GRUB (GRand Unified Bootloader) is a multiboot bootloader from the GNU project. This tag is for questions relating to the legacy version of GRUB. Use the GRUB2 tag for questions dealing with GRUB2, a rewritten version.

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Debian - missing /by-uuid/ in boot image

We proceeded few disk operations on our server (system disk was extended for new hard drives) and unfortunately after reboot boot stuck on error: ALERT! ...
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13 views

Bios does not load, system boots normally after changing time settings

I am very confused by this. I have a CyberpowerPC laptop (Intel HM87 main-board) with dualboot (Win 8.1 and Ubuntu 14.04, both 64 bit). I had the dualboot time difference problem many people have, so ...
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How get reach of Grub at Debian and going to desktop environment?

Recently I installed Debian Distro of Linux as a 2nd operating system, When I chose the Debian operating system during boot, a command prompt (like to Terminal at Ubuntu) starts with message "Welcome ...
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1answer
9 views

Remove Grub from its own partition

Some time ago I installed Ubuntu alongside Win8.1 and didn't like it quite much but decided to leave it installed. Now I wanted to delete it and as I've already had problems before uninstalling ...
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9 views

Gentoo can't boot on GRUB2

Gentoo is on /dev/sda4 and /dev/sda3 is /boot,/boot/kernel-genkernel-x86-3.18.7-gentoo and /boot/initramfs-genkernel-x86-3.18.7-gentoo both are genkernel-built,but GRUB says:could not find the root ...
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11 views

Graphical Grub/Bootloader Menu

Does anyone know of a boot loader that use graphical indicators instead of just a command line menu? (preferably grub or grub2 compatible, I don't really know much about the, or my, tech stack for ...
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19 views

Will converting my partition table from GPT to MBR fix my failed bootloader installation? [duplicate]

I have problems with GRUB but I don’t know if the following solution is going to be a) safe, and b) effective. This article seems to suggest that I should change my partition table from GPT to MBR ...
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1answer
9 views

How do I boot into Xubuntu after dual booting along-side Windows

I recently installed Xubuntu 14.04 from USB on a netbook running Windows 7. It installed fine, but before I restarted the machine, I removed the USB stick (out of habit). I couldn't shutdown the live ...
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1answer
22 views

Partition resize error

I've decided to remove my old linux [/] partition and enlarge my Win7 partition, before install new linux distro. For first time in my experience something gone wrong when I tried to resize (enlarge ...
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32 views

How to delete the 2nd bootloader created by EasyBCD and leave GRUB?

I have two bootloaders now; I have the GRUB and the EasyBCD that I've created before the Linux was installed properly. After reinstalling Ubuntu for the 2nd time, the GRUB came right, but now that I ...
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1answer
30 views

how to get grub menu back in tripple-boot setup

I have windows 8.1 preinstalled on my laptop I installed Linux Mint 17.1 for a time and dualbooted then I decided to also install Windows 7. After this I can just boot into Windows 7 and Windows 8.1. ...
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1answer
39 views

HDD Power-Up in Standby: prevent from spinning up

On my Linux Mint 17.1 system I am using a Western Digital WD20EZRX HDD for backup. To minimize power consumption and to extend drive endurance, I want the HDD to normally be in spun-down standby ...
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12 views

dual operating system windows and ubuntu14.10

a have a dual operating system; windows 8 and Ubuntu14.10, it seems I formatted some partitions and it does not boot anymore. I repaired it through Ubuntu boot-repair and it was only windows 8 that ...
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1answer
57 views

Lenovo onekey and reboot stuck in GRUB

I have a Lenovo g50-45 with onekey recovery with Windows 8.1 pre-installed. I dual booted with Ubuntu. Then I uninstalled Ubuntu. then tried to reinstall with USB using onekey. I got this screen: ...
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1answer
34 views

System Reserved partition is showing up in “My Computer” along with other partitions

I use Windows 8.1 along with Ubuntu 14.04(Gnome) a dual boot. I used boot manager in Ubuntu to fix the grub in Linux to make Windows boot appear in the grub. Later I found Windows has two entries in ...
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33 views

How do I modify the GRUB boot menu?

I have dual boot Windows 8.1 and Ubuntu 14.04. When Ubuntu installed GRUB, it created two entries for Windows 8.1, one for /dev/sda1 and one for /dev/sda2. How do I change the boot menu entries to ...
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17 views

unknown filesystem blunder mistake

I was using my desk top having 320gb hdd, I dual booted it with ubunto lts on different partition . every thing was good but one day i was recovering my windows 7 for refreshing purpous using ghost ...
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1answer
30 views

Can't install grub on MBR, encountered an error “Unable to install GRUB in /dev/sda”

I want to install a linux distribution on my computer. I have a SSD and an HDD. The SSD has Windows 8.1 and I partitioned 200 gigs from my 1 TB HDD to install linux. The linux installation was going ...
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14 views

GRUB disabling timeout if PC reboots too often

I have a multi-boot enabled system that has a few operating systems installed on it, and the booting of the actual OS is handled by GRUB initially. I have the following options in my boot menu: [*] ...
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1answer
39 views

Accidentally deleted Windows boot manager

While installing Ubuntu 14.10 onto a partition of one of my two hard drives, I've accidentally deleted my Windows 8.1 boot manager that was on my other hard drive. How can I fix this so that I chose ...
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3answers
64 views

Install grub on a disk drive by UUID

There is a way to indicate to grub to install on a device MBR by UUID instead of using /dev/sdX ? I'm setting a external eSATA hard disk with NixOS, and obviusly, the hard disk not would be always the ...
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21 views

Booting a live image of fedora

I want to install fedora in my B drive. I have two hard drive (partitioning can be seen in attachment) and one of them is partitioned into two. I have copied an iso document in B drive . When i ...
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31 views

How do I get GRUB2 to boot to cloned Windows 8 disk?

I have a system up and running with Ubuntu and Windows 8 using GRUB2. I cloned the Windows partition to a new SSD with sudo dd if=/dev/sda1 of=/dev/sdc1. I partitioned the second SSD the same as the ...
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18 views

Getting Dual-boot to work on (non?) UEFI system.

This is the first time I'm working on a Laptop with UEFI so bear with me. I'm gonna bullet-point this to make it quick: HP Envy 6 Windows 7 Preinstalled Default BIOS setting: Legacy Support - ...
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1answer
21 views

Ubuntu installation: GRUB fails to install

Many times I've tried installing Ubuntu in an computer, however it always fails to install GRUB. It always displays an fatal error message. I boot the Ubuntu network installer via an pendrive with ...
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19 views

grub-mkconfig generating a shell script instead of grub.cfg

I had some problems with Ubuntu installation, I couldn't install GRUB, so I installed syslinux. Syslinux also had some problems with booting, so I just downloaded and burned super-grub2-disk and ...
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1answer
48 views

Grub from ubuntu and grub from Mint

I installed Ubuntu 14 in a partition of my computer having Linux Mint 17 installed. Then I uninstalled Ubuntu and the grub dissapeared and I couldn't use anything, so I reinstalled Ubuntu and the grub ...
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33 views

Windows boot problems after installing Ubuntu

I have been using Windows 8.1 on my laptop(lenovo) for a while now and decided to try and install Ubuntu so I can dual-boot Windows and Ubuntu. So today I installed Ubuntu 14 on a separate partition ...
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37 views

Cannot boot onto any OS after deleting Linux partition on UEFI system

Today, I decided to delete Ubuntu 14.10 from my computer. Everything was OK, I had created the USB recovery drive of Windows 8.1. After formating the Linux, I restarted. Sadly, I forgot to delete the ...
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1answer
16 views

SuperMicro won't boot (won't POST) after trying to modify GRUB

I have a SuperMicro in this configuration. We installed Ubuntu 12.04 on it and I used it for over a year until finally upgrading to 14.04. I upgraded from CD choosing only default options, and the ...
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34 views

Grub installed as UEFI instead of legacy [duplicate]

I've been seeking answers to my GRUB problem for a while, but now I have a theory. When I first set up my computer (Alienware M17x) my research told me that Linux would have to be booted in an ...
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152 views

Windows 8.1 Dual boot Error: cannot find image (/EndEntire)

My dell 7537 laptop had pre-installed Windows 8.1 Pro. I installed CentOS 7 making dual boot with Windows 8.1 Pro by getting /boot/efi from Windows Boot Partition. I can easily access CentOS but ...
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1answer
76 views

Migrating existing Debinan installation to LVM on LUKS with encrypted /boot

I have a VirtualBox with Debian Jessie. After some point I decided to create new virtual drive, encrypt it with LUKS, and copy old system to it without reinstalling. I've used several guides (1,2,3,4) ...
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32 views

Does grub2 try to load stage 1.5?

I try to hunt down a multi-os boot problem but for this I have to understand what does GRUB2 trying to do. The mbr was overwritten by grub2 at debian wheezy 7.7 installation. As wikipedia states: ...
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1answer
123 views

Windows doesn't boot after removing Ubuntu: grub black screen

I had Ubuntu and Windows installed in dual boot. I wanted to remove Ubuntu and, following suggestions online, I eliminated Ubuntu partitions. When I restarted PC I got this on black screen: "GNU ...
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1answer
142 views

Windows 8.1+Debian 7.7 (GRUB) Dual Boot across two SSDs not allowing restoration of MBR for Windows

I've tried too many different things to list, but I'll explain the main ones. SSD 1 => Windows 8.1 (Primary Boot in BIOS) SSD 2 => Debian 7.7 GRUB is currently in place as bootloader. I've ...
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45 views

Grub2 error: out of disk. On fresh install

Fujitsu-Siemens Amilo mini UI3520, HDD replaced with an SD card adapter. In the SD card adapter there is a fake oversize SD card from china, with a partition containing the working sectors only. The ...
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55 views

Triple boot with 2 hard drives with XP, Ubuntu on one, Mint on an other

I had a dual boot system using a single HDD with XP and Ubuntu, which I have been using for a while. I have since added another HDD, and put Linux Mint on it. The installation appears to have broken ...
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23 views

How to recover my ubuntu (start ubuntu from a raw disk partition)

I have windows 8 PC. 931 GB HD (641 windows and 200 gb for ubuntu.) windows and ubuntu in different drives. Ubuntu partition is a raw type of disk drive while windows is a ntfs. when I needed to ...
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38 views

Install Debian to USB without unplugging Hard Drives

As the poster of the following question Install Debian To USB With State Saving I want to install Debian TO a USB drive. The problem is that in said question is said to make the process easier if the ...
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1answer
24 views

Move around an Ubuntu installation without losing its booting ability?

I have a multiboot laptop. I need to re-arange its partitions in order to eficientizice HDD usage. I found out that when I move my Ubuntu 14.04 installation it loses the ability to boot. After ...
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38 views

I am getting different internet speeds on different computers with the same settings

I have two Crunchbang machines with identical /etc/sysctl.conf and /etc/default/grub files. On both of the sysctl.conf files I have ipv6 disabled, and the grub files are at their defaults. However, I ...
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2answers
86 views

Does the Grub error “disk `hd0,gpt2' not found” mean my harddrive has crashed?

I left my Linux box running overnight, and I came back the next morning to find this: Does this mean my harddrive has crashed or is crashing? Or, is this likely caused by some other issue and ...
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1answer
66 views

How to backup/restore GRUB without reinstalling Ubuntu?

I need to remove grub to disable Hyper-v . I couldn't find any solution to achieve this .As many solution exist to this but they doesn't satisfy requirement . I would like remove grub and then again ...
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40 views

Grub Rescue Mode

I was trying to partition my C drive into two drives using an external tool which then asked me to restart the system. But as soon as I restarted, grub rescue shell opened instead of the grub menu. ...
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138 views

Grub and a blinking cursor

From last two days. I've been trying to Install Arch Linux on my PC (dual boot with windows xp {xp is already installed}) I failed two times due to not following Arch's beginners guide on Arch wiki. ...
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29 views

Computer Randomly Keeled Over

Ok, so my computer will not boot Windows 7. I have a dual boot Windows 7 and Ubuntu 14, where I had to click enter on Ubuntu's Boot Menu (In Grub) to get to Windows 7. I turned on my computer on the ...
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28 views

Path `/boot/grub' is not readable by GRUB on boot. Installation is impossible. Aborting

Whenever I try updating grub, I get this error: # grub-install /dev/sda Path `/boot/grub' is not readable by GRUB on boot. Installation is impossible. Aborting. and # grub-mkconfig -o ...
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23 views

Boot FAIL with reinstall

Some months ago I was trying to install Ubuntu, but there were some problems with GRUB. It would not appear while loading. 2 weeks ago I installed Windows 10. After 3 days I did not like it, and ...
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3answers
68 views

none of the f-keys work to get into boot menu or bios

I have a lenovo V570. I had a dual boot of ubuntu/windows8 using GRUB. I happened to mess up my ubuntu system and the ubuntu option has disappeared from the GRUB menu. I still have the ubuntu flash ...