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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How to solve the error of “Gave up waiting for root device” at boot?

I am using Lubuntu 13.10 which has been working fine for about a month, but suddenly my desktop froze and since then I get the following error at boot which doesn't allow me to use it: Gave up ...
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Why do I keep getting GNU GRUB?

My computer is not a dual-boot it is just Ubuntu. Why when I boot up do I get the GNU GRUB menu? It has options like recovery mode and stuff.
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ACPI PCC probe failed, starting version 219 [duplicate]

I have just upgraded to Ubuntu 15.04 and get this on first and subsequent restarts "ACPI PCC probe failed, starting version 219" which just hangs my computer. I have to use recovery to get the ...
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How to boot into Kubuntu if i have two disk?

at me is kinda driffent how i thought, after i installed kubuntu i rebooted my pc and it only boot into my Windows 7, if i boot my aother disk it will boot back into window and here my disks: ...
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Ubuntu 15.04 with Kubuntu Plasma Desktop not booting

I upgraded to Ubuntu 15.04 today. The Laptop booted fine. However, after that I also installed Kubuntu Plasma Desktop from the Ubuntu Software Center. On booting default “Ubuntu” I get a black blank ...
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Issue installing Ubuntu via USB - no the normal install instruction forums have not helped

I'm a new to Linux operating systems and am having some problems installing Ubuntu 14.04.2 I am trying to install it on a HP laptop running Windows 8.1, I have created a separate partition of my hard ...
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GNU GRUB Version 2.02 beta 2-9 while booting from USB

I attempted to install the latest version of Linux Ubuntu Studio, with previously installed Ubuntu 14.04. Installation procedure went fine, it was only at the finish, when something collapsed, I ...
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3answers
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Windows 7 + Ubuntu 12.04 + Invalid EFI file path + Boot repair + Grub many entries

I've a ASUS N56VZ with Intel Core i7 - 3610QM, with Win 7 Home Premium x64 pre-installed. This computer come with EFI instead of the traditional BIOS. When I bought it, I had 3 visible partitions. C ...
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windows 7 booting in background but shows the grub screen of UBUNTU 14.04 wallpaper in distorted way

I dual booted my HP Pavilion 15-n012tx (which was pre-installed with Windows 8 pro) to Windows 7 and Ubuntu 14.04 Trusty Tahr. Booting them was fine with no errors. Installed Windows and Ubuntu in ...
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56 views

Live USB doesn't start - GNU GRUB version 2.02

When starting my laptop, the first and only screen I see is "GNU GRUB Version 2.02~ beta 2-9 Minimal BASH-like line ...". I can't access to BIOS, nor use a bootable usb flash drive. It doesn't read ...
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142 views

Updated to 15.04, Black screen with flashing cursor.. Suspected grub issue

The black screen with the flashing cursor was completely unresponsive. I loaded up a bootable USB drive and did "Try Ubuntu". I started looking around in Gparted and found this.... ...
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unable to boot linux

I have installed linux on my brand new alienware area 51. When I start it up it loads directly into windows. If I press F12 for options Linux is nowhere to be found. I have tried using boot repair to ...
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23 views

On moving from Ubuntu to Windows, do I need to repair grub2? [duplicate]

I wish to install Windows 7 over Ububtu 12.04 LTS. Can I skip the grub2 repair part and use easy BCD software meant for Windows for creating a boot menu? Can I use a live CD of Ubuntu 14.04 LTS for ...
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13 views

How can I uninstall Ubuntu from a pre-installed Windows 8? [duplicate]

I know that this question has been asked a lot of times, but I've been searching and I didn't find a solution. I have two partitions, a partition with Windows 8.1 and another partition with Ubuntu ...
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31 views

Plymouth boot screen, boot messages on a background

I have set a custom background for my Grub screen, my Plymouth splash and my MDM greeter. I use the same image for all three backgrounds and it looks pretty good so far. What I would like to do now ...
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2answers
45 views

Windows 8 Doesn't Appear in Grub

I am trying to get Windows 8 to appear under my Grub menu. Here's some background details: Boot Info Script: http://paste.ubuntu.com/10871014/ CPU: Intel 4790k MB: Asus Hero VII UEFI Bios GPU: EVA ...
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Powered down my laptop during a drive partition, any way to save some data?

I was in the process of partitioning my laptop drive which was running the latest version of Ubuntu when I was forced to turn it off, knowing the damage it could cause. When I turned it on later it ...
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Add Windows 7 to boot menu

Device Boot Start End Blocks Id System /dev/sda1 * 1 13 102400 7 HPFS/NTFS - system restore /dev/sda2 13 4674 37436416 ...
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2answers
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problem dual-booting Windows with EFI and 2 hard disks

I've searched everywhere for answers to the problems I'm having, and can't find a solution. I hope someone here can help. I have a Thinkpad T420 with two hard disks. The first hard disk is internal ...
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1answer
95 views

Can't boot to Ubuntu, after messing with GRUB file

I use Ubuntu 14.04 (alone, no dual boot) and today it installed a new kernel (3.13.0-49). For some reason, it did not work well with my system, the mouse did not respond, and neither did my network. ...
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/dev/sda1 /boot corrupted

I am running a Ubuntu 14.04 on an IBM-Thinkpad X61 tablet (no Windows dual boot) and it seems I have corrupted my /dev/sda1 /boot. Symptoms: 1- When I login to home window, a "System Program Problem" ...
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24 views

Can't boot any live cd anymore

I have a dual boot setup on a UEFI machine, and until today I had no problems with this setup. However couple of days ago I tried installing Fedora 22 Beta. I was able to boot to the menu with: ...
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Problems booting Ubuntu, “gave up waiting for root device”

I had very odd things happen after I decided to upgrade my Ubuntu 12.04 installation to the newer 13.10. I decided to upgrade version by version to avoid losing my configuration. The upgrade from ...
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Inaccessable Ubuntu Partition

I am having a bit of trouble with my Ubuntu installation, I am a Linux Noob so please excuse me. I installed Ubuntu, disabled fast boot, partitioned the disk removing the pre-installed Windows 8. It ...
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1answer
28 views

Cant boot OS from USB/DVD after deleting linux partition [duplicate]

After trying in google for almost 2 days I came here to post this. I had Windows and linux in my hard disk. I tried to format linux but mistakenly deleted the partition. It got hung and forcefully ...
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251 views

Have to CTRL+ALT+DEL to get GRUB menu HP Pavilion ze2000 Ubuntu 12.10

I've got a HP Pavilion ze2000 with a fresh install of Ubuntu 12.10 and after I got my wireless working, (12.10 HP Pavilion ze2000 wireless doesn't work) I'm ready to tackle this GRUB menu issue. ...
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Lubuntu 14.04 - No grub screen. Need to Ctrl Alt Del to reach grub

Turning the machine on or rebooting leads to a black screen right after the brand logo (Acer) splash screen. Nothing happens until I hit Ctrl+Alt+Del, which kind of reboots but shows the grub menu. At ...
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Installing Grub on a cloned SSD with W8.1 and Ubuntu 14.04

First af all sorry if its to obvious but i'm a newbie. I have a regular hard drive with Windows 8.1 and Ubuntu 14.04 currently using grub as bootloader and I want to replace the HD with a smaller ...
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24 views

How to get back windows loader, or boot from ubuntu

Well, I have windows 7, I installed ubuntu using usb, but I missed up, so I deleted, But I loved ubuntu and I want it back. The first time when I had to boot from usb I had a nice windows boot ...
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error after creating partition

I have a duel boot pc windows7 and ubuntu 14.04. windows is installed in c:/ and ubuntu in on d:/. I had shrinked the volume of c:/ and created a partition named e:/. Then after restart I get the ...
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How do I get a live-USB to use a partition for persistence?

I want to install Ubuntu to a USB hard drive so that it will run on all systems, that can run the LiveCD and store persistent data on a regular ext4 partition rather than a casper-rw file. In every ...
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How to use GRUB as default bootloader while dual booting Win7+ubuntu

I installed windows 7 first and then Ubuntu, booted back into windows and used EasyBCD to use the Windows 7 bootloader for dual booting. So when the system is rebooted Windows bootloader comes up ...
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1answer
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Moving grub from one disk to another

I have 13.04 installed on my hard drive in my laptop, I now also have 13.10 on an SSD in the same machine. At the moment to boot 13.10 I have to set in bios to boot my hard drive (which is not the ...
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1answer
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How to Re-Add Windows XP to grub menu after Ubuntu 11.10 Re-install

Basically, I messed up my partitions and decided to do a full re-install of both Windows XP and Ubuntu 11.10 (I know that 11.10 is outdated, but I was planning to do an update to 12.04 as soon as I ...
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1answer
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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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Screen blinking during grub boot with log

I am using KUbuntu 15.04 beta version. During start up, screen blinks and grub log appears in the background as shown in picture I am facing this since I installed kde-desktop over ubuntu 15.04. ...
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Lubuntu refuses to boot from HDD despite numerous tries with boot-repair [duplicate]

I remember problems setting up my Lubuntu with UEFI/Legacy boot mode. That was more than a year ago and the system worked fine - until now. For whatever reason, it refuses to boot again. I went ...
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Recovering GRUB after installing Windows 7 with boot repair

Recently I've reinstalled the Windows copy I had alongside Ubuntu, and after that the GRUB menu disappeared and the computer starts off on Windows automatically. The solution I found was to run boot ...
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2answers
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How to improve Ubuntu 14.04 LTS boot time on a laptop?

I just installed Ubuntu 14.04LTS on my lenevo G505S laptop. As it, there are many complaints of this laptop not being able to handle ubuntu properly. I have some of mine. Every time I turn on my ...
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2answers
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Grub2 on LVM: How can I switch between alternate root LVs?

I have a working setup of Ubuntu Server 12.04 LTS (precise) installed on a LVM Volume (/dev/vg0/root). /boot is on the same LV, and Grub2 boots nicely from it using its own raid/lvm/xfs modules. Great ...
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1answer
30 views

Experimenting boot issues

Hi and thanks for your time I turn on my PC and i get this message in the screen "GNU GRUB 0.97 Minimal bash-like line editing..." From an Ubuntu live CD i installed boot-repair utility, i tried ...
2
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1answer
66 views

Make grub not show at all during boot

I have a PC with Windows 7 and Ubuntu. I don't use it much but my relatives do. Is there a way to make grub not show at all and boot directly into Windows and when I want I can press a key or ...
0
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1answer
35 views

Installed new kernel on Ubuntu 12.04. How do I start it?

I installed linux-image-3.12.24-031224-generic on Ubuntu 12.04 but cannot find a way to start it. uname -r still says 3.2.0-80-generic. $ dpkg -l | grep linux-image ii ...
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2answers
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How do I open the boot menu?

I want to uninstall 12.04 and install Ubuntu 13.04 instead. When I was installing Ubuntu 12.04 from Windows 7 opened the boot menu F12. I have read that on Ubuntu to enter the boot menu I have to ...
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Can I remotely choose and control Grub on an Android device?

This may seem awfully ambitious or like complete nonsense as it probably is. Is it possible for me and others who have dual booted and use Grub to remotely control Grub and select which system to ...
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Remove Grub menu after Dual Booting

I had dual booted my Acer Aspire V with Ubuntu 14 recently to try it out. I followed guides online on how to remove it from my computer. First I deleted the Ubuntu partitions then used a flash drive ...
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Select default kernel to boot from “Advanced Options”

GRUB 2.02 I have advanced options entry in grub menu. How can i select the default kernel to boot if it is in advanced options menu?
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22 views

Grub install failed --now what?

Fyi: This is my first Linux installation. I have a hp 2000 windows 8 laptop and attempted to install Ubuntu 14.04 64 via a USB stick. All was going very well, but then grub installation failed. I ...
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1answer
56 views

GRUB not showing Windows 8.1 and Ubuntu 14.04.2 after Ubuntu 14.10 installation

I have Windows 8.1, Ubuntu 14.04.2 and Ubuntu 14.10 on my machine. After installing the last, the GRUB is not showing the first two Operation Systems. I have try to fix this using Boot Repair but the ...
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Question about moving Ubuntu partition guide step 6: grub-install -d

I've been following https://help.ubuntu.com/community/MovingLinuxPartition and I have a question about step 6. It tells me to run sudo grub-install -d /media/<new partition ...