[ovirt-users] grubx64.efi not found

Hello, After the reboot of a fresh install of ovirt node, the uefi boot complains that :  Failed to open \EFI\centos\grubx64.efi I have to reboot on the installation CD, get a shell from the rescue entry :  mkdir /tmp/ovirt  mount /tmp/sda1 /tmp/ovirt  cp /run/install/repo/EFI/BOOT/grubx64.efi /tmp/ovirt/EFI/centos/  reboot And then the system boot I have tried on two servers several times, always the same things how can i find what happened ? Thanks. Jean. _________________________________________________________________________________________________________________________ Ce message et ses pieces jointes peuvent contenir des informations confidentielles ou privilegiees et ne doivent donc pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez le signaler a l'expediteur et le detruire ainsi que les pieces jointes. Les messages electroniques etant susceptibles d'alteration, Orange decline toute responsabilite si ce message a ete altere, deforme ou falsifie. Merci. This message and its attachments may contain confidential or privileged information that may be protected by law; they should not be distributed, used or copied without authorisation. If you have received this email in error, please notify the sender and delete this message and its attachments. As emails may be altered, Orange is not liable for messages that have been modified, changed or falsified. Thank you.