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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2answers
3k 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 ...
4
votes
2answers
874 views

Configuring GRUB to choose different OS when inside VM

On my laptop, I've got a dual-boot configuration with Windows 7 and Linux OSes installed. I am also using Linux via Oracle VirtualBox (through raw VMDK file) when working in Windows. Since I have ...
3
votes
2answers
952 views

GRUB-2 Bootloader fails to load for lack of floppy drive. Ubuntu 10.4 & Windows XP

2010.07.21 while trying to install Ubuntu 10.4 Hello all, I've been trying to install Ubuntu 10.04 on my Dell workstation and am unable to get the Grub-2 bootloader to load properly. It seems to be ...
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vote
2answers
72 views

How to boot Ubuntu from BIOS wakeup and otherwise boot Windows

I have a dual boot system. My Ubuntu partition needs to boot automatically on BIOS scheduled wakeup (and wakeonlan if possible) Otherwise I want to boot into Windows by default. (power button) How ...
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vote
2answers
350 views

Can't boot kali linux under grub2 (usb flash)

I split usb flash to three part: | For DATA | For Kali Linux | Persistence | Then i'm install grub on /dev/sdb2: sudo grub-install --no-floppy --root-directory=/mnt/linux /dev/sdb Write ...
0
votes
1answer
700 views

GRUB menu customization (change menu appearance)

In my GRUB (GRUB 0.97) menu the selector became invisible (changed of inversion color). I would like get my selector bar back and by the way customize a bit grub menu to be more fancy with colors. ...
0
votes
1answer
154 views

Reflashing Genesi Efika mx cloud computer

I was given a genesi efika MX cloud computer which already has ubuntu on it. But I haven't the admin password or the password for any user. I cant reset the admin pass because it doesn't seem to have ...
0
votes
1answer
2k views

iMac replace GRUB2 with rEFIt

I have a dual-boot of Mac OS X Lion and Ubuntu 12.10. When I installed Ubuntu, it came with GRUB2 as a boot manager, but I can't really use it since I have a bluetooth keyboard that is not supported ...
0
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1answer
967 views

How to pass parameters to a Linux kernel with grub?

I have posted the question "Kubuntu 12.10 laptop battery dropping fast" and there i have received the answer as accept As advised on another Stack Exchange forum, the procedure to accomplish an ...
0
votes
1answer
1k views

Windows option is missing in Dual boot Grub loader

I installed Windows 7 and then Ubuntu 12.10 on my laptop. After installing, when I restart, GRUB didn't load. Instead, it straight away went to Windows booting as if there's Only windows available on ...
0
votes
1answer
176 views

Install linux/bsd on compact flash using USB connector

How do I install linux/bsd on compact flash with usb compact flash adapter. The compact flash will boot on single board x86 computer as an IDE drive, but I'm doing the install on a regular computer ...
0
votes
1answer
325 views

Windows 7 not booting after GRUB installation

I recently installed Ubuntu 12.10 with GRUB. GRUB managed to pick the Windows 7 installation up fine however if I select the Windows 7 option at boot, it will go to a DOS screen with 2 characters, e ...
0
votes
1answer
2k views

Windows 8 & Ubuntu 12.10 Dual Boot: Windows 8 as default OS

I recently installed Ubuntu 12.10 (Quantal Quetzal) on my laptop with Windows 8 already installed. The installation went successfully and I get to use ubuntu alongside Windows 8. Since I am new quite ...
0
votes
1answer
986 views

Boot a Linux Kernel on USB drive

I am trying to boot Linux kernel version 3.2.0 from USB drive. I formatted the USB drive with ext4 partition. I installed GRUB on it, and I copied two files, vmlinuz-3.2.0-29-generic and ...
0
votes
1answer
723 views

Purging and reinstalling Grub on Ubuntu 12.10

I'm having a grub issue here. I have Windows 7 on sda. On sdb I have 3 partitions which I used on my old pc where: one partition for Ubuntu 11.10 another for Windows XP the third partition I keep ...
0
votes
1answer
98 views

partition order messed up grub

testdisk put my partition table into sector order. Next I ran update-grub to rewrite the bootloader. Now every boot lands me at error: no such partition. grub rescue> The only thing that gets ...
0
votes
1answer
644 views

Windows 8 not showing up in GRUB menu

My computer is pretty new and has a UEFI setup. I have secure boot off, fast boot off, and am booting in Legacy mode. I got Fedora 17 to install and now it is set up and working correctly, however I ...
0
votes
1answer
1k views

GRUB: Error 28: Selected item cannot fit into memory

Yesterday, I had an issue with my laptop: it didn't boot any longer. On startup, grub was started, but not with the normal menu, but just with a command line. When I tried to enter commands (which ...
0
votes
1answer
964 views

Windows 7: moved system partition, need to update boot partition

So, I have a decently standard Windows7/Ubuntu dual-boot setup, and (since Ubuntu is my usual operating system) I found I needed to grow my Ubuntu partition and shrink my W7 partition. Originally, my ...
0
votes
1answer
265 views

Windows vista FreeBSD9.0 dual boot installation issue

I have a workstation that runs with a dual boot configuration(Ubuntu 9.04 and Win vista(home premium)). Yesterday I tried installing FreeBSD 9.0 over the Ubuntu partition. During the installation you ...
0
votes
1answer
478 views

Linux: install GRUB on an external drive destined for another machine

I have a hard disk that's failing, so before it dies completely and I have to resort to backups I want to copy everything (OS and all) onto a new disk, and put that back in the machine the failing ...
0
votes
1answer
251 views

windows 8 release preview and GRUB

On my pc I have Windows 7 on the primary partition, Linux Mint 12 on a logic partition and windows 8 release preview in an extended partition. When I installed w8 it has overwritten GRUB and ...
0
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1answer
95 views

GRUB Boot Recover Windows Part

I have a computer which I installed Linux first and then Windows. To be able to recover my GRUB I mount Linux anyway. Lastly, I typed sudo update -grub. After that, I am not able to boot the computer ...
0
votes
1answer
119 views

“file not found” error when reinstalling GRUB

I'm trying to reinstall GRUP after installing Windows. sudo grub grub>find /boot/grub/stage1 After this, I'm getting the error "file not found". Can anyone help me?
0
votes
1answer
790 views

Update grub for whole disks added to software raid

I have a raid-1 running under rhel6 (/dev/md0) that is mapped to /. It contains two unpartitioned disks (/dev/sda and /dev/sdb). I'd like to be able to boot from either disk. But grub won't let me ...
0
votes
1answer
307 views

GRUB2 boot failure: “Error: Out of disk”

Create two or more partitions in one USB disk. Install any Linux system in second or later partition. Install GRUB2 in the disk. Boot directory is the /boot on the partition where Linux system is ...
0
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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 ...
0
votes
1answer
2k views

How to boot XBMC 10.1 ISO on USB via grub?

I am trying to boot the XBMC Live image as an 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: menuentry "Kubuntu 11.04 ...
0
votes
1answer
190 views

md5sum using grub command line

I'm new to grub and having issues doing some simple usage tests. from the grub command line I run insmod hashsum I have several partitions mounted, we'll be using msdos2 for this example ... ...
0
votes
1answer
473 views

Cannot Restore GRUB (Ubuntu 11.04 + Win 7)

I'm trying to fix GRUB on my PC, but I'm running into serious issues doing so. Any help would be greatly appreciated as I'm completely crippled right now. Here is the sequence of events for this PC: ...
0
votes
1answer
445 views

Ubuntu grub menu - detect partitions

I installed Ubuntu to spare raw partitions using VirtualBox, and have managed to get it to boot up and get it fully working in VirtualBox. Now I want to be able to boot it natively too. My ...
0
votes
1answer
883 views

Dual-Boot Ubuntu 10.10 / Windows 7 on Dell Latitude with second hard drive in modular bay

I want to setup my Dell Latitude laptop with an Ubuntu 10.10 in addition to the already existing Windows 7 installation. Windows is installed on the internal hard drive, which has a Bitlocker ...
0
votes
1answer
896 views

Grub freezes on the selection menu, after video card swap

A while back I removed my nvidia video card and at restart grub freezed immediately in the selection menu. Even after placing the video card back, it continued to freeze. Which is strange since no ...
0
votes
1answer
228 views

How can I identify which grub setting is used when booting my computer?

I have a computer with several Linux variants installed, each of them using a GRUB or GRUB2 setting. How can I identify which GRUB setting is used when booting my computer?
0
votes
1answer
753 views

Grub doesn't find any partition, what can I do?

So I just recently installed Ubuntu Linux 10.04 on my desktop machine alongside Windows 7, it booted just fine the first few times but after I went into my Windows 7 recovery software provided by ...
0
votes
1answer
4k 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 ...
0
votes
1answer
48 views

Is it possible to set GRUB to refuse to boot at night?

I often overwork myself, in the sense that nothing can make me stop coding or reading papers and other resources on the internet. I stay up all night doing that, and the day after, I simply feel ...
0
votes
1answer
83 views

DVD-burner disappears when using grub

This is a rather annoying problem I have with Linux on my laptop. Whenever I install any Linux distro that relies on grub (which is about 99 % apparently) it will mess up my DVD-drive and the drive ...
0
votes
1answer
61 views

Change GRUB default start option (SO)

Is it possible to change the default start option from the GRUB command line? I have 2 options Fedora and Other. Currently the Fedora is the default. Is it possible to change it to Other from the ...
0
votes
1answer
66 views

Having problems installing GRUB on a dual-boot RAID config

I've created two RAID 0 partitions on my drives: a 500 GB and a 60 GB. I'm trying to install Ubuntu on the smaller partition (I've already put Windows 7 on the larger one), and every time I get right ...
0
votes
1answer
435 views

Fedora 13 post security update boot problem

About a month ago I installed a security update that had new Kernek 2.6.34.x from 2.6.33.x), this is when the problem occurred for the first time. After the install my computer would not boot at all, ...
0
votes
1answer
218 views

booting to windows using grub

I was dual booting fedora and windows 7 (installed fedora second). After installing ati drivers, the fedora installation completely broke (would hand right after the progress bar). I wanted to ...
0
votes
1answer
422 views

Couldn't dual boot Vista and Centos 5.4

Today I have installed Centos 5.4 with dual boot with Vista. Everything was fine, but after testing Centos 5.4, when I tried to load Vista, it did not load. After selecting vista from grub menu, it ...
0
votes
1answer
638 views

How to get Grub2 to dual boot Windows 2000 and a Bart PE CD?

First, is this possible? Second, how can I install Grub2? Would it be possible to use an Ubuntu Live CD? Third, what Grub2 settings would be needed to achieve this?
0
votes
1answer
410 views

How can I simplify my boot-loader-chain into a single menu? (ubuntu windows)

I've installed Windows XP Proffesional, Windows 7 and Ubuntu 9.10. On every boot my system nags me with 2 menu´s. Ubuntu Grub2 Bootloader (Ubuntu or Windows 7) Windows 7 Bootloader (Windows 7 or ...
-1
votes
1answer
271 views

How do I fix “BOOTMGR IS MISSING”?

How do I fix "BOOTMGR IS MISSING" after i tried to dual boot Kali linux 2.0 light and Windows 7 and getting error from installing grub and lilio? Sorry for my poor English.
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votes
1answer
58 views

Triple boot laptop no longer boots after deleting partition

I am facing a problem on my Lenovo laptop Model No : G500. When I press the power button, then the lenovo screen flashes and the laptop further does not boot,the lenovo screen freezes. It also does ...
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votes
1answer
1k views

Restoring MBR and GRUB bootloader

I have accidentally broken my Fedora 19 boot when installing Windows 7. Fedora is a separate HDD drive, but somehow it now has Win bootloader and no GRUB. How can I restore GRUB and fix Linux boot? ...
-1
votes
1answer
42 views

Want to rescue GRUB

I have ubuntu 12.04 and windows 8 installed on my system. The main boot manager is grub, also the ubuntu and windows are installed in separate partitions. I want to install windows 7 back in place of ...
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votes
1answer
58 views

Grub Rescue upon attempting to reinstall WIn8.1 on Msata

New device and not dual boot as far as I am aware. New clean install of win 8.1 was compromised. Intel provided a new device. Upon attempting to reinstall 8.1, it would not allow installation onto ...