id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host 16159,Boot failed. EFI DVD/CDROM - message before a successful boot,Leonid Dorogin,,"VirtualBox 5.1.8 with the extension pack installed on macOS Sierra 10.12.1 host. The guest machine is Arch Linux with the standard kernel, and systemd EFI bootloader. /EFI/BOOT/BOOTX64.EFI is present on the EFI partition. EFI firmware is enabled in the VM. Before a '''successful''' boot, the following message is shown shortly: ""Boot failed. EFI DVD/CDROM"" Changing boot order and disabling booting from optical drive have no effect on this. ",defect,closed,EFI,VirtualBox 5.1.8,fixed,,,Linux,Mac OS X