How to Migrate VMs from VMware Vsphere to Proxmox cluster 8.1.4 (I cant Upgrade).

Kuldeep.Roy

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Feb 3, 2025
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I'm trying to migrate a VM from VMware vSphere to a Proxmox 8.1.4 cluster. Due to some constraints, I cannot upgrade Proxmox, so I need to work within this version.

To perform the migration, I used StarWind V2V Converter. However, I am getting this error.

2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: CreateVM
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Set disks
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: disk name i, pîÚ
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Sending request
2/1 17:03:16.762 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Responce is received
2/1 17:03:16.762 75a0 Facility ???ERROR: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Can not create virtual machine: 400
2/1 17:03:16.762 75a0 Facility ???WARNING: CPPConverting::Convert: CANCEL
2/1 17:06:43.679 15cf8 Facility ???INFO: VMConverter::ESXIConverter::Connection::<lambda_8874940e4602bbfc5e7b4b277e23eb86>::operator (): Timeout ESX connection
2/1 17:12:10.130 13698 Facility ???INFO: ICPPage::OnWizardNext: SetActivePage - eLocation
2/1 17:12:11.507 13698 Facility ???INFO: ICPPage::OnWizardNext: SetActivePage - eESXConnection

I think the disk name also comes as alphanumeric, I checked my VM name, and it has no spaces and special characters.

I have tried manual migration by exporting the VM as .vmdk then converting to qcow2 and scp to /var/lib/vz/images
but it is very long process as the VM sizes are pretty big.
 
I have to admit i do not know the StarWind Converter. With what i successfully migrated (manual sadly) Linux-VMs from XCP-NG to Proxmox was via "good ol" Clonezilla ISO Image and using the "Network Mode" (Reminder: use static IP adresses there). You have to start the Clonezilla ISO on "both sides", then one is 'Receiver' and one is 'Sender'. I would advise to have a dedicated NIC just for this exercise. I was able to convert 60-70 different "flavours and colors" of Linux-VMs with that. Unfortunately i have and still have with Windows-VMS. (Unsolved so far - still a lot of Bluescreens). I let the customer run a Legacy-Hypervisor until these Workloads "fade away".


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I'm trying to migrate a VM from VMware vSphere to a Proxmox 8.1.4 cluster. Due to some constraints, I cannot upgrade Proxmox, so I need to work within this version.

To perform the migration, I used StarWind V2V Converter. However, I am getting this error.

2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: CreateVM
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Set disks
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: disk name i, pîÚ
2/1 17:03:16.378 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Sending request
2/1 17:03:16.762 75a0 Facility ???INFO: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Responce is received
2/1 17:03:16.762 75a0 Facility ???ERROR: Proxmox::WrapperProxmox::WrapperProxmoxImpl::CreateVM: Can not create virtual machine: 400
2/1 17:03:16.762 75a0 Facility ???WARNING: CPPConverting::Convert: CANCEL
2/1 17:06:43.679 15cf8 Facility ???INFO: VMConverter::ESXIConverter::Connection::<lambda_8874940e4602bbfc5e7b4b277e23eb86>::operator (): Timeout ESX connection
2/1 17:12:10.130 13698 Facility ???INFO: ICPPage::OnWizardNext: SetActivePage - eLocation
2/1 17:12:11.507 13698 Facility ???INFO: ICPPage::OnWizardNext: SetActivePage - eESXConnection

I think the disk name also comes as alphanumeric, I checked my VM name, and it has no spaces and special characters.

I have tried manual migration by exporting the VM as .vmdk then converting to qcow2 and scp to /var/lib/vz/images
but it is very long process as the VM sizes are pretty big.
Hello @Kuldeep.Roy,

Thanks for using StarWind V2V Converter.

The issue might be related to already existing VM ID on the Proxmox host. We had similar issue in our lab and added fix to generate ID, if exists.
The new build will be available this week.

Feel free to ask StarWind related questions on our forum.

Best regards,
Alex