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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after installing ubuntu windows is not showing in grub

Recently for one project I installed 64-bit Ubuntu (initially it was Ubuntu 32-bit) in my college lab machine. But the problem is after installing 64-bit it is not showing me the windows in grub ...
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2answers
443 views

I need Plan of Attack! Please help

I need for someone to help me creating a plan of attack ; ) Purpose: Setting up dual booting = Windows 8.1 + Ubuntu 13.10. Present status: Both OSs are installed in a different hard disks, with ...
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83 views

Is there specific install instructions, or Ubuntu version for install to a flash drive?

What version of Ubuntu can I install onto a USB 3.0 flash drive so that I can boot directly from it and take no chance of affecting, in any way, my Windows XP/Windows 7 multi-boot (its boot sector or ...
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1answer
346 views

I can't access the recovery options pressing Shift in the GRUB

I recently bought a used Toshiba ac100, with lubuntu 12.10 preinstalled. The problem is that the previous owner has lost the password, so I am unable to connect to WiFi, change user etc. I have read ...
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1answer
95 views

ubuntu 12.04.LTS alongside windows 8 boot menu not shown

I bought Acer Aspire V5 Laptop with Windows 8 Pre installed, upgraded to Windows 8.1 and I have two partitions C and E. I have used disk management to shrink E to form an unallocated space and ...
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1answer
108 views

Cannot access GNU GRUB [duplicate]

I accidentally changed my GRUB options to boot from memtest instead of the correct linux kernel. Holding shift, esc, arrow keys, and every other combination will not bring up the GNU GRUB as desired. ...
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1answer
6k views

Extending my Root Paritition

I've Win8/Ubuntu Dual boot. I already have 4 partition so i cannot create a new partition and mount it elsewhere. So, this (How can I increase a partition's size?) question did not help. Here's a ...
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1answer
45 views

WinXP isnt on the boot screen

I tried to boot into Windows XP and noticed that it wasn't in the boot menu. Any suggestions on how to fix it?
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0answers
44 views

Trying to clean up my MBR's

I curently have at least two Grub's installed on my HD. Iḿ trying to use a couple of tools to configure the one currently in use (I guess that is the one on /dev/sda). More precise, I want to load ...
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0answers
2k views

Ubuntu UEFI Windows 8.1 Dual Boot

I have installed Win8 and Ubuntu side by side before in the past and had issues with booting which were fixed perfectly the first time using boot-repair. This time, I installed Win8.1 and Ubuntu with ...
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1answer
996 views

macbook pro retina refit problem after Mavericks update

I have a problem that others do seem to have had, but have had not success following their suggestions. Updating to the Mavericks added another partition which put refit/grub out of sync and dumps me ...
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1answer
1k views

Windows 8.1 repeatedly corrupts GRUB UEFI boot manager

I am trying to get a dual boot Windows 8.1 / Ubuntu Precise installation. My laptop is a Sony SVT1313Z9ES. It seems to have a buggy UEFI implementation that always looks for EFI/Microsoft/Boot/...
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3answers
2k views

13.10 doesn't boot on Vaio Pro 13

I just installed Ubuntu 13.10 on my new Vaio Pro 13, disabled safe mode, but used UEFI and not legacy mode. I did an encrypted LVM installation and erased the complete SSD. It booted just fine from ...
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2answers
511 views

After installing Linux, preinstalled Windows 8 is not in boot entry

i have installed Linux Mint beside to preinstalled windows 8. After the installation, in grub2 menu there is no windows 8 entry. Also the partitions are not shown.. the tool boot-repair dont help me.....
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1answer
65 views

Windows does not start? [duplicate]

Well I checked and SO are the two Ubuntu 12.04 and Windows 7 Ultimate. but after restart the screen goes black for about 15 seconds and then start Ubuntu. Even not to do to bring up the Grub. Since ...
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1answer
80 views

HELP! windows 7 lodaer corrupt/error

http://paste.ubuntu.com/6724788 thats my summary after boot repair so when i start the computer theres 4 choice or 5 i dont remember ubuntu windows 7 loader sda1 windows 7 loader sda 2 (something) ...
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1answer
2k views

Can't boot into Ubuntu 13.04? GRUB4DOS instead of GRUB2 menu?

I am trying to dual boot Windows 7 and Ubuntu 13.04 along side each other. I installed 13.04 to a separate partition on the same hard drive as my Win7 install without any difficulties but after I ...
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1answer
345 views

Dual boot Win 8.1 OK, Ubuntu 13.10 stops launch at GRUB4DOS

I have scoured the net and this site and trying everything to get this to work. I have, currently, Windows 8.1 installed and I am trying to install Ubuntu 13.10 so I can dual boot them. My hardware ...
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2answers
635 views

ubuntu 12.04.1 lts installation problem on hp dreamscreen

Hi friends, I am new to Linux(Ubuntu). I have tried installing Ubuntu 12.04.1 LTS on a HP Dreamscreen using a usb-stick. unfortunately I had many problems like grub install fail, even if I install ...
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1answer
52 views

How to remove existing partition that used to be primary installation?

I had a serious problem with my install earlier this week that went from bad to worse and lead me to just reinstall 13.10 again on the same drive but partitioned in half. So now I have a 240 GB SSD ...
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1answer
74 views

GRUB and installing a secondary SSD

I hope you can help pointing me in the right direction with this. I currently have a dual-boot setup (I don't use Windows much, but i need it sometimes). I want to install an ssd drive in place of ...
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1answer
807 views

Cannot boot onto Windows HDD

I have just installed Ubuntu 12.04 onto a new hard drive, with Windows XP on a separate hard drive. I physically set the Ubuntu drive as primary and it shows as sda. The boot loader is on this drive ...
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1answer
1k views

Fresh install won't boot throwing “error: end of disk”

I have a machine which is supposed to be a media server. I have tried to install Ubuntu (both alternate and regular i386). The installation (and boot to usb drive) went on fine, but after the install ...
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1answer
2k views

How to install a dual-boot Ubuntu in BIOS mode and Mac OS X?

I'm trying to install Ubuntu in BIOS emulation mode, not the native EFI firmware, on my Mac Pro (2010). I'm doing NVIDIA CUDA / OpenCL development and I require the NVIDIA proprietary graphics ...
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1answer
1k views

Issues with dualbooting after installing windows 8 (boot-repair not working!)

I used to dual boot ubuntu and windows 7 before I decided to format my windows partition and install windows 8 instead. As always, my grub went missing (only windows loading) and I run boot-repair-...
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1answer
588 views

How to move Ubuntu grub from usb to hdd boot

My question is virtually the same as another asked here (How to move Ubuntu 12.04LTS from USB to HDD), but a little ambiguity leaves me wondering if the answer applies to me. I installed Ubuntu to ...
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4answers
22k views

Unable to install Ubuntu on Lenovo Y500

I am totally unable to install any flavor of Linux on my lenovo Y500. TL;DR: with EFI on -> cannot even access installer with legacy - > installer runs fine, but installed OS never boots Long ...
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1answer
447 views

Unable to boot into Windows 8

I installed Ubuntu alongside with my Windows 8. I have 3 partitions. After installing Ubuntu, I am unable to get into Windows 8. The error that I get is File: \Boot\BCD Status: 0xc000000c ...
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1answer
3k views

Windows has gone missing from the grub menu

I've tried re installing ubuntu 13.10 on my PC by formating it's partition with gparted. Unfortunately, the Windows 7 option has gone missing from the grub menu. I tried boot-repair and here is the ...
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0answers
26 views

That I'm must change or add to the GRUB for the disappearance of a black screen? [duplicate]

GRUB snapshot: That I'm must change or add to the GRUB for the disappearance of a black screen?
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1answer
4k views

No Screens found on boot: xserver initial setup [duplicate]

Setup: I am a relatively new linux user but I decided to dual boot my new laptop with windows 8.1 and ubuntu. I created a bootable USB using Pen Drive linux installer (http://www.ubuntu.com/download/...
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2answers
75 views

Can Ubuntu live CD help to recover if I move partitions?

I read this doc of gparted to recover from booting issues when a partition is moved. There it mentions under the heading Fixing GRUB boot problem, how to do. It says to run grub command from gparted ...
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1answer
74 views

Can't load Windows 7 after choosing it in the GRUB

My laptop primarily came with Ubuntu 12.04, and I had a friend install Windows 7 ultimate for me. The grub used to work upon long pressing of the shift key when they system boots up. upon choosing the ...
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1answer
726 views

Why grub2 wont boot from external hdd?

I installed ubuntu 13.10 from a bootable live usb stick into a new 2tb usb hdd. The drive came with a 100mb "raw" partition and a ntfs one. I deleted the ntfs and created an ext4 and swap (sde3 and ...
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2answers
57k views

How to edit GRUB Default Operating System? [duplicate]

i'm using dual boot and i want to use windows 7 as the default operating system.So how can i change default OS of GRUB Boot loader?
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3answers
3k views

os-prober fails to identify a linux system so I need to write a custom grub2 menu entry as a workaround, how?

I want to add a custom menu to grub2 like this (as /etc/grub.d/40_custom): #!/bin/sh exec tail -n +3 $0 # This file provides an easy way to add custom menu entries. Simply type the # menu entries ...
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1answer
468 views

How to re-enable GRUB when installed Ubuntu system won't boot? [duplicate]

I had Windows Vista and Ubuntu 12.04 LTS dual booting on my Lenovo SL300 laptop. I used a windows 7 home premium install disk to install 7 on a new partition. Then I uninstalled vista by deleting the ...
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3answers
902 views

I can't install grub2

I can't install grub2 on my system. i followed the guide, but when i chroot on my ubuntu partition and type: grub-install /dev/sdb I get this error: root@ubuntu:/# grub-install /dev/sdb /usr/...
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2answers
160 views

Ubuntu Goes to Black Screen After Any Chosen Grub Options

I am new to Ubuntu and I have tried everything that I can think of. I have Windows 8 and I wanted to try Ubuntu. But, when I boot to my USB, it shows my GRUB options, "Try without installing" "...
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1answer
261 views

PC can't find my HDD after lubuntu 13.10 Crash

I installed zram aftrer that, i got out of memory and after that system crashed now my PC can't detect my HDD error i see is, `Gave up booting for root device -boot args -Check Rootdelay= -check ...
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1answer
385 views

HP proliant ML370 G4 server

I have an old HP Proliant ML370 G4 server. I tried to install ubuntu (MythBuntu) from USB stick, and after installatin started and logo of Mythbuntu shows up, I got an error Ubuntu 12.04 .... 37....
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1answer
8k views

How to revert back to GUI as the default interface from CLI in Ubuntu desktop?

I was able to set up a text-only UI (CLI) by editing the file /etc/default/grub in Ubuntu 12.04 as per the instructions in: How do I disable X (GUI) at boot so that the system boots in CLI mode? using ...
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2answers
102 views

Desktop in Kubuntu lacks bars and quite everything after trying to apply Plymouth fix for proprietary drivers

I'm running Kubuntu 13.10, my computer's graphics card is Nvidia GT 520. I tried to fix that Plymouth's problem with proprietary graphics driver using an old script I found on the internet (it was ...
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1answer
2k views

How to check if GRUB is in EFI or BIOS mode?

Is there a command at the grub shell that would indicate if the machine is presenting EFI or BIOS firmware? I'm using GRUB 2.00 on a 2010 Mac Pro. This computer has EFI firmware of course. But I ...
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2answers
425 views

Ubuntu 13.04 won't reboot with additional hard drive attached

I have a fresh Dual Boot system (UEFI, Windows 8.1 and Ubuntu 13.04). Ubuntu boots fine (from a SSD on SATA Port 3). However, once I connect a hard disk (to SATA Port 1), Ubuntu will boot only once ...
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2answers
2k views

Windows doesn't boot after installing Ubuntu. Returns to Grub menu

I'm new to Ubuntu 12.04. I installed Windows XP (sp3) first, then Ubuntu alongside. Ubuntu boots well but when I choose Win XP from the boot menu it goes to a black screen and then returns to the boot ...
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1answer
585 views

grub-install failure, and grub2 failure in general

So I asked in another topic about Grub hanging in the shell. I installed Ubuntu Studio from a Live USB, alongside Windows 8.1, but encountered this problem -- with help I was able to at least get into ...
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2answers
15k views

Unable to boot into Windows after installing Ubuntu, how to fix?

I First Installed Windows 8 And Then I Installed Ubuntu 12.10. Now I`m Unable To Boot Windows 8. How To Fix This Grub?
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0answers
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Black screen when booting Ubuntu after GRUB

So I installed Ubuntu 13.10 as the primary OS on my laptop. I installed Windows 8 in another partition and set up GRUB to be the boot loader. Eventually I updated Windows and it became a black screen ...
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3answers
9k views

How do I install BURG?

I found the source in launchpad for 11.04 and 10.10 but I don't know how to install or compile it.