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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Black Screen ubuntu 12.04 [duplicate]

Possible Duplicate: My computer boots to a black screen, what options do I have to fix it? Hey guys, I was using my Ubuntu 12.04 and today I had a problem: I was running virtual box, ...
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Strange Grub behavior on Samsung Laptop

I have got a Samsung Series 9 900x3c with Ubuntu 12.04 on it. After installing Ubuntu Grub would not load completely (only parts of the Menu were showing) every time so I launched the Boot repair ...
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Grub will not install with boot-repair or by any other means

I am currently trying to get Grub back. I have tried everything from reinstalling, to boot-repair, and even super boot manager. Nothing seems to work. I have created a log with boot-repair here. Any ...
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If I uninstall ubuntu, will Windows Boot Manager still be there?

I want to get rid of my Ubuntu partition, because I never use it on my laptop, only on my desktop. If I remove Ubuntu (I'm assuming GRUB will go with it), will Windows Boot Manager still allow me to ...
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Blacklisting grub packages from installing

I am trying to block GRUB packages from being installed (after having purged them). The problem is virtually identical to Blacklisting packages from installing and even involves GRUB which is exactly ...
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Grub can't find device on boot resulting in Grub Rescue

So I have 2 hard drives a HDD 320GB and a SSD 20GB. Before I had Windows 7 on the HDD and Ubuntu on the SSD but wanted to get rid of windows and reinstall a clean Ubuntu on the SSD then use the HDD ...
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grub-pc [rescue mode] error:unknown filesystem

This is a question relative to the post How to fix "error: unknown filesystem. grub rescue I've follow the post of virpara step by step on an Asus EeePC 1015PEM (don't know if it's usefull to presice ...
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Boot from ISO partition using Grub2 [duplicate]

Possible Duplicate: Using a bootable live cd disk image mounted on the hard drive I have a few dozen disk images (ISO's) that I use as a technician, ie: MS DaRT, BackTrack, Acronis, etc. I ...
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How to restore Windows7 after restore ubuntu bootloader?

At first I will describe my situation in a few points: I have installed Windows7, and then Ubuntu 11.04 on my machine. Then everything works fine and at start of system I have screen from linux ...
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Grub gives messages about the boot sector being used by other software. What should I do?

This only happens with one of my computers. It is an elderly laptop that has had a long and varied history with several operating systems, but in its retirement it is acting as a server for my home ...
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Grub error 15. Can't boot at all now

Installed 12.04 on clean second (sdb) hard drive (windows 7 is sda). On first reboot I get Grub error 15 and system dies. On restart system always goes to Grub and now can't boot windows.
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Unable to boot Ubuntu with new Kernel but it works fine with old kernel

I recently acquired a Samsung Series 9-900x3c and installed Ubuntu 12.04 LTS on it. Now I wanted to upgrade to the most recent kernel and after grabbing the packages from ...
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Ubuntu doesn't appears in GRUB menu [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) My system is loaded with windows 7 and Ubuntu 12.04 I reinstalled windows OS and made my ...
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1answer
6k views

How do you clean up your GRUB 2 boot menu? [duplicate]

Possible Duplicate: How do I to remove or hide old kernel versions, to clean up the boot menu? When my computer initially boots up it lists about 8 different options. How can I clean this ...
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968 views

No grub menu after BIOS update 12.04

I updated my BIOS while in Windows. After that the machine won't boot. Gives me grub-rescue> prompt. Tried boot-repair and Advanced Options but it did not work. The only thing that worked was ...
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874 views

Boot-up hangs unless I manually select the kernel in the bootloader

In my stock Ubuntu install (forgot which critter its named for, about one year old), I am able to boot up normally only if I manually select the kernel in the bootloader (Grub). If I step away and it ...
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i cant find grub page in my laptop [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) I had two Operating System in my laptop.Ubuntu 12.04 and Windows 7. last day i reinstalled my ...
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How to fix a computer that won't restart?

I can't restart my laptop under Ubuntu 12.04 and the screen turns black with no response after clicking the Restart button. How do I fix it?
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1answer
203 views

Does changing in `lsb-release` file affects upgrades?

I have Ubuntu and Edubuntu installed on my laptop. But both shows as "Ubuntu ..." in the grub menu. To workaround this, I can change the variable DISTRIB_ID and DISTRIB_DESCRIPTION to have values ...
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Verbose booting of kernel [duplicate]

Possible Duplicate: How to disable X at boot time? Exit Ubuntu Splash Screen Here I have the file: /etc/defaults/grub What do I need to put in that file to make the booting more verbose. ...
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Grub not showing installed kernels

Although I have several kernel versions in /boot and having them in my grub.cfg, they are not displayed in the grub boot menu. Running update-grub seems to work, as it puts the kernels in the ...
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Grub loading unknown file system grub rescue [duplicate]

Possible Duplicate: Grub rescue - error: unknown filesystem I am new to Linux. I had Windows 7 installed in my laptop. Yesterday I installed Ubuntu 9.0 from a free CD I got. I choose the ...
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426 views

Cant boot ubuntu grub wubi install

I have recently installed Ubuntu 12.04 which was an Wubi install so I don’t have a LiveCD. Whenever I boot the computer it goes straight to GNU GRUB version 1.99-21ubuntu3.1. Is there a way that i ...
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Grub rescue prompt, repair grub [duplicate]

I recently repartitioned my hdd and I have damaged grub on my system. On boot I get the grub rescue prompt and I have to go through the following steps in order to boot normally: set ...
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Using fix-boot but still stuck

I have a laptop I used to use for college that was Ubuntu 10.4 /Vista / Win7. I pulled it out and proceeded to install 12.04 advanced partitioning. It was sda1 ubuntu / swap / vista / and sda5 win7. ...
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10.04 server won't boot off latest kernel

I'm maintaining a 10.04 server that is still booting off of the 2.6.32-28 kernel even though a bunch of later kernels are available. My best guess is that the immediately following version was purged ...
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Kernel missing after update, reappears after using Live USB

I run 12.04 on a ASUS laptop that's about 3+ years old, that has a bad battery. (Requires constant AC power.) I recently did an update that included a kernel. I ran the update and rebooted, and for ...
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How to repair GRUB2 in a system with broken recovery mode? [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) How To Repair GRUB2 In A System With Broken Recovery Mode
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4k views

How to restore GRUB when Windows 7 MBR lost it? [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) My dual boot desktop was running only Windows 7 until it crashed on a windows update. Couldn't ...
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1answer
909 views

How to fix the boot set up?

I got two OSes in my PC, Ubuntu and Windows 7. Until yesterday Windows 7 was on top of my dual-boot menu list, but I wanted to change it, so I went inside Windows configurations and put Ubuntu ...
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5answers
5k views

Grub menu not waiting despite of GRUB_TIMEOUT=10

I have Ubuntu 12.04 installed along side of windows 7. The grub menu doesn't seem obey GRUB_TIMEOUT=10, I see the grub menu there for a split second and it immediately defaults to the first option. ...
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How to limit xen dom0 RAM to a certain amount?

How to limit xen dom0 RAM to a certain amount? When there was grub1 and a grub.cfg, I knew how, just add to the kernel options there. Now I have no clue. I have tried setting ...
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How to repair partition table?

I have a dual boot computer with Windows 7 and Ubuntu on it. Recently, i was working in Windows7 and my flash had crashed, the computer rebooted to Error: Partition not found. Grub Rescue> I ...
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libstdc++.so.6:version GLIBCXX_3.4.15 not found required by compiz

I got this error: /opt/quartus/linux/libstdc++.so.6:version GLIBCXX_3.4.15 not found required by compiz I am also unable to work with apt-get.
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Ubuntu12.04 is not booting after connecting DVD Player. Please help

I am using Ubuntu 12.04. Yesterday I connected a DVD player to my system, Now I've got a problem with booting. I get message like: Busy box 2.xx ............ ... dev/disk/uidb<some ...
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3answers
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How do I restore GRUB 2? [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) I upgraded my laptop with an SSD, moving my old HDD to where the DVD-drive was, so that I could ...
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1answer
2k views

How to restore grub2 after failed burg installation?

I'm using 12.04 and few minutes ago I tried to install burg according to this guide. I followed everything till the line burg-emu and there, I saw this minimal bash-like line editing is supported. ...
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Simple way to rename GRUB2 entries

I have many different Ubuntu versions installed on my HD. I'd like to rename some of their entries in GRUB2 boot menu. I have tried two approaches. 1) Like mentioned in ...
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1answer
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Grub messed up on dual boot machine - can't boot live usb

I have a laptop on which I had Win 7 and Ubuntu 12.04 installed. The hdd has two partitions (one primary and one extended). Grub wasn't loaing initially so I ran the boot disk repair tool which ...
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4answers
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Install GRUB to Ubuntu Partition

So my computer has the following partitions: /dev/sda -- (I know this isn't a real partition, but more so the boot loader) /dev/sda1 -- (Windows 7 Boot Loader) /dev/sda3 -- (Windows 7) ...
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Error: unknown file system ! Emergency

I don't know what to do, I was taking some space away from my linux partition and I rebooted and this happened I'm completely stuck is there anyway I can change it to boot with windows instead of grub ...
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3answers
3k views

grub not showing when installed on a separate boot partition

I just installed ubuntu 12.04 using a different partition for the /boot (I don't know why exactly I did this, I remembered reading somewhere on the web about this). The thing is that after this ...
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Ubuntu is okay - Old Vista is still not loading after boot-repair

I have cleaned an old ubuntu - that caused my Grub loader to go crap. I have managed to put a new ubuntu instead of that - but my Vista is stil unaccessible. I have made boot-repair to run (but maybe ...
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1answer
532 views

GRUB can't access my linux partition?

Until now I had 2 NTFS partitions on my harddrive. Now I wanted to install Ubuntu 12.04, so i freed 100GB from the end of my harddrive, created a new ext4 partition, and installed Ubuntu 12.04 on it. ...
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1answer
658 views

Can't boot into Windows7 or Ubuntu 12.04 after running boot-repair [duplicate]

Possible Duplicate: Installing Ubuntu 12.04 on EFI system I have installed Ubuntu 12.04 on my preinstalled windows 7 Sony vaio E series laptop following instructions here: ...
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2answers
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I'm having problems with Ubuntu [duplicate]

Possible Duplicate: How to remove Ubuntu and put Windows back on? Yesterday I tried to install Ubuntu. I burned Ubuntu 10.04 Desktop on a CD, and it was really slow when I tried to boot ...
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1answer
291 views

How can i stop the grub config from being changed during a clean ubuntu install to another partition

Every time i install ubuntu to another partition on my computer my grub settings are changed. Eg getting the frequency out of range error and having to uncomment GRUB_GFXMODE=640x480 every install. ...
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How to use a bootable USB on another machine without grub?

I have installed (not live CD) Ubuntu on a USB stick, and now having dual boot with Windows. How can I use this USB on another machine, as the latter does not have grub. How to make the USB ...
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Shutdown problem in ubuntu 12.04 LTS [duplicate]

Possible Duplicate: Shutdown does not power off computer I am using Ubuntu 12.04 LTS and I'm getting a serious bug: When I try to shutdown my system, my screen goes blank but my CPU fan ...
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3answers
14k views

Moving /boot to a separate partition

I've installed Ubuntu 12.04 on a partition with BTRFS as its file system, but it appears that grub2 seems to have some issues with that file system. For some reason it takes it very long time to boot ...