GRUB2 is the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".

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“BAD idea” warning when trying to recover Grub, after Windows removed it

Tried sudo grub-install on sda1 but it complained about being a BAD IDEA. I had to install windows for a work related issue so I used a separate disk (I had used it for ubuntu on this computer, but ...
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510 views

Skip hitting enter at the boot option and directly boot the system

I have recently installed ubuntu 9.10 desktop edition. I had to do manual shutdown pressing the power & reset button 2-3 times. So when ever I power on the system, the system waits at the boot ...
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1answer
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grub shows same linux image twice

After a recent update, I get multiple entries for same linux kernel version in the boot menu. I have tried running update-grub2 but it also lists the same linux-image version twice i.e ...
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Differences between GRUB, GRUB2 and BURG

I know Grub, Grub2 and Burg are boot loaders. What is the differences between the three?
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GRUB2 panic: “No such partition”

I managed to install 10.04 on a system that already has 8.04 (separate partitions, of course). It also installed GRUB2 onto the MBR. After discovering that there is no menu.lst anymore, I edited ...
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How do I add a kernel boot parameter?

I need to add the boot parameter foo=bar to my kernel. How can I do this once for testing, and permanently if testing was a success?
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600 views

Lost /boot partition

Recently I installed Windows XP on my machine where I had only Ubuntu. The problem is that I had my /boot on a separate, 200 Mb partition at beginning of the hard-disk (the leftmost). Installing ...
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775 views

Grub Boot Error After Ubuntu Update

I've installed Ubuntu 10.04 with dual boot to Windows XP. I put it on auto-update. It was updating grub and after a restart all it says is; error:no such device: <hex number> With a grub ...
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WUBI problem: when boot “no wubir”

After re-installing ubuntu via wubi i now get "no wubir" and then directs me to a menu where i have to select which mode i want. Ubuntu is fine and wubi sees no problem. what do i do?
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What happens when we uncomment GRUB_DISABLE_LINUX_UUID=true?

what happens when we uncomment GRUB_DISABLE_LINUX_UUID=true in /etc/default/grub.
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How to remove or hide the GRUB boot menu?

Recently I decided to use only Ubuntu and there is no Windows in my laptop. When I turn on my laptop the GRUB menu is showing but I don't need to choose OS anymore. How can I remove or hide this? ...
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How do I restore Grub after Windows has deleted it [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) So I had a dual boot, with Windows, and Ubuntu, but I had to re-install windows for various ...
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How to avoid problems when installing Ubuntu and Windows 7 in dual-boot?

I want to try out Ubuntu (and hopefully choose it as my primary OS). After looking at many versions of it in VirtualBox and from Live CD, I've finally decided to install it. So I defragmented and ...
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Error out of disk, grub rescue

I installed Ubuntu via usb with no problems, but when I restart, I get an error message: error out of disk" 'grub rescue. How can I fix this?
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3answers
1k views

No grub entry for Windows 7 after installing maverick

A friend of mine had Windows 7 and Windows XP running in his Sony Vaio. I replaced Windows XP with Ubuntu 10.10. After that the laptop directly boots into Ubuntu. Even the grub menu does not appear ...
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6answers
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How to reboot into Windows from Ubuntu?

I'm looking for a way to reboot into Windows from Ubuntu on a 10.10/Vista dual boot system. The specific use case is that I would like to be able to ssh into my running Ubuntu instance and issue a ...
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1answer
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After GRUB loads linux: No init found

When I start Ubuntu from the grub, I get a strange message, and a medieval prompt as: No init found Busybox v1.15.3(ubuntu 1.1.15 3-ubuntu5) built in shell (ash) Enter 'help' for a list of commands ...
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888 views

Grub rescue problems [closed]

Here is my problem: After deleting the partition containing "Linux-Mint 10" and restarting my laptop, I enter the grub rescue screen. After looking around, none of the resolutions fit my problem. ...
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How to enable 1280x800 resolution in tty?

I've got Toshiba U500 (nVidia). Tried changing /etc/default/grub in many ways, now I've got: GRUB_DEFAULT=5 GRUB_HIDDEN_TIMEOUT_QUIET=true GRUB_TIMEOUT=10 GRUB_DISTRIBUTOR=`lsb_release -i -s 2> ...
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1answer
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ls on grub rescue - unknown filesystem [duplicate]

Possible Duplicate: How to fix "error: unknown filesystem. grub rescue> My Ubuntu 10.10 system suddenly froze/crashed for no reason and I had to hard reboot my computer. ...
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1answer
982 views

How to change path of partition in Grub2

I used to have a Windows 7 partition on my primary hard drive. But I recently moved the partition to the secondary partition, thus a change from sda1 to sdb1. I know that I'm not supposed to edit ...
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2answers
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How to understand the different stages of bootloading?

I would like to know different stages of the Bootloading process happening in ubuntu. Specifically the different stages in GRUB and GRUB2. Please guide me on this topic. Thanks, Sen
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642 views

After update, grub is broken

Some months back I used wubi to install ubuntu on an hp laptop with vista. After not using it for a month or so, I loaded ubuntu and installed many updates (including kernel update). Windows boot ...
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7answers
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Dual Boot. Broken Windows 7 MBR and Grub

At the beginning I have been Windows 7 on /dev/sda1. After that I have installed Ubuntu in /dev/sda7 and set Grub partition to /dev/sda1. Which broked down Windows 7 boot. Ubuntu have booted normally ...
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5answers
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Is it safe to delete the old kernels from menu.lst?

When the computer starts, GRUB shows a long list of previous kernels in addition to the usual stuff, e.g. Ubuntu 10.10, kernel 2.6.35-23-generic Ubuntu 10.10, kernel 2.6.35-23-generic (recovery mode) ...
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monitor screen dead…not even shows bios screen [closed]

Re: /host/ubuntu/disks/root.disk does not exist :( ALERT! /host/ubuntu/disks/root.siak does not exist. Dropping to a shell! BusyBox v1.15.3 (Ubuntu 1:1.15.3-1ubuntu5) built-in shell (ash) ...
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What is GRUB (2)'s role in the suspend/hibernate process?

I have, like many, problems with suspending/hibernating in Ubuntu. When I resume from suspend the fans start, the HDD led glows steadily, but the screen is off. The only thing I do is hard reboot. No ...
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2answers
250 views

I upgraded Ubuntu on my laptop and I have to use the old GRUB entry for it to work

I upgraded Ubuntu on my laptop and I have to use the old boot link for it to work. How can I make my laptop automatically use the working boot-up? When I use the new GRUB entry the screen goes blank ...
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2answers
809 views

My Ubuntu partition is NTFS?

A while ago I put Ubuntu on my Windows computer. It was awesome, for a while. One day I restart my computer and it boots with an error message. error: No such device ############################### ...
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5answers
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Install Ubuntu 10.10 server from USB (with GRUB4DOS)

I have had no problem installing Ubuntu desktop when I boot off a live USB, but the server version has given me some trouble. I think it has to do with the way GRUB handles drivers. When the server ...
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3answers
1k views

Vista missing from grub bootlist after installing ubuntu

I installed Ubuntu on a logical partition a while ago. When I get to the grub bootlist, Vista is not there. What i get is this: Ubuntu, with linux 2.6.32-26 Ubuntu, with linux 2.6.32-26 (Recovery ...
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No init start up error

I'm running Ubuntu on a dual boot with Windows Vista, I've just gone to boot up as usual in to Ubuntu and I have this error No init found. Try passing init= bootarg. Busybox v1.15.3 (Ubuntu ...
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How do I get the GRUB menu to show when starting my dual-boot system?

Recently I have installed Ubuntu 10.10 and selected a wrong option while installing it. Now the problem is that my machine directly boots Ubuntu and even does not show me grub menu. How do I ...
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How to get to the GRUB menu at boot-time?

This issue came up recently for me (and I've been prompted to lodge it as a specific question about it): My system is not dual-boot, I run a standard Ubuntu desktop system "on the metal" (I think ...
2
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1answer
238 views

Direct boot to a named USB device

Is there a method for adding an option line in the GRUB loader (Ubuntu 10.10) that directs the boot specifically to a named USB device? If so, can you provide an example of the line to add? This is ...
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4answers
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No effect after editing grub.cfg & updating it

I've reached a dead end in this matter & I was wondering if someone out there could help me out. I located the grub file located in etc/default and edited it following reliable instructions. ...
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1answer
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boot existing sda1 from USB

I can manually boot my sole Ubuntu 10.10 install from my USB stick typing the following commands: set root=(hda0) linux /vmlinux root=/dev/sda1 ro initrd /initrd.img boot What I was hoping for is ...
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Why is my boot menu getting longer?

This question is going to be little incomplete but I am sure you will guess what my problem is. So 2 days back When I restarted my machine I got 7 options on the Boot Screen instead of 5. Earlier ...
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2answers
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Update destroyed grub

I have Ubuntu 10.04 (Lucid Lynx) installed on my notebook via wubi. Since a recent ubuntu update however my system doesn't work anymore. When I boot I get into grub rescue>. After some internet ...
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0answers
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How to remove the unwanted entries from the boot menu? [duplicate]

Possible Duplicate: Is there a way to remove/hide old kernel versions? When my system boots up, a big list of some 6 options are shown other than the Windows OS option. They are like : ...
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1answer
491 views

No video after update (10.04), how do I rescue?

I recently performed a routine update, which included a new kernel rev among other things, and now my Ubuntu 10.04 system boots into a blank screen. I'd like to get to the grub menu to try selecting ...
7
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1answer
4k views

Cannot find GRUB configuration file

I have been looking for the GRUB configuration file, and I haven't had much luck. According to the sites I found, it should be at '/boot/grub/menu.lst'. But, I went to that file path, and could not ...
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2answers
315 views

wubi has an error now directs to menu

when booting i have the option to select Ubuntu or windows but when selecting ubuntu instead of going to Ubuntu boot screen it goes to the Ubuntu boot menu where you can select, kernel or another ...
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3answers
626 views

How can I undo the effects of grub-reboot?

I accidentally ran sudo grub-reboot 4 (background) twice in a row, and now GRUB permanently boots to the fourth menu item. How can I restore the default boot behavior?
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3answers
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Install without installing boot loader

I'm trying to install ubuntu 10.10 without installing any linux boot loader (grub, lilo etc). I remember prior 10.10, there's an option for disabling install boot loader. I couldn't find this option ...
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3answers
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External USB drive won't stop after shutdown

After shutdown I notice that both the USB hub and the external USB drive remain active (lights on): the next time I try to boot the system hang after grub and I have to do a hard reboot. After that ...
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1answer
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Computer boots into 'grub rescue' mode, after not having found the 'grub_xputs' symbol [closed]

After having made an upgrade and rebooted as requested, my computer fails to start properly. It indicates: "error: the symbol 'grub_xputs' not found", and underneath I have a "grub rescue" prompt. ...
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Old machine(P II), grub2 never works… (fifth time). How to set the right config? [closed]

I gained an old machine, what's config is: Pentium 2, 300 MHz 147 MB SDRAM (recently extended) 3 GB IDE HDD - primary master 10 GB IDE HDD - primary slave (recently added) 52x CD-ROM - secondary ...
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3answers
998 views

laptop cannot boot without external drive after installing GRUB there

I installed Ubuntu 10.10 on an external drive, Grub too. Now I cannot boot my laptop without that external device. Could there be a way to choose between Windows 7 bootloader and grub at the same ...