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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Triple boot Ubuntu, Windows and Mac problem

I run on an intel core 2 duo late 2009 imac 21.5" I have rEFIt installed which changes boot camp (efi or w.e) to show a triple os boot, mac, windows, and linux. I want to install to my WD Elements ...
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0answers
506 views

How can I choose which GPU to use from grub using vgaswitcheroo? [closed]

I have a notebook with switchable AMD/Intel Graphics. I use, successfully, vgaswitcheroo to choose the active GPU and disable the unused one by a script in rc.local. However, I would like to be able ...
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0answers
480 views

grub rescue: hd0 out of disk [duplicate]

Possible Duplicate: Error out of disk, grub rescue My harddisk went to readonly mode while the system was running. After a restart, I started getting "hd0 out of disk" and got thrown into ...
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0answers
36 views

change boot loader order [duplicate]

Possible Duplicate: How do I change the grub boot order? I use windows as primary system. Last week, I installed newest Ubuntu, and I always accidentally boot in to Ubuntu when I want to ...
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2answers
1k views

Macbook can't boot to linux partitions. Forced to use install dvd to boot [closed]

I recently installed Ubuntu 12.04 LTS on my 2008 MacBook and removed Mac OSX completely so that it would just be Ubuntu. At first I was having issues with booting. I would have to hold option/alt on ...
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2answers
8k views

Is it possible to make GRUB2 look similar to burg?

I would like to stick to GRUB since it seems to be more actively developed and the entries are automatically updated after a kernel update. However I love the look of the Burg themes (especially ...
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0answers
407 views

Why does Grub only load on every other attempted boot? [closed]

After upgrading to 11.10, grub doesn't load on every other boot (all the odd number boots, for example). It just sits at a purple screen and waits for me to reboot the computer to load grub again. Any ...
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2answers
1k views

Missing Windows 7 when i installed ubuntu 12.4

i am newbie to this i installed Ubuntu using separate drive and i choose windows 7 loader as a boot device loader and after the installation i can only choose Ubuntu no windows 7 os so please help me ...
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1answer
1k views

How can I enable video-driver accelerated resolution to grub2 menu?

How can I enable driver accelerated resolution to grub2? After installing proprietary NVIDIA driver my splash-screen resolution is changed to some lower value. Typing vbeinfo at grub2 command shell ...
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1answer
718 views

Ubuntu 12.04 not showing in boot selection after installing from Wubi in Windows 7

I know there are already several instances of this problem but I just don't find a similar issue as mine so pardon for being redundant.I am new to Ubuntu but I very much like to understand the whole ...
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1answer
685 views

Grub2 displays only flashing cursor

I have a 11.10 system was running 11.04 without any problems, which I upgraded to 11.10. I noticed that there were many extra kernels that it wasn't using, so I removed all of them other than the ...
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1answer
206 views

grub appears to using the kernel insmod, is this possible?

I am trying to learn the GNU/Ubuntu-Linux in a detailed way. I was reading 00_header, which run first when grub loads, and I saw for i in ${GRUB_PRELOAD_MODULES} ; do echo "insmod $i" done As I ...
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1answer
2k views

Partition not showing in dpkg-reconfigure grub-pc (grub2) menu

I am trying to install grub boot loader on a partition /dev/sda3 (ext3 formatted), but it is not showing as an option when I run dpkg-reconfigure grub-pc. My details are: I have a dual boot system ...
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0answers
47 views

How to change the default selection in GRUB2? [duplicate]

Possible Duplicate: How do I set Windows to boot as the default in the boot loader? I have installed first Windows 7, then I installed Ubuntu 11.10. Now the boot loader is GRUB and is ...
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1answer
3k views

GRUB Drops to Rescue Shell - Fix MBR and Windows Bootloader

I shall just give a bit of background information. I updated a broken Ubuntu installation to Oneiric from the live CD a while ago, and everything appeared to be working fine. Because I don't use the ...
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2k views

12.04 Server does not honor GRUB_GFXMODE in /etc/default/grub?

I'm having an issue with Ubuntu server not showing the correct graphics on the terminal, similar to the issue here. The text is all garbled after grub. Unfortunately, the solution to that question ...
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2answers
3k views

boot partition does not get updated in LVM setup

I am on the ubuntu 12.04 64bit Beta right now. Having a more exotic partition setup: - EFI - /boot PARTITION (fat) - LVM (encrypted) | |- /root |- /home |- /swap Now I noticed that my ...
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1answer
3k views

laptop doesn't boot, stops at GRUB screen [duplicate]

Possible Duplicate: I can't boot into a usable system anymore. What should I do? I installed Ubuntu on a laptop's hard drive along with Microsoft Vista. It was working perfectly, but a ...
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1answer
545 views

Booting from cd, how update grub2 to reflect changed uuid?

I changed disks around now I get a message from grub (grub2) saying disk w/ uuid=XXXX does not exist. I've booted from a usb flash drive now, but can't figure out how to run the grub update so that ...
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1answer
133 views

Why does the grub menu list two different versions of Ubuntu to boot into after I upgraded?

I successfully upgraded from 10.04 to 10.10, albeit with a bit of a struggle. However, after upgrading to 10.10, I rebooted to find that I had a new option. Windows XP, Ubuntu 10.10 AND Ubuntu 10.04. ...
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5answers
2k views

How do I format my ubuntu partition(ext4) and keep my windows partition?

I want my old family pc to use only windows xp now that I don't use it anymore. However, I have a 200GB ext4 partition, containing ubuntu. Windows does not detect ext4. I also don't want it booting ...
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1answer
448 views

Can't boot into Windows after upgrading to 12.04 [closed]

I had 11.10 installed and everything worked fine until I decided to upgrade to 12.04. Now I still see the Windows 7(loader) option in GRUB but when i choose it the screen goes black for a second and ...
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1answer
588 views

Does my laptop have BIOS or EFI?

I have a Sony VAIO S Series Laptop ( Model: VPCSE190X ) ...
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0answers
441 views

Build a custom Ubuntu based distribution [duplicate]

Possible Duplicate: How do I make my own customized Ubuntu version? I am working on making a custom Ubuntu 11.10 based distro.(64 bit) I am adding non open source packages, replacing ...
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0answers
563 views

Why I am taken to grub4dos when selecting Ubuntu from the boatloader menu? [duplicate]

I recently installed Ubuntu 11.04 64x alongside Windows 7 (Ubuntu after Windows 7) on my laptop. Ubuntu installed properly without any errors. When I booted the first time, I didn't see grub menu ...
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1answer
288 views

Grub - multiple distros

I had Ubuntu 12.04 BETA installed on my entire HD. Then I decided to also install Linux Mint Debian Edition 121204 (LMDE). With gparted I shrunk my /home to make room for one more distro I created ...
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1answer
2k views

Computer doesn't boot after installing Ubuntu 12.04 on top of Windows 7

I installed Ubuntu 12.04 in my computer without problems, but after rebooting i got the following error Error: No such partition grub rescue> I know this is a common problem and i tryed all the ...
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1answer
204 views

Does a upgrade from 11.10 to 12.04 updates a (manual) GRUB installation to GRUB2?

I have a Lenovo Ideapad S205, which has difficulties with GRUB2. Therefore I did a manual installation of GRUB 0.97. Will a upgrade from 11.10 to 12.04 destroy my old GRUB or will it respect the ...
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1answer
343 views

Ubuntu boots but gives no screen

I got Ubuntu 11.10, with gnome-shell as desktop manager, and whenever I boot(select ubuntu from grub, just so you know where we are) it gives no screen, and if I wait a minute orso, and press the ...
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3answers
8k views

Is there a way to save the output of vbeinfo?

I'm trying to correct some GRUB2 and Plymouth display problems in 11.10 as part of an ongoing saga. I'm going to run the vbeinfo command to check supported display modes, but unfortunately from what I ...
5
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1answer
4k views

No sound and flash videos play super fast after daily update

I just updated my 11.10 Ubuntu from the regular auto updater. After I restarted my laptop I have no sound and the videos in YouTube (and other websites) play super fast. Not sure if it has something ...
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2answers
5k views

Can't boot Windows from GRUB

I bought my notebook with Windows 7. I, one day, decided to install Linux. I did it, but I am unable to boot Windows. When I turn the computer on, I get to GRUB. If I choose Linux, I'm good to go, but ...
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2answers
11k views

Grub rescue problem after installing Ubuntu 12.04 LTS

I have dual boot with Window 7 And Ubuntu 11.10. Yesterday I tired installing Ubuntu 12.04 LTS , by Manually removing all Ubuntu 11.10 partitions, creating new partitions and installing Ubuntu 12.04 ...
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2answers
422 views

Can not reinstall grub on a ubuntu and window system

I am using ubuntu since tw year and so i am assuming that i am not a total newbie into it. The problem arose yesterday when I used some creepy command to check wether or not it works on my system, ...
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2answers
8k views

Ubuntu 12.04 does not start GUI [closed]

I have just upgraded my installation of Ubuntu 12.04 beta, and now I won't start the GUI. If I go into "Previous versions of Linux" from the boot-menu I can start the old upgrade without problems. The ...
2
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1answer
5k views

Ubuntu 11.10 not showing up in GRUB bootloader after update and restart :(

I was using ubuntu 11.10 with gnome-shell. I installed various useful softwares and ran system update using update manager which ran smoothly and asked me to restart my comp at the end. I restarted it ...
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1answer
745 views

DRIconf for 12.04

I'm having problems on 3d acceleration on Ubuntu 12.04 that I hadn't have before on 11.10. I've an Intel HD graphics, what can I do?? I've downloaded DRIconf, I used it on 11.10 and it worked great. ...
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1answer
719 views

Installing Ubuntu 12.04 alongside Ubuntu 10.04

I'm running Ubuntu 10.04 on a netbook with a 160G Hard Drive. If I want to change to Ubuntu 12.04, there are 3 options: Upgrade to 12.04 Erase Hard Disk and make a clean install of Ubuntu 12.04 ...
0
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1answer
816 views

I installed latest kernel version on Kubuntu but it doesn't appear on grub list

I installed the latest kernel version (3.0.0-15) through the Muon package manager of Kubuntu 11.10 but when I reboot the system it doesn't appear on grub list so I can use only the 3.0.0-12 kernel ...
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1answer
3k views

grub “unknown filesystem” error on boot

When booting via grub I get the following error: error: unknown filesystem. grub rescue> ls (hd0) (hd0,msdos7) (hd0,msdos6) (hd0,msdos5) (hd0,msdos1) (fd0) grub resuce> set ...
2
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2answers
3k views

Can't repair GRUB

I'm trying to repair my GRUB after Windows 7 installation. I have 64bit and 32bit live Ubuntu CDs + Super Grub Disk (Rescatux) + Boot-Repair-Disk . I'm following this answer's steps . But in 6th ...
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0answers
626 views

How to restore the boot logo?

This is a question I had since Ubuntu 11.04: how can I restore Ubuntu's boot logo? I installed it in four different PCs (one of them a VM, another of them, my actual installation on my Mac), and I ...
1
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0answers
277 views

Computer Freezes After GRUB [duplicate]

Possible Duplicate: My computer boots to a black screen, what options do I have to fix it? Ok so I've just built my first computer and have got it running, here are the specs: Asus P8Z68-V ...
3
votes
1answer
2k views

How to fix “Disk drive for /boot/efi is not ready or not present”? [closed]

After I updated BIOS/UEFI version to 1101 on an Asus P8Z68-V PRO motherboard Ubuntu (11.10) did not boot. After POST all I saw was a black screen with a blinking cursor in the top left corner. I ...
0
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0answers
91 views

Upgrade to 12.04 Failed to Install GRUB [duplicate]

Possible Duplicate: GRUB complains of “no such partition” after installing 12:04 I started upgrade and everything went well until I got message that it failed to install (or ...
2
votes
3answers
845 views

System completely hangs sometimes on an Asus X54H

I have installed Ubuntu 11.04 through USB stick on my Asus X54H laptop.Every thing is going fine but sometimes the system hangs up with the complete black screen,after that it does not respond any ...
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3answers
3k views

Dualboot windows and Ubuntu but automatically boot in Ubuntu

I sometimes need Windows for some school projects. So I was thinking is there anyway to have both Windows and Ubuntu installed but automatically boot in Ubuntu but if i pressed F12 or just something ...
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0answers
531 views

Live disk session installer hangs [closed]

So here's the long story, WIn7 updated itself, broke its ability to boot. I use the windows repair session, and that breaks grub. Now I'm running from an ubuntu live disk, have tried multiple times to ...
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1answer
159 views

Dual OS goes into infinite reboot

I have both Windows 7 and Ubuntu 12.04 installed on my Laptop. For some reason, windows had an error, so it started the repair tool. This was taking a while and so I cancelled it. Now my GRUB screen ...
0
votes
1answer
610 views

PC won't boot up after installing 11.10

I have a HP/Compaq s1010z (AMD64) desktop and installed 11.10 from a CD (using the entire disk). So it formatted the entire drive, went through installation and then it ejected the CD and asked me to ...