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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Grub error: ubuntu and windows 8 = Error invalid signature

I've recently installed ubuntu 13on a partition with windows 8 but i can't return on the windows loader. I got Error invalid signature when i select windows 8.However ubuntu works perfectly. I've ...
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199 views

two boot loaders. want the original one

I just installed elementary OS to my PC alongside with Ubuntu 13.04. sdb1 - Ubuntu sdb4 - eOS My problem is that Ubuntu's grub has been overwritten.. and the new one boots by default into eOS. How ...
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185 views

Have SSD with Windows 7, ubuntu 13.04 installed but GRUB does not work

I have installed Ubuntu several times and GRUB does not work. I tried using the boot repair tool and this always gives an error that is not informative. I saw when creating the drive that there was ...
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7k views

Installing Ubuntu 13.04 on a MSATA SSD

I am trying to install Ubuntu 13.04 on my 24Gb MSATA SSD. In my laptop, I've also got a 500Gb SATA HDD. I realize that in order for this to work I need to put my /home directory on the 500Gb HDD. I'...
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How can I access Ubuntu from Windows 8?

I've dual booted my laptop with Ubuntu-13.04 and windows 8 While I am in windows-8, is there any way by which I can boot installed UBUNTU in virtual machine, or any that kind of Software? I just ...
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68 views

GRUB menu not appearing

I have a laptop with windows XP installed. I installed ubuntu 13 as a dual boot and everthing appeared okay Later on I booted with windows and since then the GRUB menu is never displayed when the ...
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How to get Windows booting after uninstalling Ubuntu?

I had a dual boot with Ubuntu 13.04+ Windows 8, Windows 8 being the primary system. I decided I don't need Ubuntu at the moment, so I wanted to uninstall it. Here are the steps I took. Used EasyBCD ...
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529 views

how can I regain access to my windows 7 after installing ubuntu 13.04 alongside windows 7

I am very new to ubuntu. Chose the option to load ubuntu alongside windows 7 from my flashdrive. When I was prompted to set the partition, I allowed it to do it automatically (to avoid issues... so ...
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703 views

No native mode forcing panel scaling

I have Dual OS in my computer, Windows 7 and Ubuntu 12.10. Until recently, both OS were working fine, but recently, when I get the GRUB menu and choose Ubuntu, I get the following error message 12....
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472 views

Dual boot Win7/Ubuntu - GRUB menu flashes; cannot select

I have Windows 7 and Ubuntu 12.04 LTS on two separate partitions on my desktop. I used to be able to get the GRUB menu at startup when I had an older Ubuntu version (probably 10.x) but, after ...
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588 views

Grub boots windows 8, but not ubuntu 13.04

So when I start my computer grub comes up just fine and I have 4 options. Ubuntu; Advanced options for Ubuntu; Windows UEFI bkgbootmgfw.ofi; windows boot UEFI loader. The Windows boot UEFI loader ...
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740 views

stuck on grub screen ubuntu13.04

I tried installing ubuntu 13.04 alongside windows 8 on my Asus K55V laptop (it came with windows 8 preinstalled) via USB, however whenever I try to boot ubuntu I just get to the command line prompt. ...
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342 views

Why does UEFI installer not run on my EFI machine?

Have been working on building a multi boot system using EFI. This EFI capable system can not boot Ubuntu or any other installation media using EFI with the only exception being Windows installation ...
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6k views

How to install Grub Customizer into lubuntu 12.04

I'm having problems installing grub customizer into lubuntu 12.04 I tried the code sudo add-apt-repository ppa:danielrichter2007/grub-customizer sudo apt-get update sudo apt-get install grub-...
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46 views

Can't start up pc after trying to instal ubuntu

Today i tryied to install ubuntu 13.04 x64 bit, after trying to instal it with deamon tools my pc tripped, and tried to reboot. But when it tries to boot it says: Ubuntu no such device : a long code.....
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556 views

Adding an entry to GRUB?

I have Ubuntu 13.04 installed by side of windows 7. Windows 7 is installed on sda7. But due to one reason or another it doesn't show up in the GRUB menu. So please help me out in adding it. I've ...
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2k views

Stuck on GRUB screen Ubuntu 12.04

I installed ubuntu 12.04 alongside with windows 8. After installing i restarted computer and I found my self stuck on GRUB screen(I dont know what to call that). So I press power button and restarted ...
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235 views

Unable to use mount -rw

I forgot my password to the root account, I have autologin enabled so I can use it, but unable to make changes in it. After searching and searching I found a "solution" which does not work for me at ...
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Removing GRUB after removing Ubuntu [duplicate]

Actually, I have done something terribly wrong. I did not want Ubuntu 13.04 on my PC anymore. I was sick of dual-booting every time the PC starts, and I wanted to return to Windows as well. (My ...
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216 views

GRUB problem: 12.04 not booting without USB drive

First of all: this is not a duplicate of the all the "GRUB on the wrong hd" questions. Problem: When booting, the system will not boot unless the installer USB flash drive is present. If I boot ...
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79 views

Unknown filesystem error at boot

After upgrading 12.04 LTS kernel from 3.2.0-48 to 3.2.0-51-generic, GRUB stops at startup with message Unknown filesystem. Pressing enter it boots normally. Booting to a previous kernel works nice. ...
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Installed Ubuntu 13.04 alongside with a pre-installed Windows 8. Neither boot!

I'm trying to install Ubuntu on an E-series Vaio with windows 8 pre-installed. To do so, first I shrinked windows 8 partition (using the windows software). Then I burnt a 64-bit Ubuntu 13.04 Live DVD....
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806 views

Can I uninstall specific version of kernel? [closed]

I upgraded from LinuxMint 14 to 15. After the upgrade the normal boot pointed to "Linux Mint 15 MATE 64-bit, 3.8.0-27-generic" in the grub file. The normal boot fails, it freezes on an error - "Kernel ...
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853 views

I can't boot of Ubuntu OS when my Windows 7 hibernates

I have Ubuntu 12.10 and Windows 7 Home Basic in one machine. After I put my Windows 7 to hibernate and then when I press the power button, instead of loading the BOOT OPTIONS or GRUB screen it ...
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Dualboot Windows 8 and Ubuntu 13.4 no sign of GRUB [duplicate]

I have installed Ubuntu several times now, but I am never able to boot in that partition. My UEFI/BIOS does not recognize it, and every boot option I have chosen leads to Windows booting. There is no ...
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Install grub2 to usb-drive in order to boot to hdd-installed Ubuntu 13.04 x64 in UEFI mode

I've been trying to find a way to install grub2 to a usb drive, in such a way that I can boot a PC in UEFI mode into Ubuntu, without modifying the UEFI firmware settings in any way or replacing the ...
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2answers
443 views

no grub2 boot menu

i installed Ubuntu 13.04 after using windows 8 for a while. everything during installation went smooth and fine but after the reboot, i am unable to boot into Ubuntu as my computer directly boots into ...
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1k views

Unable to install bootloader

I am trying to install Ubuntu 12.10 on a HP ENVY Ultrabook 6-1113tx with Windows 8 pre-installed, off of a LiveUSB. We tried installing Ubuntu 12.04 onto his 32GB SSD by overwriting Windows 8 with ...
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2k views

grub rescue /deleted ubuntu partition

I accidentally deleted the Ubuntu partition. All I get now is the grub rescue menu and I have a Live Usb from Ubuntu but I cannot do anything with it. I changed the boot device priority from BIOS but ...
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are there any mirrors for boot-repair-disk-64bit.iso?

Trying to recover from a grub error so I'm downloading http://sourceforge.net/projects/boot-repair-cd/. Sourceforge is absurdly slow, it's going to take an hour at least to download 500MB. Are there ...
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132 views

Computer not reconizing ubuntu boot file. Ubuntu 13.04

After trying many times to install Ubuntu 12.04 onto my computer and it not working I gave 1 last shot to the latest software(Being 13.04), and it installed but it wont boot unless I have the install ...
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447 views

kernel did not upgrade between 12.04->12.10->13.04

Last week I did a dist-upgrade from ubuntu 12.04 to 12.10 and after that from 12.10 to 13.04. Almost everything worked quite ok, but i noticed that the kernel was still 3.2.0.52 and not a 3.8 kernel. ...
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Need Help Fixing Grub after Installing Ubuntu 13.04 x64 Alongside Windows 8 on a Lenovo IdeaPad Y400 with UEFI

I have a Lenovo IdeaPad Y400 that came pre-installed with Windows 8. I would like to run Ubuntu alongside it in a dual-boot configuration. I've spent the past week fiddling around, re-installing both ...
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17k views

Ubuntu 12.04 LTS - Black Screen at boot After changing Nvidia Driver

2 days ego i updated my Ubuntu 12.04 LTS to latest updates but i ignored Grub Updating because I thought it will clear my grub settings (I'm so noob!). After restart every things was right, the Ubuntu ...
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162 views

How to upgrade to Windows 8 with Windows 7 and Ubuntu 12.04 LTS already there in Dual Boot Settings

I am using a Dell Inspiron 15R 7520 SE laptop which came with Windows 7 64-bit Home Premium. I followed these links to install Ubuntu 12.04 LTS in dual boot configuration : http://www.linuxbsdos.com/...
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699 views

Windows 8 boot from grub broken after apt-get upgrade

I have been running Windows 8 on a different partition, alongside Ubuntu 12.04, working fine. After running sudo apt-get upgrade the Windows 8 partition can't boot. I can still see Windows 8 (on dev/...
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2answers
548 views

GRUB (or rather BURG) takes 30 seconds to load

I installed a new drive today in my old computer. I'm running Windows 8 and Ubuntu 13.04 using BURG as my bootloader. On my old drive grub/burg would load up instantly. However, now that I've replaced ...
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453 views

Bootloader not working

With not apperant reason when I booted my computed today I got to a Grub command line screen. As far as I read it seems that the grub might been defected. I've downloaded the Ubuntu live CD and ran ...
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5k views

Ubuntu 13.04 not booting after clean installation

I have just installed Ubuntu 13.04 but it doesnt boot (I'm using "try ubuntu" option). I downloaded the iso that corresponds to my computer (amd x64) and I made a USB device bootable using the ...
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1answer
553 views

I accidentally formatted my hard disk containing ubuntu partition

I accidentally formatted my hard disk containing ubuntu partition. I also run a windows vista. I formatted my 2nd hdd, the ubuntu partition. after I reboot I'm getting a message error:no such device:...
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412 views

grub rescue toughies

I booted a custom distro from a Live CD. I decided to dual boot with WinXP, so I created a small partition and installed the OS. There was a little incompatibility with the processors that I fixed, ...
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2k views

GRUB: “invalid arch independent ELF magic” - usr/sbin/grub-bios-setup: Not found

I just got over with installing Ubuntu 13.04 on my Asus laptop from a USB stick. After the installation finished and the computer restarted, it started up with a GRUB: invalid arch independent ELF ...
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1answer
803 views

Problem booting (Ubuntu/Windows 8)

Here's the problem (suddenly appeared). I turn on my pc tries to boot... The underscore blinks for some time, screen goes black and starts over again. Goes on for some time and after a while i get: ...
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2answers
315 views

How do I get Ubuntu 13.04 to recognize my pre-installed windows 8 OS?

I am completely new to installing Ubuntu. I really wanted an easy install however it seems that is impossible. I am familiar with using ubuntu though and I would like to be able to have it on this ...
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969 views

Dual Boot Windows 8 and Ubuntu 13.04 on two drives

I'm trying to boot Ubuntu 13.04 and Windows 8 on my aspire S7. I have two SSDs and I installed Ubuntu first on one then Windows 8 on the other after a while. I can boot into either OS by entering the ...
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98 views

Can't start Ubuntu [duplicate]

First of all: I speak Spanish. So I hope you understand what I am asking: Recently I successfully installed Ubuntu 13.04. So after a week, I turn on my computer and this is what I get. This shouldn'...
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101 views

13.04 on Macbook Air 2011 - Ran update and now boots into osx recovery

Recently I wiped OS X completely from my Macbook Air and installed Ubuntu 13.04 alone. This worked great because it even booted automatically into Ubuntu without needing to hold any keys. Today, I ...
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22k views

How to auto boot to ubuntu instead of showing text mode grub menu on power failure [duplicate]

Text mode boot screen shows when the PC is started. (it shows when for some reason, restart was not done safely, but in remote location I must need to boot the PC on power on) How can I on power ...
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4answers
15k views

Installing Ubuntu in a external hard drive and NOT placing GRUB of my C: hard drive

what I want to do is this. I have an external hard disk drive, a SEAGATE expansion 1TB, you can take it a look here: http://www.seagate.com/external-hard-drives/portable-hard-drives/standard/expansion-...
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912 views

Black screen after GRUB

Good afternoon. First of all, sorry for my english, i know it's not the best you have ever read. This morning I installed Ubuntu 13.04 and I was trying playing a little with its configuration (...