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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Boot to command line 12.04 (grub options not working) [duplicate]

I installed 12.04 Desktop because I want the option to run Unity in the future, but I PREFER to work headless via SSH. I changed the following in /etc/default/grub: GRUB_CMDLINE_LINUX_DEFAULT="quiet ...
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1answer
1k views

grub does not display activity during boot

Prior to Ubuntu 11.04 I could configure grub so that after the menu is displayed and the system is booting detail of the boot activity appears. Now there's just a blank screen between the menu and gdm ...
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1answer
569 views

Windows 8 doesn't appear in the bootloader after installing Ubuntu 13.04

On my windows 8 PC I installed ubuntu 13.04 through USB. After that no option to select Windows 8 was in the bootloader. How can I add Windows 8 to the bootloader?
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390 views

Cannot boot into Ubuntu (12.04) after putting Sapphire 7770 OC on my pc

I have the following problem: I have 2 hard disks on my pc. My first disk is a 500 GB hd and I have got Ubuntu 12.04 installed a long time now. My second disk is a 2TB disk in which I just installed ...
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2answers
120 views

Partition deallocated

I need some urgent help here. I had 3 partitions on my computer, one for windows, the other for ubuntu and the last one for files. I was going to re-install windows and from the windows boot cd I ...
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1answer
42 views

Add sessions to Grub

I have Xubuntu installed on an old P3 computer. I also installed packages for lubuntu and Kubuntu. Grub has changed since I played wit it last so many years ago and I want to add the other sessions ...
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1answer
47 views

authentication password required to download ubuntu application

I m using a wifi connection but when i m trying to download Ubuntu app from app store it is asking for some authentication password,i m also unable play downloaded video it asks for plugin
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1answer
570 views

Grub Cannot load Ubuntu [duplicate]

My computer refused load Ubuntu and instead gave me grub. When I typed boot, it said you need to load the kernel first. I saw some other stuff on grub so I have tried find /boot/grub/stage1 but it ...
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1answer
10k views

Booting Win7/12.04 — what do I need for EasyBCD?

I've tried installing 12.04 about three times now into a 150GB partition on the same HD as Win7. No luck so far -- the install always seems to work, but I never get a boot option. The 12.04 live CD ...
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2answers
203 views

grub is removed when uninstalling/installing operating systems

I have two partitions with ubuntu installed on each of them. I removed one of the partitions with g-parted live, and when I reboot, I expected grub still to display with the other partition with ...
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1answer
93 views

uninstall ubuntu laptop

I had ubuntu as a dual boot on my laptop. I wanted to install a fresh copy of ubuntu and delete the partition on windows and reclaimed it as a new storage location. I then downloaded the windows ...
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1answer
791 views

extracting install iso to a partion

I currently have ubuntu 12.04 installed and I am ready to upgrade. I would like to do a "clean install" for various reasons. When I installed 12.04 I had extracted the iso to a 1GB "installer" partion ...
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1answer
196 views

Old Ubuntu, new Windows

I've been using Ubuntu 13.04 that was installed inside Windows 8 on my C drive. I did a lot of customization to Ubuntu to make it more beautiful, and had lots of software installed. I had to ...
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1answer
162 views

When I try to install Ubuntu, the screen res is too low to use the installer

I have an Acer Aspire V3 with 8gb RAM, 1tb HDD, nVidia GeForce 650m 2gb graphics, 17.3" screen with 1600x900 res. When I use GRUB I cant boot it without nomodeset. When I get to the graphical ...
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1answer
2k views

grub says unknown file system. what do I do?

I have a dual boot PC with Windows XP and Lubuntu. What happened is, I tried to uninstall Lubuntu by trying to format the root drive while using Lubuntu. it just said error, so I looked for other ...
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How to enter single-user mode in Ubuntu 13.04 to install e4rat?

I've just upgraded to Ubuntu 13.04 on my HP dv6, and I've been going through the usual ritual of setting up Bumblebee etc. Since Jupiter is no longer supported, I followed the steps here to install ...
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3answers
1k views

GRUB Issues Acer Aspire v5-513

OK, this laptop is pissing me off. I did a dual-boot install of Windows 7 alongside Ubuntu 13.04. I've done this many times on other systems, and never had a problem. I am now. The installation went ...
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1answer
772 views

Installing crunchbang (grub) alongside WUBI

Is it possible to dual-boot with Ubuntu 12.04, Windows 7, and crunchbang? I have Ubuntu installed with WUBI, so there is a virtual drive inside my C:/ drive. If I were to install crunchbang normally ...
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1answer
2k views

RAID 5 Inactive at boot - error: found two disks with the index 1 for RAID md/0

My OS is Ubuntu 12.04.2 LTS with this kernel: 3.2.0-49-generic #75-Ubuntu SMP Tue Jun 18 17:39:32 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux I have a raid 5 array composed of 3 hard drives and suddenly, ...
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1answer
77 views

I can't boot without flash drive [duplicate]

I re installed Ubuntu 12.04 from a flash drive, it doesn't boot without the flash drive. I tried to install the grub in using the command sudo grub-install /dev/sda but it says it cannot find the ...
0
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1answer
85 views

Ubuntu fails to boot on a dualboot system

I started up Ubuntu and everything went fine till it locked up, so I restarted the tower, and upon reboot, I selected Ubuntu from Window's bootloader, but the boot failed with an error message and ...
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2answers
339 views

Please help me fix my Ubuntu installation and the bootloader issues

My situation is the following I have no Linux experience. I have a hard disk with two partitions. One used to have Windows 7 on it, the other one was recently formatted in preparation for an Ubuntu ...
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1answer
218 views

Ubuntu on Mac cannot locate via OSX or boot it throught rEFIt…

... it comes up with Operating system not found. What do i do? I recently installed Ubuntu along side OS X (Snow Leopard) and when I rebooted my macbook and choose Ubuntu, I got a message saying ...
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1answer
7k views

How to use windows 8 bootloader instead of ubuntu 13.04grub?

I have dual booted my netbook with windows 8 pro and ubuntu 13.04. i do not like grub and think the windows 8 bootloader is a lot more clean and sharp. Is there a way to use the windows bootloader ...
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1answer
963 views

Why is my Ubuntu 12.04 not booting after GRUB? [duplicate]

I've seen a lot of similar issues, but none have quite answered my question. To elaborate, I am trying to dual boot Ubuntu 12.04 alongside Windows 8. I am using a linux usb creator to boot linux. I ...
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1answer
1k views

Linux Grub doesn't show up

Last day I bought a laptop with NVIDIA G105M and Intel Core Duo Inside which has Windows 7 default. As a Linux fan, I wanted to install Ubuntu to my laptop and I plugged in my old live USB (which I ...
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1answer
18 views

Error in downloading

I want to create a DVD of my softwares installed on my Kubuntu. I tried to download APTONCD but it can't be downloaded. I tried it from Terminal and at 98% it gave error that files cannot get from ...
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1answer
169 views

how to boot into Windows XP?

I am not finding a way to boot into Windows XP in my PC. This is the sequence of installation I have done in my PC. Ubuntu 13.04 Windows XP(formed Dual-Boot) Windows 8 installed( Not formatted ...
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2answers
68 views

Installed Ubuntu alongside Ubuntu but there is no GRUB

I installed Ubuntu 13.04 64 bits alongside Ubuntu 13.04 32 bits. After booting my computer, I expected the GRUB to choose between them, but there is no GRUB.. what can I do know? Here you have the ...
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1answer
553 views

Completely messed up booting. Can't even boot from DVD

I'm so sad I did such things, but about two weeks ago a got a new Lenovo u510 laptop. Of course that's not the problem :D. I wanted to dual-boot Ubuntu alongside Windows 8. Everything was quite ...
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1answer
100 views

Swapped graphics card, ended with dead system

Where to start.... My OS is Ubuntu Server 12.04.2 AMD64 (no specific reason to get server other than avoiding any preset desktop environment right out of the box). I was having the fun of my lifetime ...
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1answer
6k views

HELP! Grub Rescue Mode

I have a laptop which is partitioned with Windows 7 and Fedora 18. I tried to delete F18 in Partition Manager in Windows 7 and then when I restarted my computer it would still go to GRUB launcher and ...
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1answer
2k views

Forgot password and can't access GRUB menu [duplicate]

I forgot my username and password so I can't log on. I have seen how to load a recovery boot from the grub menu, but I can't access mine. It says press esc, but I've tried at least 50 million times ...
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1answer
5k views

Updates fail due to “/etc/default/grub: splash”: not found” error

I upgraded Ubuntu 11.10 to 12.04 LTS immediately after its release (april 2012). Since then updates (new kernels and others) succeeded regularly, but recently, suddenly, updates fail consistently. ...
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1answer
178 views

Ubuntu 13.04 booting problem

I have a Dell Inspiron 3521 laptop, Core i3 with 4GB RAM, and a 500 GB hard drive. I tried to install Ubuntu 13.04 from a USB, alongside Windows 7. Everything went fine and it said restart now to ...
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1answer
2k views

no kernel in grub

hi linux professionals =O I had ubuntu 12.04 3.5.0-23-generic dual boot with win7 .but there was a problem to use ati/radeon fglrx on my system so i decided to downgrade kernel (because that driver ...
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1answer
2k views

Better Way to Convert Partition From Ext4 to Ext2? (including encrypted home)

So I ran into a situation the other day. I needed to revert my ext4 Ubuntu installation to a ext2.This is because I am using TrueCrypt and an alternative boot loader than grub2. I have later been ...
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2answers
4k views

Grub2 points to the wrong harddisk after installing one more harddisk

I have a desktop with two SATA hard drives installed. On one I have Windows, on the other I have Ubuntu 12.04. Everything works fine. Now, I want to install one more hard drive. This is an IDE drive. ...
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1answer
158 views

Ubuntu 12.04 Grub disappear + live USB don't work

I have two partition; 1 for windows 8 and the other for ubuntu 12.04 (and of course the swap..). It all works perfectly but then I re-installed windows 8 so the GRUB disappeared and it goes directly ...
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1answer
2k views

Remove Windows 8 bootloader from another drive

I have deleted the partition of Windows 8 and resized the Ubuntu partition to cover the whole disk. Now I don't want Windows to show up in the boot menu. I ran sudo update-grub. It shows up Found ...
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1answer
565 views

What is the recommended way to chainload separate Ubuntu /boot partition

I want to have dual-boot two different Ubuntu distributions on the same hard drive. I've installed the first, with external /boot partition (e.g. /dev/sda2). Then I've installed the second ...
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1answer
469 views

grub rescue command. grub not working in ubuntu 13

I have dual boot ubuntu and windows. When I started my machine, it started with grub rescue > command. I researched this, but couldn't solve the problem, so I tried to reinstall windows 7 and ...
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0answers
23 views

Computer won't boot after installing updates [duplicate]

I am a novice user. After installing the latest updates a couple of days ago, how do I get computer to boot up? All I get is the following message: GNU GRUB version 1.99-21ubuntu3.9 Minimal ...
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2answers
605 views

How to remove password recovery reset?

How can I remove the ability to reset passwords outside of Ubuntu. This probably is ill advised, but I already have set a really good password that I cannot forget with high entropy and 42 ...
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2answers
31k views

Tried to boot Ubuntu, but the GRUB rescue shows up instead

Tried to boot Ubuntu, but something like this shows up instead:
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1answer
80 views

grub rescue after ububtu removing

I've red plenty articles but i got no answer. i had improperly installed ubuntu 13.04 so i wanted to remove ubuntu from my hard drive. so through live cd -> gparted i removed everything linux ...
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1answer
2k views

Black screen of death after reboot during isntallation of Ubuntu 12.04 - x64 AMD and ATI Radeon HD 2400 XT

I have been cracking my head over this for two days now. My procedure is as follows: I run the live CD from a pendrive Choose to install Ubuntu turn the internet connection ON and OFF during ...
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3answers
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Ubuntu 12.10 not using current Kernel

When performing the sequence of commands: sudo update-grub Searching for GRUB installation directory ... found: /boot/grub Searching for default file ... found: /boot/grub/default Testing for an ...
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1answer
762 views

Fixing GRUB after fresh install from LiveCD on USB

I just reinstalled Ubuntu 12.04 using a LiveCD mounted on a USB drive. When the USB drive isn't plugged in... things won't boot. I'm new to Ubuntu, so please bear with me. After a bit of reading I see ...
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3answers
12k views

Dual boot menu not showing after installation of Ubuntu 12.04

Before installing Ubuntu 12.04, Windows XP with three drives were there. I've installed Ubuntu 12.04 64 bit in of the three drives which I've mentioned above, installation went fine but after ...