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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Lubuntu 14.10 does not install correctly on Lenovo Carbon II. how do I recover?

Lubuntu 14.10 development version does not install correctly on the new Lenovo Carbons. It's something to do with the basic boot command. For instance, if I install 14.10 only, the computer does not ...
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1answer
9 views

How do I remove Ubuntu from a partition and reuse the partition for another distro?

Ubuntu has been giving me a lot of trouble with frequent freezing and I can't seem to fix it so I wanted to remove Ubuntu and try another distribution. I was thinking of either Elementary OS or Linux ...
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2answers
16 views

ubuntu unknow partition cannot mount or update grub

After a power failure, I had the following error: error: unknown filesystem grub rescue> I ran the ubuntu repair using a live usb. The log can be found here: http://paste.ubuntu.com/8464735/ After ...
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25 views

Deleted Windows Boot files

I have a reasonably simple problem, but finding the answer proves quite difficult, so I hope you guys can help me. I had a system with three drives: one with Ubuntu, one with Windows and another one ...
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15 views

Ubuntu 14.04 GRUB cannot see Windows 8.1, boot-repair fails

In my machine I have Ubuntu 14.04 on an SSD and Windows 8.1 installed on an HDD, I can boot just fine into either if I select it's drive to boot from BIOS. This is inconvenient and I would like to be ...
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8 views

cannot scroll up and down on boot select menu with new keyboard

I just bought a razer deathstalker, which works great on my windows boot. However, I went to restart my system, and when I got to the boot menu, it was unable to move up and down to select a boot. ...
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2answers
42 views

Can't install anything on ubuntu 14.04 nor updates

installArchives() failed: (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ...
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1answer
32 views

Complications With Dual Boot Of Ubuntu and Windows 8 UEFI

I have been all over the entire askubuntu.com trying to find a solution to my present issue but none has brought any joy, so I gave up and just had to post this. I have an HP Envy M6 pre-installed ...
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2answers
47 views

Windows is protecting himself

I have installed Ubuntu 14.04.1 LTS. It is dualbooting alongside with windows 8. The computer is a VAIO SVE151G17M and they are booting from the EFI partition. Now the problem: When I start my ...
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0answers
7 views

trouble installing Zorin [on hold]

Hi I have a dell optiplex320 im trying to install zorin9 on and am having trouble. I had no trouble on my custom pc with a live disk and tried it again with the dell with no load. I went into BIOs to ...
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1answer
20 views

Restore GRUB from Windows or from USB

I had a dual boot Win XP - Ubuntu. I deleted XP and I installed Win 7. Now, GRUB doesn't exist anymore. I made a live usb with ubuntu to repair grub, but usb doesn't boot(i used it in past to install ...
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1answer
102 views

'Windows boot manager' option on Grub

I wanted to try ubuntu on my laptop without installing it, so I thought that installing the “ubuntu CD boot helper” would be useful; I installed it on windows 8 and, after that, everytime I turned the ...
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1answer
21 views

GRUB: no such device

I had to reinstall Mint recently and after reinstalling, I get an error in GRUB: error: no such device: 94cf97c7-aa0f-48d7-8c9f-42fd51dc1a1a Entering rescue mode... grub rescue> I have tried a ...
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0answers
23 views

What is causing this grub-install freezing issue on installation of 14.04.1 Server or Desktop?

I'm having a constant issue when trying to install Ubuntu Server 14.04.1. Every time, the installer freezes at "Running 'grub-install' dummy" where the loading bar is at 50%, where I then must hold ...
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1answer
40 views

Recover unbootable Ubuntu, boot-partition gone?

I was unable to boot Ubuntu after setting my BIOS to default. I tried Boot-repair and tried a "recommended repair". After a while it asks me to insert the following in Terminal: sudo chroot ...
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1answer
17 views

avoiding grub probleme when reinstalling a new version of ubuntu

this is my first question ever in an ubuntu forum , i sused to use google , im newbie to linux i tried near 10 linux distribution and i found that the most stable is ubuntu but i hate unity cause i ...
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30 views

14.04.1 Server installer hangs on “Running grub-install dummy”

I'm having a constant issue when trying ot install Ubuntu Server 14.04.1. Every time, the installer hangs at "Running 'grub-install' dummy" where the loading bar is at 50%. The MD5 checksum of the ISO ...
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0answers
16 views

Cant install ubuntu in my Computer

Well, the think is, yesterday i was trying to create a partition with gparted and i formated all my pc and created a partition table with 2 partition, 1 ext4 and 1 fat32, one for windows and one for ...
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13 views

Single RAID (including boot partition), or separate RAID for the /boot partition?

Note: My use of RAID below means software RAID. I understand Grub2 now supports booting from a RAID and that a RAID array can be divided into multiple partitions. As I see it, I can go for: MD0 - ...
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0answers
18 views

my ubuntu is slow after boot problems, how can I repair it?

I have finally installed my ubuntu through wubi on dual boot with win 7, installed update and first problems shows, I had problem with booting so I use boot repair and then I have problem with ...
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24 views

Can't enter Ubuntu 14.04 with AMD R9 290 (Black Screen)

I've recently installed Ubuntu along side my Windows 8.1 on my HDD. The moment I tried to boot I got a weird purple outline, followed by a black screen and monitor signal loss. I entered grub ,using ...
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1answer
30 views

Dual Boot - no choice on boot, only Windows 8 booting

I've installed 12.04 LTS alongside Windows 8, but there is no possibility to choose Ubuntu when it starts. Windows 8 is directly started. Can you help me ?
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14 views

How to uninstall Xubuntu and Grub to have only one system?

here is my problem: I have on my laptop Xubuntu installed in dual boot with Debian. Xubuntu was the first OS installed, so it manages grub. I want to uninstall it and only keep Debian. How can I do ...
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15 views

Windows XP problems booting though GRUB

On my PC I've just installed Windows XP along Win 7, Lubuntu and Debian (Windows and Linux are on separate HDDs) after sorting out some boot issues I tried to load Windows though GRUB 2 (Debian ...
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19 views

Ubuntu partition deleted off of dual boot alongside windows, can no longer login

Okay so one of my friends went ahead and deleted the Ubuntu partition in her dual boot (it booted alongside windows). Now she can't log in. She didn't send me any screen shots or anything so I have no ...
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1answer
16 views

Installing windowsxp alongside dual boot system already having ubuntu and windows 7

I already have a dual boot system with a grub boot loader. I want to install a windowsxp os. How do I modify grub boot loader after installing windows xp in a partition.... So that grub includes ...
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1answer
30 views

Unable to get back Windows 7 partition entry in Grub2 Ubuntu 12.04

I had Ubuntu 12.04 installed on my system along with Windows 7, running perfectly. Then I upgraded to 14.04 and many things in many things went wrong so I decided to format just my Ubuntu partition ...
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1answer
13 views

I am trying to install OpenSS and a LAMP server

The process goes through all the way to the GRUB 2 installer and then fails on /dev/sda. I have two hard drives, one 250 GB and the other 200 GB and am running 4 GB DDR2 RAM. The ...
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1answer
36 views

how to add windows 8 entry to grub after boot-repair

I installed ubuntu 14.04 in a dual boot (with windows 8.1) but my pc directly boots into ubuntu. For that I did a boot-repair->recommended repair. But all I got was grub menu with an option to boot to ...
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1answer
26 views

Stuck on Grub Rescue

Ok, I know there are lots of answer on that topic, but I've been trying to get out of that for ages with no luck. What happened was that, I had an Ubuntu 14.04 in one partition and windows 7 in ...
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1answer
26 views

Stuck on GRUB repair in Ubuntu 13.10 Windows 8.1 dual boot

I am trying Ubuntu 13.10 Windows 8.1 dual boot. I'm done installing Ubuntu but stuck on boot repair. On booting from the boot repair disk, it shows two options in the boot menu: 1.EFI Device which is ...
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1answer
34 views

Dual boot pc boots directly to ubuntu instead of showing grub menu

I installed windows 8.1 on my new laptop (which came with freedos), I later tried to dual boot the pc with ubuntu 14.04 (with legacy mode). I didn't get an option to install alongside windows 8 so I ...
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27 views

Boot repair on raid after crashed system-upgrade

I found it difficult to find an answer to this problem without specific step by step advice. During an Ubuntu system update an error occurred and it froze my PC. After a forced shutdown I encountered ...
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0answers
40 views

Boot repair error: Ubuntu not bootable even after reinstall

After resetting my bios to its default settings, Ubuntu was unable to boot. Only the UEFI-partition would show up when hitting f12 with no other boot options. I reinstalled Ubuntu several times but to ...
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0answers
25 views

Installing Ubuntu Server 14.04 LTS on a MacBook Pro 7.1, unexpected shutdown happens

I'm trying to setup a webserver on an old MacBook Pro to be able to securely, and remotely, manage our home network stuff. The end goal is to be running Ubuntu Server 14.04 LTS, running an apache2 ...
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32 views

Removed the wrong kernel

I was updating my Kernel today (or at least trying to) from (I think) 3.13 to 3.17-rc6 and while I was doing it I installed the low-latency kernels by mistake. I then removed some unwanted kernels (I ...
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0answers
11 views

GRUB freezes if external hard drive is connected. Can I simply make it invisible to GRUB?

GRUB seems to freeze whenever my 2 TB external hard drive (WD My Book) is connected. Connecting it while GRUB is loading does the same thing, but doing it afterwards or not at all will let my computer ...
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0answers
29 views

GNU GRUB version screen when I restart or turn on computer (trying to dual boot with windows 8)

I installed ubuntu today in my computer that also have windows 8. I download the image from the ubuntu site and then I burn image in a dvd. I change bios to boot from my dvd and I install ubuntu in ...
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0answers
15 views

Can't Fix Grub Loader - Unkown filesystem [on hold]

So I found an old hard drive that had arch Linux installed onto it.But I wanted to do a fresh install of arch so I formated the hard drive, and then booted from the hard drive. and now this is what ...
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0answers
14 views

Windows 8 not shown dual boot [duplicate]

I have a problem that apparently is very common with the dual boot windows, I have a computer that comes preinstalled with windows 8. I hate windows so i installed Ubuntu (but i want to preserve ...
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2answers
39 views

Windows messed my partitions, is there a way to fix them?

I decided to delete a partition called "HDDRECOVERY" which I wouldnt use, of around 14 GB, I decided to do it on Windows because I was already working there so I didn't have to boot again into Ubuntu, ...
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0answers
19 views

restore windows 8.1in alienware

i lost my windows bootloader i have setup an dual boot with kali linux and windows 8.1 i deleted the linux partition from the windows and restarted the system but i got a error no such partition and ...
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0answers
37 views

Please enable a repository containing the [grub2] packages in the software sources

After a power interruption my ubuntu 10.04 server refused to boot. Being a knucklehead, I managed to convince myself that I simply needed to remove and re-install GRUB. After hours of messing with ...
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0answers
24 views

Unable to boot grub/Ubuntu directly after removing Windows partition

At first I kept my Windows 7 partition(s) to be on the safe side but I removed the partition(s) now because I never used Windows any more. The result is a machine that won't boot into grub/Ubuntu any ...
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1answer
162 views

How do I totally remove grub and install it fresh so it works? (dual boot problem)

Okay, so here it goes. I have two hard drives. One is a 1TB drive that I have Win 7 on, the other is a 250GB that I have Ubuntu on. Both installs work fine, neither is corrupted. I installed Win 7 ...
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1answer
12 views

What does a dash or hyphen mean in the “Configuring grub-pc” menu?

In the menu "Configuring grub-pc", I get in the list of "GRUB install devices" /dev/sda (1000204 MB; ST31000340AS) /dev/sdb (1000204 MB; ST31000340AS) /dev/sdc (1000204 MB; ST31000340AS) /dev/sdd ...
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0answers
26 views

Kali Linux Will Not Boot [closed]

I have an Asus X750JA laptop that dual boots Ubuntu 14.04 and Windows 8. My BIOS is "Aptio Setup Utility - Copyright (C) 2012" and have GRUB 2 installed for Ubuntu. I have tried with secure boot OFF ...
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1answer
62 views

I re-installed ubuntu 14.04 and it won't boot

I reinstalled Ubuntu 14.04, and I can't get it to boot or do anything. I'm not even getting an error message, just the black screen with the flashing underscore. I don't have a Windows dual-boot set ...
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0answers
30 views

Gave up waiting for root device-edited grub and even tried reinstall

After I upgraded the Ubuntu kernel from 3.8.0-29 generic to 3.16.2 i tried to reboot and got dropped to the busy box shell with an initramfs prompt exactly like this Gave up waiting for root device. ...
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42 views

after ubuntu installation just a black screen

Well, after installation or reinstallation ubuntu ,afteer reloading im just get a black screen. Its happened after bios (in place where or windows must loading or GRUB) Dont know what i must to do ...