"Unable to install GRUB" error on installation with RAID 1, cannot set boot flag on any partition
13156
"Unable to install GRUB in /dev/sda" when installing GRUB
110066
Ubuntu install hangs at "Installing the 'grub2' package..."
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
129105
Can't boot, no grub, "alloc magic is broken"
21369
Boot error after screwing up dual-boot files
133737
Mount an existing RAID 1 Logical Volume after OS upgrade
130661
grub-install: this GPT partition label contains no BIOS Boot Partition
87551
How to repair grub?
87720
Blue screen 'inaccessible boot device' on Windows 10
127342
How do I boot into single-user mode from GRUB?
87729
Windows ignores GPT disk and converts to MBR during installation
23908
How can I reinstall GRUB to the EFI partition?
149432
Grub Rescue prompt appears after deleting Ubuntu partition. Can't boot Windows
27017
How to fix a grub boot error : "symbol 'grub_calloc' not found
145858
Ubuntu 12.04.3 LTS installation failed. says: "GRUB installation failed"
96248
Cannot Restore Grub After Windows 8.1 Upgrade
33897
Broken /boot partition: input/output error