boot failed : not a bootable device

[Febi Gelar Ramadhan]

Excuse me,
i was having backup process my VM on proxmox, but it's got failed, im doing reboot my server. after server reboot, my VM doenst work, and showing error "boot failed : not a bootable device" at console windows. could anyone help me ?

 

[Febi Gelar Ramadhan]

update:
disk has mounted, but i still confuse why doesnt bootable

 

[wolfgang]

Hi,
on the Option Tab is the boot order have you set that to sata0?