distributions—the conversion fails completely early in the task creation phase. This article provides a deep-dive, step-by-step methodology to diagnose, resolve, and successfully convert a live Linux machine despite this error.
: Unmount any duplicate mounts of the same device (e.g., if /dev/sda5 is mounted in two different locations) before starting the conversion.
Root Cause 2: Multiple Mount Points for a Single Disk Device This article provides a deep-dive
If the user account being used for the conversion is restricted (e.g., set to /sbin/nologin or /bin/false ), the Converter cannot query the machine.
After analyzing various user reports and forums, we've identified some common causes of the error:
If you are not using the root account, VMware Converter allows you to use a standard user with sudo privileges. However, if the sudo configuration requires a password layout that blocks automation, or if the user isn't properly delegated, the query fails. step-by-step methodology to diagnose
In the Converter "Options" menu, manually assign a static IP to the Helper VM. Using DHCP often leads to "Unable to query" or "Timed out" errors if a lease isn't granted quickly. 7. Analyze the Logs for Hidden Clues
Here is a comprehensive guide to troubleshooting and resolving this error to get your migration back on track. 1. Verify SSH and Root Access
SFTP is disabled, restricted, or misconfigured on the source machine.
Are the on the same subnet? Which version of VMware Converter are you running?
This error essentially means the Converter failed to collect the necessary system information from your Linux computer, halting the migration before it can truly begin. This comprehensive guide will break down why this happens and provide detailed, step-by-step solutions to get your Linux P2V conversion back on track.
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Dirk Schade
