query: Ubuntu failed to boot: "Failed to load image \EFI\ubuntu\grubx64.efi" corrupted
positive_passages.docid: 28871
positive_passages.text: Error: "Failed to open \EFI\BOOT\grubx64.efi..." (Dual-Booting)
negative_passages.docid: 11741
negative_passages.text: Can I make Ubuntu boot from a SD card?
negative_passages.docid: 157857
negative_passages.text: How do I boot my PC from GRUB?
negative_passages.docid: 129105
negative_passages.text: Can't boot, no grub, "alloc magic is broken"
negative_passages.docid: 48388
negative_passages.text: Ubuntu boots from USB but get GRUB rescue after installation
negative_passages.docid: 50346
negative_passages.text: Bootloader Problems Grub Won't Load Windows 7
negative_passages.docid: 149432
negative_passages.text: Grub Rescue prompt appears after deleting Ubuntu partition. Can't boot Windows
negative_passages.docid: 144587
negative_passages.text: How to EFI install Ubuntu?
negative_passages.docid: 15585
negative_passages.text: How to install with Wubi when it says "Could not retrieve the required disk image files"?
negative_passages.docid: 43664
negative_passages.text: ''EFI boot partition'' and ''biosgrub'' partition
negative_passages.docid: 80116
negative_passages.text: Can't boot XP after Ubuntu Installation, how to fix?
negative_passages.docid: 27017
negative_passages.text: How to fix a grub boot error : "symbol 'grub_calloc' not found
negative_passages.docid: 96546
negative_passages.text: Ubuntu Won't Boot After Install on Samsung NP915S3G: error "All boot options are tried."
negative_passages.docid: 8914
negative_passages.text: Grub rescue - error: unknown filesystem
negative_passages.docid: 132870
negative_passages.text: Malformed file warning on boot
negative_passages.docid: 126804
negative_passages.text: My ubuntu partition was deleted and I can't boot from either a DVD or USB
negative_passages.docid: 133478
negative_passages.text: Ubuntu 16.04: grub-efi-amd64-signed failed to install into /target/ error