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

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how to get grub menu back in tripple-boot setup

I have windows 8.1 preinstalled on my laptop I installed Linux Mint 17.1 for a time and dualbooted then I decided to also install Windows 7. After this I can just boot into Windows 7 and Windows 8.1. ...
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1answer
2k views

Cannot find grldr in all devices

I'm running wubi on XP machine. Started out originally with 8.04, and gradually upgraded to 10.04. Recently, I was creating linux bootable USB drive, and put it in my system to see if it would work. ...
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3answers
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Grub error before menu, cannot see what it is, flashes and continues. How to halt on grub error?

Always, when I boot my system, I must witness a flash of error right before the GRUB menu pops up. It goes like this: Loading Operating System. GRUB Loading. Welcome to GRUB. error .... Then it ...
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17 views

Change grub2 behavior

I installed fedora on my computer. GRUB is different. The last grub I had showed no menu and allowed me to press SHIFT key to bring up a menu. GRUB2 shows a complete menu and takes 5 seconds to boot ...
2
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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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1answer
40 views

Running a command as another use with different permissions

I use a heavily locked down Linux system with GRUB's built-in verified boot mechanism. Consequently, I have to sign the kernels, GRUB modules, and configuration files in /boot every time I want to ...
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1answer
202 views

Grub from ubuntu and grub from Mint

I installed Ubuntu 14 in a partition of my computer having Linux Mint 17 installed. Then I uninstalled Ubuntu and the grub dissapeared and I couldn't use anything, so I reinstalled Ubuntu and the grub ...
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2answers
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Boot Acronis true image and Clonezilla ISO image alone side windows 7 , Ubuntu 14.04.1

I want to create boot menu it can be boot from my (installed OS) Windows 7 and Ubuntu 14.04.1 I can add Windows 7 alone side Ubuntu in "Grub 2" with "Boot-Repair" but i can't boot Clonezilla and ...
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1answer
2k views

Linux Mint livecd does not recognize Windows 8 partition

My system has two SSDs. I re-installed Windows 8 onto the disk0. I want to install Linux mint on the other SSD. Secure-boot is disabled, fastboot is disabled, csm is enabled I run Linux Mint 16 x64 ...
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1answer
9k views

Dual boot (Windows 8 + Linux Mint 17) UEFI system boot windows only

I have been working on a dual boot system with windows 8 preinstalled and linux mint 17 for a month or so. After applying an update in linux grub loader does not appear and system only boots windows. ...
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73 views

Grub2 error: out of disk. On fresh install

Fujitsu-Siemens Amilo mini UI3520, HDD replaced with an SD card adapter. In the SD card adapter there is a fake oversize SD card from china, with a partition containing the working sectors only. The ...
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47 views

Path `/boot/grub' is not readable by GRUB on boot. Installation is impossible. Aborting

Whenever I try updating grub, I get this error: # grub-install /dev/sda Path `/boot/grub' is not readable by GRUB on boot. Installation is impossible. Aborting. and # grub-mkconfig -o ...
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1answer
18 views

Grub2 not bootable

I replaced the internal HDD of my Lenovo Z570 by an SSD drive. Then I put the HDD in an external case and tried to boot it over usb; but the BIOS of my PC does not recognize it as bootable and just ...
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0answers
103 views

Booting from USB sends me to Grub rescue mode

I have Ubuntu 14.10 and I followed the instructions here perfectly and I used the BIOS to boot from my USB (F12, InsydeH20) and after a few seconds, it sended me to Grub rescue mode. Whenever I boot ...
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0answers
4k views

How do you boot Arch Linux with systemd without X11?

Ran an upgrade recently that borked my whole setup(with catalyst drivers). It caused artifacts at login/desktop and then a hard lock. However, I'm not asking about those problems, what I want to ...
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0answers
600 views

After installing minimal Centos 7 on computer, unable to boot on Windows 8.1 using grub2

I have installed Centos 7 minimal on computer, where was only already installed Windows 8.1. After that, I'm unable to boot Windows, whatever is the boot order in Bios, only grub2 with Centos start. ...
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497 views

How to recover kali linux grub rescue?

When I booted my computer in live USB mode and tried to mount the boot partition via terminal I encountered the following error mount: can't find /dev/sda14/mnt in /etc/fstab or /etc/mtab
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1answer
230 views

Switching a VirtualBox Ubuntu Server VM from UEFI to BIOS

I have a virtual machine running in VirtualBox of Ubuntu Server 14.04.1 LTS x64. When I initially set it up, I configured the VM to use EFI instead of BIOS. But, it turns out VirtualBox's ...
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0answers
65 views

From windows 8.1, how can I allow an already existent debian installation to be dual-booted?

I have a chromebook c710-2856, and have been in the process on installing windows and debian on it in the past few days. Right now, I have a 250 GB hard drive instead of the default 16 GB SSD, and I ...
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0answers
190 views

How to load FreeDOS iso from Grub2?

I'm currently loading FreeDOS iso (freedos-1.0-full.iso) from Grub4DOS, and Grub4DOS is actually first loaded from Grub2. Grub2 grub.cfg menuentry "FreeDOS 1.0" { setroot=(hd0,1) linux ...
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1answer
180 views

EasyBCD won't boot Debian after upgrade

I have a desktop that dual-boots Debian and Windows 7. When I turn it on, it uses the Windows bootloader, as configured by EasyBCD. If I select Debian, it then chainloads(?) GRUB, which lets me ...
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1answer
10k views

How do I add Windows 7 to GRUB 2?

I am having trouble adding Windows 7 to my GRUB 2 boot menu. I know similar questions have been asked and answered on this site and others, but none of the answers seem to work for me. My setup: Two ...
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0answers
24 views

Is secured GRUB unable to load drives?

Basically I'm trying to get GRUB's secure boot capabilities (no connection to UEFI) up and running. I've got a fresh install of Ubuntu 14.04 running in VMware Player 6 and after generating a signing ...
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34 views

Make GRUB changes permanent

At the GRUB command line prior to booting the kernel, I entered the following commands: trust /boot/boot.key set check_signatures=enforce Since I don't know how to boot my kernel from the command ...
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1answer
3k views

Unable to boot Windows 8.1 with GRUB, reboots everytime

I have two HD drives, one with Linux Mint Debian Edition, the other with Windows 8.1. I was able to boot both of them using GRUB, with no problems. Yesterday I tried to boot Windows after almost 3 ...
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0answers
29 views

Make certain files read only on boot

I'm running Ubuntu 14.04.1 LTS and GRUB2. I'm wondering if there is a way that, upon booting the kernel, I can have the kernel make certain files read only. I want this status to persist for as long ...
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159 views

Windows Boot Manager - Grub2

I have 3 partitions on my hard-disk with each one operating system. Windows 7, Windows Server 2012 R2 and Ubuntu 14.04. In the past I had (pre-)installed Windows 7, I shrunk some of it's disk size and ...
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168 views

how to properly set up grub2 with uefi on gpt

I've recently installed fedora on new ssd disk. Info: GPT, uefi partitions: (lsblk) NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda ...
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2answers
2k views

Make GRUB 2 boot Windows 8 safe mode

I have a dual boot configuration: Windows 8 Consumer and Ubuntu 11.10. I tried to install the Asus drivers for my motherboard (P8Z68-V LE EFI) in windows 8, and i now get bluescreens when starting ...
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109 views

Boot different OS if booted via Wake on LAN with GRUB

I have a PC running Windows and Linux. I want the Windows system to be the default system because this PC is mainly used for gaming. I do, however, occasionally use it as my remote development box. ...
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1answer
2k views

How to add Windows 7 entry to GRUB2

Just completed a new computer build. I installed Win7 on a 2-disk RAID0 fakeraid. I then unplugged those drives and installed linux mint on a separate drive. I did it this way because if I left the ...
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30 views

unable to boot ahter instalation : freeBSD

I have ubuntu installed in my system. I just installed freeBSD 10.0 in to my system. Where /dev/sda1 is where my ubuntu is installed , and /dev/sda2 is where I install freeBSD. Installation of ...
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0answers
15 views

GRUB Booting from subdir Issue

I am encountering a boot issue: My primary linux distro was not installed on / but (I don't know why the developers chose it) on /@/ which implies that my rootfs lies under /@. However when I ...
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1answer
156 views

How to install Windows in a fresh formatted hard drive?

I was having problem concerned with dual boot of Windows and Ubuntu because I had Ubuntu already installed in my system. Well, there was something wrong with my boot/efi partition's VBR or my hard ...
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68 views

Multi-distro LINUX from grub2. LVM Vgs not detected

Having a very weird problem with LVM in linux earlyspace. My system runs with 4hdds. Three are sata and one is eide/pata (/dev/sdd). I'm using grub2 to manage several OS's (two debian, one ...
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1answer
146 views

Installing newer version of linux over an older version on a windows dual boot laptop?

I have an Asus laptop, with a recovery partition and windows 7 installed. I installed Linux Mint 13 on it, dual-booting it with Win 7. Now I want to remove Linux mint and on the same partition space ...
0
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1answer
2k views

Boot Kali iso from HDD in existing boot menu

Currently, we have FOG as our computer imaging solution. All PCs have PXE boot setup, and FOGs boot menu is showing. What I would like to do is to add the Kali iso as a start-up option, which would ...
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2answers
338 views

How to install Grub2 to multi boot two Windows 7 for booting from two different HDDs?

I own a HP DV7 laptop that supports 2 HDDs. I have installed Windows 7 on each HDDs separately, each one with their own bootloaders, who do not communicate with each other. The problem is that when I ...
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0answers
317 views

Triple boot windows 8.1 ubuntu 14 and kali linux

I currently have ubuntu and windows 8.1 installed. I have the grub 2 bootloader. I just want to know how to get kali linux on my machine too, I am a newbie. Can someone make a video for me or show me ...
0
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1answer
236 views

Debian grub bootloader can't find windows 7

I have been using Windows 7 for quite a while on my machine in the following configuration. I have three hard drives, all different sizes, with Windows being installed on the largest. This is also the ...
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3answers
12k views

Linux installation won't boot due to GRUB “no such device” error

I think I've exhausted all I know to do, so I'm sending up the flares. I'll try to cover it all (albeit, in pieces), so please be patient. I decided to install Linux Mint 11 where I previously had ...
0
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1answer
275 views

Why does GRUB 2 give me a recovery command line unless I reboot from that command line?

When I boot my computer, whether it be from the OS software reboot button or the physical power button on my laptop, GRUB gives me a command line. That, by itself, isn't so strange. I'd just assume ...
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1answer
98 views

password md5 equivalent in grub2

In the old version of grub, we can prevent the user modifying the boot option in menu.lst with the following line: menu.lst password --md5 <password> In grub2, I tried to add the following ...
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1answer
1k views

I need to install GRUB 2 for Windows 8.1

I have Windows 8.1 32-bit on my PC and I want to install Kali Linux 1.0.8 64-bit or Ubuntu 14.04 64-bit on my PC (my PC can run a 64-bit OS). I need GRUB2 to install the OS to my bootloader but I ...
0
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1answer
295 views

Grub doesn't see external drive (Intel mac)

I have an Intel Mac (MacMini) and an external usb-drive. On the internal drive, I have a partition with an OSX install, and one with Ubuntu+Grub2. On the external drive, I have a copy of my complete ...
0
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1answer
173 views

How can I make GRUB bypass Windows bootloader?

I have two hard drives, one with fedora and another with Windows XP and 7 on two partitions. When I boot my machine, GRUB sees Windows 7 bootloader and allows me to boot windows by going through ...
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0answers
79 views

Dual-Boot Windows XP and Vista Without Windows Boot Manager?

I have been dual-booting FreeBSD (1st partition) and Windows XP (2nd partition) using Grub2 (configured in FreeBSD). I just installed Windows Vista on my hard drive's 3rd partition. To boot Vista I ...
2
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1answer
2k views

Error 0xc000007b when trying to start \EFI\ubuntu\shimx64.efi (Ubuntu) through Windows 8.1 Bootmanager on an UEFI System

Error 0xc000007b when trying to start \EFI\ubuntu\shimx64.efi (Ubuntu) through Windows 8.1 Bootmanager on an UEFI System EFI Entries During Ubuntu Setup, Ubuntu automatically created an EFI start ...
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2answers
35 views

Virtual disc, missing bootloader. How to boot?

I had a netbook with HDD partitioned into 3. On one of the partitions (say /dev/sda2) i had an instance of Crunchbang Linux installed. I had backed it up using 'dd' command (dd if=/dev/sda2 ...
0
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1answer
52 views

How to fix ubuntu boot alongside windows 7

In the beginning I had only Ubuntu on my pc. After I installed Win 7 in another partition. Then Ubuntu boot doesn't starts anymore? I need dual boot: how can I fix it?