Grub2 is Grub version 2, a multiboot bootloader from the GNU project.

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GRUB reported “error: file not found.” when booting CentOS 5

I installed CentOS 5.3 by using a 4GB USB disk on an old PC that I used run a Debian on it. After a series of housework on the fresh system, I reboot the system using: sudo shutdown -r now After ...
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1answer
207 views

Install Windows 8 for second time failed

I've installed Windows 8 successfully and activated it. Then for some reasons it crashed with blue screen (I guess because of wrong VGA driver installed) Now I can't install the same OS from the same ...
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1answer
615 views

Installing grub?

I am trying to install cinnarch. I installed it correctly but I have some troubles with grub. At the moment I am unable to boot because grub has some errors. I can only access the files via liveCD. I ...
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123 views

Attempted downgrade from GRUB2 to GRUB; can't boot into ubuntu anymore

So I just did a clean install of windows 7 ultimate and installed ubuntu 12.10 beside it. I kept the windows bootloader in the mbr at the advice if my tutorial (i used easyBCD to enable an option for ...
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73 views

Can I tell GRUB to boot into a Windows OS that exists as a virtual disk on a Linux system?

I know that GRUB (and GRUB2) can chainload a Windows OS if you specify the hdd that it is contained on. Is it possible to tell GRUB (or GRUB2) to boot into a dd image-file of a Windows OS that is ...
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1answer
1k views

Which partition to use for Suse 12.3 bootloader?

When installing opensuse 12.3 a partition for the bootloader should be specified. When I previously installed ubuntu for example I set the bootloader to be installed on the entire drive : e.g. sda ...
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1answer
1k views

How can I bypass WIndows 7 boot loader when dual booting Linux Mint 14

As of this morning my dual-boot attempt went south. This as far as I can see is mainly due to the windows boot loader and grub 2 and I'm really not sure how to fix the issue other than deleting Mint ...
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6k views

How do I replace GRUB with the Windows 8 bootloader without losing access to Linux?

I dual-boot Windows 8 and Crunchbang Linux. I installed Windows first, then Linux. GRUB was installed directly in the MBR. However, now I suspect that GRUB is the reason why I can't use bcdedit on ...
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1answer
2k views

Can I make Grub2 boot to dos like this?

I have a laptop with a working dual boot system to Windows NT4 on the first primary partition, (another primary partition,) and Lubuntu Linux on an extended partition using grub2 as the boot manager ...
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634 views

Slax on NTFS (GRUB) with Changes Saved Natively

I have Slax 7 and Windows XP running on the same (ntfs) partition - woohoo! I still have a few issues, holes in my understanding: Slax apparently saves all "changes" to a single file ...
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1answer
896 views

UEFI bootloader

Issue is that EFI systems only allow you to boot using FAT32. I have to deploy multiple images of Windows 8. My WIM image is larger than 4GB and unable to transfer to a FAT32 partition. I've been ...
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2answers
321 views

Linux does not see sdc on boot (but does during install)

OK, now I'm at a loss. I have been struggling with getting my Ubuntu server to boot. After a couple of days of fighting with it, I gave up and reinstalled thinking that'll sort it out. It didn't. ...
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1answer
248 views

Moving Windows 8 to a new partition

I have had a triple-boot installation of Ubuntu-Windows 7-Windows 8. Once I decided that Windows 8 was the way to go and needed the space, I decided to delete the Windows 7 partition. When I did it, ...
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2answers
252 views

Can GRUB2 be installed to USB and used to select between 2 HDDs with Windows 7?

I have recently acquired a second SSD, and decided I would utilize a multi-boot setup to increase my productivity. One drive is for "work" (only contains Windows 7 and software needed for work) and on ...
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3answers
9k views

Boot Loader Failed to install. How to proceed

I have windows 7 on one partition and was installing LinuxMint on another partition (I also have a 3rd data partition) and towards the end of the installation it said this message: executing ...
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1answer
2k views

Could not boot Windows 8 from grub2 nor rEFInd on UEFI-system with Archlinux

I have followed the archlinux beginner's guide thoroughly and was able to install archlinux in UEFI mode and has been able to succesfully boot from it. Everything works fine except that I am unable to ...
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2answers
2k views

How to remove GRUB from dual boot (Debian and Windows XP)

I have a computer witch cannot be boot from CD or USB. I have Debian and Windows XP with dual boot via GRUB. Now I want to uninstall Debian and GRUB and restore the Windows MBR. I can enter boot ...
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1answer
233 views

Why `/proc` file system should be mounted when re-install GRUB from `chroot`?

Currently, the MBR on my machine is corrupted, so I decide to re-install GRUB from a liveCD and with chroot. From this tutorial, I can complete the re-installation. However, I'm not clear about the ...
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1answer
491 views

Will Grub2 be replaced with Windows bootloader if i do a fresh windows 8 install? (upgrade assistant)

Help! If i upgrade from Windows 7 to 8 using the upgrade assistant and choose to overwrite Windows 7 and delete all files, will the current MSR (Grub2) be replaced with the Windows MSR? i sure hope ...
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1answer
195 views

Changing Default Boot Target in OSX

I have a MacBook with both a Linux installation as well as OSX on it. I have GRUB2 configured to boot both successfully, but when I boot into OSX it seems to automatically alter the EFI boot ...
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119 views

Linux server boot issue

I managed to mess the grub menu earlier and tried to fix the situation. Unfortunately I'm really out of ideas now. I get errors trying to run dpkg-reconfigure grub-pc and grub-install. grub-setup ...
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1answer
4k views

Fedora 18 + Windows 8: Dual boot

I just bought a new notebook which came with Windows 8 (+UEFI) which I will use to play some games, however, I want to have Fedora (18) linux available for some stuff. I tried and failed to install ...
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1answer
96 views

How can I fix Windows boot problems from Linux?

Is there some way I can fix Windows boot-problems from Linux (Like I could use EasyBCD from Windows) When it is booting, it is booting to a corrupt Windows 7 version, though I do have a working ...
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2answers
4k views

Windows 8 changes boot order

I installed Windows 8 and Ubuntu 12.10 on a 3TB GPT disk in UEFI mode. Both can boot up OK. Both operating systems created their ntries in the UEFI boot menu, there's an "ubuntu" and a "Windows 8" ...
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1answer
3k views

Linux EFI Live CD/USB

I was trying to boot from CD on a new HP Pavilion dv6 a few days ago with much frustration due to the Linux distributions I tried not working with EFI. Additionally, the EFI Bios is Insyde H20, which ...
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2answers
157 views

instalation windows 8: I cant recover my Linux Partition

I had a problem last day when i was installing Windows 8 on my computer. In my harddisk, in this moment, I have 5 partitions: sda1: recovery data partition sda2: windows 8 (NTFS) sda3: use for ...
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1answer
3k views

Grub2 + Xen: How to solve “Can't find hypervisor information in sysfs”

I am trying to solve the "Can't find hypervisor information in sysfs" problem when invoking "xm". I have found in some sites that the solution is to rename *10_linux* into *50_linux*, however if I do ...
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1answer
257 views

Replace Linux Boot-Drive | ext3 to btrfs

I've got a headless server running Debian Linux currently. Linux vault 3.2.0-3-686-pae #1 SMP Mon Jul 23 03:50:34 UTC 2012 i686 GNU/Linux The root filesystem is located on an ext3 partition on the ...
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255 views

How can I chainload a USB drive from GRUB2?

I'm using GNU GRUB version 1.99-12ubuntu5, booted over the network using PXE. I used grub-mknetdir to generate the GRUB image and directory tree, which I'm serving on a TFTP server using Tftpd32 in ...
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1answer
2k views

Windows 8 safe mode grub 2

I need to boot into safe mode in Windows 8 Ultimate to un-install Avira as this is not supported in windows 8. The problem is I have also installed Ubuntu 12.04 and from the grub 2, I do not get the ...
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2answers
694 views

GRUB2 UEFI booting from LVM on RAID (with XEN)

I'm experimenting with booting root filesystem from LVM volume inside the raid (mdraid superblock 1.x) via UEFI with GRUB2. Also I'm using Xen hypervisor. From grub command line I can see my lvm ...
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1answer
2k views

How to scroll in grub2 shell?

The outputs of the help and/or vbeinfo command of grub2 shell are massive. How to scroll up the output? I've tried PageUp、Shift+PageUp, but nothing happened.
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3answers
675 views

Is there a way to prevent Windows 8 upgrade from erasing the bootloader?

Is there a way to tell the Windows 8 installer not to erase the grub bootloader? For example, changing something in the OEM folder or some kind of slipstream technique similar to how it is possible to ...
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1answer
759 views

Configuring Windows Boot Manager w/ GRUB2 and Clonezilla

One of my work tasks is to configure the computers that ship in our products with Windows OS images (Embedded and OEM) with a restore partition. I have been using Clonezilla Live with GRUB2 to ...
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2answers
207 views

How can I make 2 windows installations appear in the grub menu?

I have installed Windows 7, Windows 8 and Ubuntu, and I have the following problem: Grub2 only recognizes one version, the Windows 8 bootloader (which is located on a hidden partition called System). ...
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2answers
333 views

Better way to quad+ boot operating systems?

I currently have Windows 7, Ubuntu 12.04, Fedora 17, and open SUSE installed. I currently use BURG boot loader to load up all the systems. However, BURG does not work with windows(I still manage) ...
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99 views

Grub 2, switch os when restarting

I dual-boot with Windows and Ubuntu. Usually, when I restart my computer, it is to switch os. Is there a way to tell it to Grub so that it preselects the right os in its menu when I restart my ...
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2answers
1k views

Replacing GRUB2 with Windows boot loader

I'm trying to replace GRUB2 with Windows' standard boot loader (bootmgr?), but I can't get it to work. My Windows 7 install is in a single NTFS partition, which is marked as active (boot flag is ...
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2answers
161 views

Make GRUB2 work installing Linux over OEM Win7

I bought an Acer laptop with Win7, and installed Linux Xubuntu as second OS. It says the GRUB was installed as well, but at the boot it keeps loading only windows. No grub screen at all. What to do? ...
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1answer
855 views

Make bootable iso with grub chainloading

My parents' pc has windows 7's boot manager installed at MBR and grub2 is installed on /dev/sda2 (booting linux on /dev/sda2). I want to make a bootable cd so that when booted from it just chainloads ...
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4answers
2k views

From GRUB2, boot an ISO in an LVM2 logical volume

tl;dr - Is it possible to boot from a .iso file that is located in an unencrypted lmv2 logical volume? How? I'm trying to set this up in a VirtualBox VM before I do it for real with my laptop. I have ...
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0answers
633 views

Arch linux - strange behaviour after installing fglrx

I have a problem with drivers on arch linux. I installed catalyst through unnoficial catalyst repo as wiki says. pacman -S catalyst catalyst-utils aticonfig --initial After this operation i ...
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0answers
319 views

How to remove redundant grub from a GPT hard drive?

I once installed Debian onto my hard drive with GPT so there is a grub on it. Recently I erased Debian and install Windows Server 2012. But the grub is still there (which can launch nothing and I am ...
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votes
3answers
8k views

How can I restore grub for Fedora 17?

I have mistakenly deleted all the grub entries while customizing grub using "Grub Customizer". Now whenever Im trying to boot into Fedora Linux a black screen is coming up only with "grub>" prompt. ...
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2answers
3k views

How can I discover which bootloader is installed where?

On a Debian Linux box, I'm running into a very strange situation where after power-on, GRUB fails with the error "no such partition", but if I then hit the reset button, it boots normally. I'm trying ...
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1answer
216 views

How find reinstall/replace Grub2 menu generation scripts

I'm trying to figure out how to reinstall/get copies of the scripts that Ubuntu has in the /etc/grub.d/ folder. The scripts have names like 00_header and 05_debian_theme. They're used when the command ...
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132 views

Windows 7/Ubunutu dual boot

I recently attempted a dual boot of Windows 7 and Ubuntu on a Sony Vaio. The installation for Ubuntu went well, but Windows 7 would not load from the Grub menu. I ran the auto repair from the ...
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2answers
5k views

Dual booting Windows and Arch Linux (with GRUB2) - after using Windows, Windows Boot Manager made first in boot priority list

I am dual booting Windows 7 and Arch Linux (both 64bit), with GRUB2, using the 64-bit EFI version. I partitioned my drive into a GPT drive and installed Windows first according to this guide. I then ...
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2answers
4k views

Windows 7 Boot Loader - Remove 30 second waiting time

I've installed Fedora 17 and Windows 7 on two different hard disks as a dual-boot system. The default boot loader is GRUB 2 maintained and configured in Fedora 17. When I startup and choose "Windows ...
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467 views

Why can I boot Windows only with grub2 chainloader?

When I updated my dual boot (Windows and Linux) PC my grub menu.lst file was deleted and I could no longer boot into Windows or Linux. Finally I have succeeded in installing grub2 and I can boot ...