HyperV; Copying or Moving a Virtual Machine: Difference between revisions
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== Ingredients of this Issue == | |||
Hyper-V on Windows Server 2012 or 2016 Host | |||
CentOS 7 (should work with other versions), Generation 2 Virtual MachineT | |||
== The Issue == | |||
The Virtual Machine will not boot. | |||
== The Error Message == | |||
Failed to open \EFI\... Not Found | |||
or | |||
Failed to load image \EFI\Boot... Not Found | |||
== The Solution == | |||
Boot from a DVD, preferably a recent one. Follow the prompts of the boot DVD, have it find the OS, mount the found OS as the root file system (the boot DVD will prompt you for these items) | |||
mv /boot/efi/EFI/BOOT /boot/efi/EFI/BOOT.old | |||
cp -R /boot/efi/EFI/centos /boot/efi/EFI/BOOT | |||
cp /boot/efi/EFI/BOOT/shimx64.efi /boot/efi/EFI/BOOT/BOOTX64.efi | |||
grub2-mkconfig -o /boot/efi/EFI/centos/grub.cfg | |||
Reboot. | |||
== A Suggestion == | |||
Make a copy of the Virtual Machines VHDX file first. | |||
== An Alternative == | |||
[https://noobient.com/post/165797742756/fixing-the-efi-bootloader-on-centos-7 This] is another suggestion I found, but did not try. | |||