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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Stuck at GRUB prompt after booting, how can I restore normal booting?

My machine was dual-booting with Windows XP and Fedora, then I tried to install Arch. While installation power went off. After that, booting always results in the GRUB prompt. Even when I instruct my ...
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1answer
1k views

How do I remove Grub and restore the XP bootloader without access to XP setup/recovery media?

I have a Lenovo T430, with Windows XP (32-bit). I tried to remove Ubuntu from my HDD by deleting the partitions in Disk Management. Now, when I restart my computer, I get the following message: grub ...
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1answer
3k views

Can't get 1440x900 resolution with GRUB2 although vbeinfo says it's available

I'm trying to use GRUB2 in graphical mode with 1440x900 resolution, but the result is always garbled nonsense: the highest resolution I can get is 1280x800. Word is from googling that long as vbeinfo ...
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14 views

Windows 7 partition disappeared from hard drive

I had a windows 7 and Debian 7 install and I've been using the computer fine for almost a year. A couple weeks ago I tried to load Windows and realized the boot option in grub was missing. After ...
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1answer
76 views

How to set default entry in GRUB2 on EFI with FEDORA 20

I have Windows 8 dual booting with Fedora 20. Linux is the first one Windows is the third. I want windows to be the default. I am using instructions from GRUB 2. grep "submenu\|^\menuentry" ...
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1answer
28 views

Kali Linux boots to command prompt (gdm3 produces error)

I just got Kali Linux working on my Macbook Pro (after much laboring). I reinstalled Kali after I wanted to repartition my HD to make it larger. I boot into rEFInd first, and load the bootloader ...
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1answer
2k views

Cannot find grldr in all devices

I'm running wubi on XP machine. Started out originally with 8.04, and gradually upgraded to 10.04. Recently, I was creating linux bootable USB drive, and put it in my system to see if it would work. ...
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1answer
23 views

How do I remove the old versions of the linux kernel shown in grub boot loader

I am using Ubuntu. I have Linux kernel 3.8.0-35-generic, 2.6.34.14 and 2.6.34.14. I want to delete the 2.6 versions from my system, because 2.6 won't even load when i select them in grub boot loader. ...
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2answers
793 views

How set default Kernal boot in Ubuntu

I want to default boot an older Kernal of Ubuntu, what is the best way to do this?
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19 views

Accidentally deleted /boot and GRUB doesn't load, how can I restore my install?

While trying to re-install Windows (I am running Arch/Win7 dual boot) I accidentally deleted a partition labelled (in the Windows installer) as 'recovery'. I didn't fully install Windows (I lost my ...
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1answer
217 views

USB multiboot: Everything except Clonezilla works

I am trying to add the Clonezilla live iso to my multiboot USB key. Every other distro seems to work, but Clonezilla boots to the prompt (initramfs) instead of launching properly. I have modified ...
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15 views

Grub4dos Recovery Partition

In many attempts to find a tutorial on creating a recovery partition many had only partly been what I was looking for. The closest I've found is this tutorial The problem I'm having with this ...
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3answers
6k views

How can I get around this boot crash?

I've been using some alternative software to check how efficient the multiple x64 OS are in my laptop. One of the so called activators happened to break something it wasn't supposed to and now I'm ...
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2answers
31 views

Unable to boot Windows 8 after an interrupted Ubuntu installation attempt

I have a Sony Vaio notebook with Windows 8(UEFI) installed,after trying to install Ubuntu 12.04 LTS(I cancelled the installation and restarted the pc) from a usb sticky,every time i turn on the ...
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18 views

Cloning Linux and Windows from two separate disks to a single SSD

Backstory TL;DR: cloned OpenSUSE from /dev/sda2 to /dev/sdc1, Windows 7 from /dev/sdb1 to /dev/sdc2; formatted /dev/sda2 and /dev/sdb1; reconfigured GRUB2 and installed it on /dev/sdc; OpenSUSE loads, ...
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1answer
37 views

Hetzner Install CentOS over 2TB HDD?

Wanted to just check here before i open a ticket at Hetzner. I just got a server from hetzner with 2x 3TB. I want to set them up in a RAID0. I've ran the "Installimage" command once in rescue-mode, ...
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2answers
3k views

Dual booting Linux/Win7, Grub refuses to load Win7

Decided to give Linux Mint a try (Ubuntu's interface annoys me), so I installed it with the intention of dual booting with Windows 7. Installation went fine, but now I can only boot into Linux Mint. ...
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0answers
53 views

GRUB fails with 'symbol `grub_real_boot_time` not found'

I updated GRUB on Arch. When I try to boot, GRUB gives the error mentioned in the title. I know that grub_real_boot_time is provided by boottime.mod, but running insmod boottime fails with error: ...
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1answer
49 views

error: attempt to read or write outside of disk 'hd0'

Recently I tried to exit out of a game client (Diablo 3) and my computer completely froze up. I tried to use Ctrl+Alt+Delete to force it to close after about 3 minutes and got no response. After ...
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1answer
2k views

How to boot XBMC 10.1 ISO on USB via grub?

I am trying to boot the XBMC Live image (http://xbmc.org/download/) as ISO from USB via grub 1.98. I have a Kubuntu 11.04 image there as well already and it works using the following configuration: ...
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2answers
53 views

How can I get my Thinkpad T420 to boot directly to GRUB, skipping the boot menu?

I installed ArchLinux 2014.03 on my Thinkpad T420 (no dual boot), and when I turn on the computer it takes me to a boot menu with only one option: arch_grub. To continue I have to press enter, which ...
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0answers
60 views

Dual Boot: Windows Vista - Linux Mint. Delete Partition , fix MBR

Scenario: Windows Vista Basic installed on Hard Disk Created a partition (after Windows Partition - i.e Windows is in the 1st Partition) Installed Linux Mint Cinnamon 64-bit (UP6) on new partition ...
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1answer
919 views

Trying to boot Kali Linux from USB on Mid 2010 macbook pro

I created a Kali Linux Live USB (MBR with compatibility for both BIOS+EFI) and created an /EFI/BOOT directory on the USB's root directory, with the file bootx64.efi in it. However, when I tried to ...
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2answers
19 views

trouble loading any OS's

I am having some problem installing OS's. I don't have any OS running on my laptop right now. I recently deleted all my partitions and data on the hard drive. Now i want to install windows 7. but ...
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2answers
3k views

Boot stuck at blinking cursor before GRUB - only works via BIOS boot menu

I have a new box running Debian Squeeze. Grub is installed on /dev/sda, but when booting up I just get a blinking cursor, before the Grub menu. I can only boot to grub successfully when I choose boot ...
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2answers
2k views

How to fix Truecrypt MBR using Command Prompt or Linux live USB?

I was playing with TrueCrypt and decided to make a fresh installation of Windows 7 from USB stick. Unfortunately Windows 7 installer: "setup was unable to create a new system partition" My entire ...
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1answer
4k views

Black screen appears when booting new install of Ubuntu 11.10 on my desktop, cannot access Grub menu to fix

I installed 11.10 on my desktop PC but get a black screen after the BIOS screen when I try to boot it. I was able to run 10.04.04 on my hard drive before installing 11.10 and I am also able to use ...
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1answer
62 views

grub2-bios-setup: warning: this GPT partition label contains no BIOS Boot Partition; embedding won't be possible

Grub2 won't install on a hdd with GPT partition label (without --force), complaining about a missing BIOS boot partion - even though there is one. The first partition (1 MB) is supposed to be used as ...
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2answers
56 views

Linux kernel doesn't load removable device with system on it

I'm having issue with booting into my Fedora 19. First of all I have to mention that I "extracted" that system from virtual disk (simply DD the content of root and boot partition on physical disk), so ...
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4answers
79 views

Replace a laptop hard drive (Ubuntu and Windows 7 installed)

I have Sony Vaio laptop. The laptop came pre-installed with Windows 7 OS. Later I installed Ubuntu 12.04 and Grub. Now the hard is showing early signs of failure. How can I replace the hard disk ...
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1answer
1k views

How to install GRUB command-line tools on OSX?

I need access to grub-mkrescue for a project I'm working on. I know that the GRUB command-line tools come builtin to Linux, but how do I get them on OSX? Is there a package? Is it built into the ...
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1answer
116 views

How to Install Kali Linux on Windows 8 With BCD instead of Grub

I have Windows 8.1 64-bit installed on my PC. I have been trying to install Kali Linux using its ISO and Universal USB Installer (1.9.5.2) using a USB drive since the CD drive won't work. The ...
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3answers
9k views

error: no such partition. Grub rescue

I deleted my Linux (Ubuntu) partition from Windows and I forgot to repair the MBR. I don't have my windows boot CD with me nor a CD drive. Is there any small utility that can be easily downloaded (I ...
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34 views

How to create a Live USB with Persistent mode of customized kernel (buildroot)

Using Buildroot i have builded my kernel image the output images are: rootfs.tar, rootfs.cpio, rootfs.ext2 and bzImage With use of above i need to create live usb with persistent mode I have used ...
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1answer
2k views

What is the correct way to install linux on a Macbook Pro

I've had a lot of trouble doing this. It always is unable to boot after installation (I get the famous question-mark in a folder thing). I've installed http://www.rodsbooks.com/refind/ however after ...
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1answer
17 views

Chainload none-EFI Linux from EFI Linux

I read somewhere that it might be possible to boot none-EFI Linux from EFI Linux. If so, If my EFI Linux is booted by grub-efi, and my none-EFI Linux is booted by extlinux. How to chainload from ...
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1answer
2k views

How to fix Grub Rescue error after deleting Jolicloud partition?

I have Jolicloud OS and Windows 7 dual boot and I deleted the Jolicloud partition. Next time I turned the computer on it said: error unknown filesystem grub rescue So I reinstalled Jolicloud and ...
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2answers
52 views

Installed GRUB on wrong partition

On my laptop I have W7 installed on sda2 (sda1 is a 100 MB partition that W7 makes by default). I installed arch and did grub-mkconfig -o /boot/grub/grub.cfg grub-install /dev/sda I didn't think ...
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1answer
48 views

How to manually setup Grub2-efi to triple boot Linux

To install/due-boot Linux on an EFI-capable computer with an pre-existing operating system, like Windows 8, the UEFI - Community Help Wiki at https://help.ubuntu.com/community/UEFI have covered it. ...
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81 views

Dual Boot Centos 6.5 and windows 7 using USB Stick

I was trying to dual boot my system with Centos 6.5 and Win7 using usb stick. Win7 was already installed. I created a partition of 100G from Win7 for CentOS 6.5. I created a bootable disk using ...
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2answers
2k views

Grub: boot failed!

I installed a PCI Magic Card on my system. It installs grub bootloader (I presume). When it tries to boot I get the following: Boot failed! Press any key to enter command line. I'm using Windows ...
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3answers
4k views

Delete Grub and OpenSuse but keep Windows 7

Here is my problem. I have OpenSuse installed alongside Windows 7. Grub is the boot loader from where I access OpenSuse and Windows 7. I want to delete Grub and also the OpenSuse partitions. My ...
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1answer
26 views

Grub dual boot- debian wheezy (encrypted) with another OS

I'm trying to dual boot debian wheezy (encrypted) with another OS (win7, uses 2 partitions) In the wheezy installer I have created a bootable partition with 200M and then tried to made another crypto ...
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23 views

Boot .efi files from GRUB2

I've bought a Sony VAIO with UEFI booting and came with Windows 8 preinstalled. I successfully installed Ubuntu 13.10 and Windows 7 (triple-boot) and fixed the UEFI boot so GRUB2 is loading. I was ...
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2answers
9k views

GRUB: how find partition number (hd0,x)?

i am playing with grub and i change the root using: root (hda,x) how can i know what's x for /dev/sda7 ? fdisk -l Device Boot Start End Blocks Id System /dev/sda1 * ...
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1answer
20 views

Kernel panic after trying to boot back into OS X

I'm a bit of a newbie here! I installed Linux Mint today on my MacBook Pro after creating a new partition for it. Unfortunately it didn't recognize my wireless card. After a restart and trying to ...
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43 views

Booting Windows 7 from GNU GRUB v 1.99~rc1 Command Prompt

I just bought a new HP ProDesk 600 G1 SFF pc today. I booted it up for the first time and Windows 7 booted regularly. I created a user account and logged in. A prompt to backup my hard drive data with ...
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60 views

'executing grub install dummy failed' how to fix this?

I want to dual-boot my Win8.1 PC(HPpavilion17) together with Linux Mint 16.(x64) I've tried to install Linux several times but each time it says 'executing grub install dummy failed'. I tried both ...
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1answer
43 views

grub wont let go of my hard disk

how can i delete the place that contains grub files? i tried the below: deleted all the partitions of the hard disk twice: using Acronis Disk Director Suite 10 windows 8 installer. i have also ...
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3answers
5k views

Grub menu not showing after installing Linux Mint 15 on a computer with Windows 8 pre-installed?

I installed Linux Mint 15 on my machine where Windows 8 was pre-installed. After successfully doing so, the grub menu would not show when I would boot the computer. It would boot straight into ...