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

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Grub Rescue Madness after deleting Elementary OS partition

I had elementary OS and Windows 7 installed. In Windows 7 i deleted the elementary OS Partition. After rebooting i got this: error: file not found. grub rescue> So I searched the internet and ...
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grub2 freedos attach virtual floppy disk

I'm interested in loading freedos under grub2 and easily loading in new bios/dos utilities without having to re-generate a new freedos image everytime. The aim being to have a folder on the disk ...
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145 views

Windows-Linux multi-boot problems in case of upgrade from Windows 7 to Windows 10?

I use Windows 7 on a multiple-boot machine (beside Win7, I have different Linuxes, using Grub). I want to freely upgrade Windows 7 to Windows 10. Will the procedure have some impact on the ...
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12 views

GRUB2 not seeing hard drives after reboot

I have three hard drives installed: /dev/sda1: LABEL="Wiederherstellung" UUID="044AE97A4AE9693E" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="549b8c2d-7c9a-45b4-8de2-e4177da085ea" ...
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1answer
57 views

grub rescue mode on kali linux (usb flash)

Trying to create Kali Linux live USB persistance. Split the usb like this: || first part FAT for data || second part FAT for LINUX || third part for persistance|| Then set "bootable" flag in gparted ...
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1answer
30 views

Why does grub2 boot menu show abnormally like this?

My distribution is Fedora 22. The grub2 boot menu screen is obviously wrong. How to make it show in full screen? Thanks in advance. PS. My display's default resolution is 1920x1080. When I logged ...
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3answers
178 views

Installing bootloader on a Mac

Due to a somewhat odd requirement for a particular Linux installation, with a particular software suite, I found it best to use ddrescue to populate the harddrive with the partitions and their data, ...
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1answer
26 views

GRUB2 multi-boot with one boot partition

i'm trying to make a multi-boot disk (5 linux distros) with only one /boot partition. Problem is that the guy before me that made this disk didn't bother to create that separate boot partition, so i ...
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1answer
7k views

Dual-booting Kali Linux and Windows 7, error with file: “\NST\AutoNeoGrub0.mbr”

I have tried to install Kali Linux 1.0.6 alongside my current OS - Windows 7 64 bit. I have a Dell computer, with SSD hard drive only (256 GB). At first I tried installing Kali a few times and made a ...
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47 views

Execute setpci at boot

I'm using grub to execute two setpci commands when starting Arch on my MBA. These commands solve "startx black screen" issue for me: setpci -s "00:17.0" 3e.b=8 setpci -s "02:00.0" 04.b=7 Now I want ...
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1answer
211 views

Windows 10 / Linux Dual Boot - Boot-loader Problems

I am currently running a dual boot of Windows 10 Home 64-bit and Xubuntu 15.04 64-bit on my machine. I have Windows 10 on an SSD, Xubuntu on another SSD and an HDD for storage formatted as NTFS (this ...
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34 views

Computer won't boot into any OS

The title may seem vague, but I've tried so many things that I'm not even sure what to label the issue as. I got a new PC so stored my old PC parts away. I then got a new case so thought I'd put ...
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1answer
54 views

install mint linux alongside ubuntu on lvm with EFI boot

I have recently moved to a new laptop (Lenovo Y50) and installed Ubunt 15.04 on it. I installed lvm so almost all the 1T HD is one logical partition. The other partitions are: ...
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1answer
118 views

Windows 10 crashes after about 3 minutes with Ubuntu 14.04 installed

I have Ubuntu 14.04 installed on my machine on a partition. I wanted to install Windows 10, so I installed it to another partition using a USB. Later there was the issue where I could not select the ...
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50 views

How to avoid boot failure after upgrade from Windows 7 to Windows 10 with dual boot

Basically, I want to avoid this: http://askubuntu.com/questions/654386/windows-10-upgrade-lead-into-grub-rescue My current disk partitioning scheme looks like this Model: ATA ST1000DM003-9YN1 (scsi) ...
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11 views

Booting USB with LiveCD GRUB

Under VMWare Player, I cannot boot directly Ubuntu 14 from an USB drive, so I would like to start with the LiveCD and boot from GRUB, issuing a custom command. Is that possible? What should be the ...
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15 views

Boot from mass storage in GRUB2 error

So I want to install a new system using liveUSB. However the .iso file is avout 5.5GB big and the only thing that can handle such capacity is my SD Card (16 GB, pendrives are only 4 GB). I've made the ...
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1answer
84 views

Changing SATA speed on HP Probook 6560b with Transcend SSD370

I have an HP Probook 6560b with updated BIOS version F.60 Rev.A (31 Mar 2015) and a Transcend SSD370 256GB SATA 3 SSD. On that I run Debian 8.1 with grub2 (not grub-efi). The default setting in BIOS ...
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44 views

Win XP, Win 8 and Linux in Grub2

For the following setup: kellogs@kellogs-PC:~ > sudo fdisk -l [sudo] password for kellogs: omitting empty partition (5) Disk /dev/sda: 160.0 GB, 160040803840 bytes 255 heads, 63 sectors/track, ...
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1answer
43 views

Failing to boot after disk cloning

I had the following configuration of partitions on old 160GB disk: /sda /sda1 - 100MB - NTFS - System Recovery (hidden Windows partition) /sda2 - 75GB - NTFS - Windows /sda3 - extended ...
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2answers
56 views

How can an OS change the boot order?

On a machine that uses UEFI and GRUB to boot I've witnessed Windows decide to change the boot order. I thought boot order was only the business of me and my motherboard and simply non-existent in the ...
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8 views

How to unrestrict menu entry after grub2 menu mix-up?

How to unrestrict (no password required) only the Windows OS boot menu entry after installing, Grub Customizer and password protecting the grub menu options? What i did, 1. Installed Grub Customizer ...
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36 views

Grub2 on msdos table partition won't load

my laptop has: 500gb hdd /dev/sda 22gb sdd /dev/sdb I used to boot archlinux from a small ext2 partition on /dev/sda. The bios is set to use BIOS mode (not uefi), secure boot is disabled, AHCI is ...
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64 views

Can I safely convert my disk to GPT using diskpart with GRUB 2 installed?

I am wondering whether I would be able to convert my disk 0 (with my system partition, Windows partition, and Ubuntu partitions) from an MBR to GPT disk without loss of data and still being able to ...
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21 views

Debian grub2 syntax error

I recently upgraded Debian to Jessie, and the grub2 menu entries appear like this: menuentry 'Debian GNU/Linux, with Xen hypervisor' --class debian --class gnu-linux --class gnu --class os --class ...
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1answer
57 views

Grub2 immediately boots into Linux

OpenSuSE 13.2, running grub2. SHORT VERSION: Yesterday I had a normal grub2 boot menu and could choose to boot (successfully) into Linux or Windows. Today, I see the grub2 header displayed for a ...
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2k views

Edit boot menu when booting from a live CD

My laptop has a nomodeset problem; check the link for more info. Basically, I would need to add nomodeset in grub in order to boot any linux distro. If I want to use a distro, I'd need to install it, ...
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74 views

GRUB 2 stops dual booting Windows 8

I own a laptop with two hard disks. Windows 8.1 is installed in UEFI mode on the first disk, and I recently installed Gentoo on the second one. Now I want to be able to select the OS on boot in GRUB2 ...
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28 views

Minimal linux USB with Grub

I've been using this site for quite a long time now, and today I have a question for you. I have several PCs with dualboot between windows and Linux, and recently after upgrading one to windows 10 my ...
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1answer
60 views

Can't access Windows after linux mint update

I have a dual boot system with Windows 7 and linux mint. I recently updated my mint distro by installing the new version (in the process eliminating the older version.) I can now use linux mint fine ...
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1answer
71 views

Invalid partition table

Before getting this "invalid partition table!" warning, I successfully installed Debian and Ubuntu side by side. No problem, no boot warning, no mess with grub, everything ok. But yesterday I decided ...
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207 views

Grub rescue command line, chainloading Windows 7 installer

I currently have grub2 installed on a Baytrail tablet along with Ubuntu 14.10 (64-bit) and Windows 8.1 (32-bit). The tablet comes with 32-bit UEFI only firmware, and a 64-bit atom processor. Using ...
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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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63 views

Unchaining grub2 and windows bootloader(s)

I would like to find out if it is possible to unchain grub2 and windows boot-loader and I could not find a convincing answer anywhere, perhaps it is just not possible... The situation is as follows: ...
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1answer
105 views

Windows XP missing hal.dll error after installing Ubuntu

EDIT: The problem is due partitioning, most of the following might've not influenced the outcome. I was dual-booting and I wanted to make some unspecified partition space and I've decided I didn't ...
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79 views

how to rename the Linux OS name installed in USB stick (LIVE USB)

I am looking for the solution for modifying the query. The requirement is as follows Installing the Any Linux OS in USB stick, here i have installed Fedora 21. Now I need to rename Fedora OS to "Nik ...
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18 views

USB Boot only works part of the time

I have been having problems booting off of my external USB drive, or usb flash drives. Oddly enough, it works, some of the time, so this is not a case of invalid configuration or non-bootable disks. ...
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4answers
438 views

Install grub on a disk drive by UUID

There is a way to indicate to grub to install on a device MBR by UUID instead of using /dev/sdX ? I'm setting a external eSATA hard disk with NixOS, and obviusly, the hard disk not would be always the ...
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4answers
11k views

Can't go into BIOS to change boot device

I completely erased my Hard Drive and installed Ubuntu 13.04 on my Lenovo B570 laptop. After a few months of using it I wanted to remove it, so I reboot my computer and pressed F12 (MultiBoot List.) ...
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19 views

IPXE booting with changed MAC address (eth0 hw address)

my internet provider recognizes users by MAC address. I have made up my mac address and now I have problem. I want to boot arch netinstall via pxe... but I cannot change my MAC address easily. ...
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1answer
243 views

grub-update and “/usr/sbin/grub-probe: error: unknown filesystem”

I've got a Debian 7 Wheezy (stable release) and my GRUB suddenly refuses to see one of my partitions. It is an OS X HFS+ partition on the GPT disk. This behavior was introduced in the month or so and ...
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2answers
128 views

How to register/convert a restored linux OS (bios) to EFI booting

First let me explain my current set up. I recently scrubbed my two main drives and converted them to GUID. On the primary drive (sdb in my case) I have created an EFI boot partition (ESP) on ...
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1answer
1k views

How to boot Linux with extlinux

EDIT: Just adding my two more cents after this question becomes a "popular" one. I had been a great fan of grub because it was able to boot everything that I used. However, when grub2 came, I really ...
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2answers
4k views

How do I set up Grub properly to quad-boot Windows, Mac OS X, Linux, and FreeBSD?

Grub has gone completely insane on me. My quad-boot system was working great up until I upgraded Ubuntu to 12.04. Since Ubuntu overwrote the Grub stuff I had to repair it with my Mac OS X and FreeBSD ...
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57 views

Windows 7 screen not displayed after installing Ubuntu

I bought a new Lenovo laptop with DOS and I wanted to make it dual boot (Ubuntu 14.04 and Windows 7, both 64 bit). I took the following steps to install both systems: Installed Windows 7 OS ...
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1answer
39 views

Trying to Fix MBR

I first decided that I wouldn't need Windows anymore, so I deleted it when I installed Ubuntu (I realized how wrong I was: no visual studio nor texnic center). Now I tried getting Windows back, so I ...
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19 views

How can i use a windows 8.1 mounted usb to repair a corrupted windows 8.1 that's on grub?

So I have a windows 8 partition stuck on "your pc needs to be repaired f8 for tools and enter to continue" both options make the screen flicker black and stay on the same page.. winload.exe is the ...
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1answer
84 views

Which partition manager to use for dual-boot Windows, Linux on SSD? [closed]

I have Windows 8.1 and Linux Mint dual boot (Grub) on an SSD disk. I want to resize Windows partition to take less space and give it to Linux. I don't want to mess up my computer, so I wanted to ask ...
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1answer
2k views

Add windows partition to grub2 boot loader in centos 7

I had windows 7 installed on my laptop. Then I installed centos7. Installation completed successfully, but when I reboot I can see only centos and centos recovery. I did not see windows partition. ...
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2answers
101 views

Windows 7 load from GRUB 2.02 beta, Fatal System Error

So, I have a dual boot pc, with Ubuntu on one disk, and Windows 7 on another, in a separate partition. A couple of days ago, I tried to log in to Windows, and have been getting this message ever ...