Virtualbox - авария при использ ранее созд win.vdi

The VirtualBox Linux kernel driver is either not loaded or not set up correctly. Please reinstall virtualbox-dkms package and load the kernel module by executing
‘modprobe vboxdrv’
as root.
If your system has EFI Secure Boot enabled you may also need to sign the kernel modules (vboxdrv, vboxnetflt, vboxnetadp, vboxpci) before you can load them. Please see your Linux system’s documentation for more information.
where: suplibOsInit what: 3 VERR_VM_DRIVER_NOT_INSTALLED (-1908) - The support driver is not installed. On linux, open returned ENOENT.
Details:
The virtual machine ‘win7’ has terminated unexpectedly during startup with exit code 1 (0x1).
|Result Code:|NS_ERROR_FAILURE (0x80004005)|
|Component:|MachineWrap|
|Interface:|IMachine {5047460a-265d-4538-b23e-ddba5fb84976}|

Пробовали отключить Secure Boot?

я не нашел этой настройки виртульной машины

Этот параметр находится в BIOS, вам надо в него зайти и выключить, затем попробуйте ешё раз.