[PVE-User] Use of uninitialized value in PVE/QemuServer.pm

[Dominik Csapak]

On 11/1/23 20:36, Stefan Radman wrote:
> 
> I might have hit a minor bug running Proxmox VE 8.0 (with latest updates from enterprise repo).
> 
> When HA manager tries to live-migrate a VM that has a mapped USB resource attached it fails with the following error:
> 
> task started by HA resource agent
> Use of uninitialized value in pattern match (m//) at /usr/share/perl5/PVE/QemuServer.pm line 2699.
> 2023-11-01 22:20:34 ERROR: migration aborted (duration 00:00:00): can't migrate running VM which uses mapped devices: usb0
> TASK ERROR: migration aborted
> 
> While I understand that live migration with mapped USB resources is not (yet) supported, I think that the warning
> 
> 	“Use of uninitialized value in pattern match (m//) at /usr/share/perl5/PVE/QemuServer.pm line 2699.”
> 
> should not be there.
> 
> Has anyone else seen this warning?
> 
> Stefan
> PS: the HA live migration succeeds when I use the USB Vendor/Device ID directly, instead of the mapping.
> 
> 

Hi,
yes, 'use of uninitialized value...' error shouldn't happen.

would you mind opening a bug report here: https://bugzilla.proxmox.com
with the exact versions you have (pveversion -v) ?

Thanks and kind regards
Dominik