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".

learn more… | top users | synonyms (2)

1
vote
0answers
11 views

Ubuntu and VHD grub rescue error

this might be a bit complicated, but i hope someone can help me. -I have my work PC, It has Ubuntu 14 installed and Windows 7 -I created a VHD image of the Windows partition from within Windows 7 OS ...
0
votes
0answers
19 views

Ubuntu Persistence file on another partition not working

I have made two partitions on my USB flash drive : 1. Partition 1: fat32 (1.9 GB approx) 2. Partition 2: ntfs (hidden, type 17) (1.8 GB approx.) Partition 2 is marked as boot and grub is installed ...
0
votes
0answers
16 views

what sequence to follow, kernel deleted, grub maybe damaged, apt-get trouble, keybord language

At first I deleted some kernel good images then trying to fix it. then I made a mess with grub and so I deleted all them all the images versions, they were still usable by a grub on a pendrive. They ...
0
votes
0answers
10 views

Recover from crashed hard drive

I have a dual-boot system with Windows 10 and ubuntu. The hard drive failed but I did a backup in Windows 10 with a system image. When I got the new drive and recovered the system image, it put me in ...
0
votes
1answer
29 views

Grub - missing windows 8 recovery

In a dual boot ubuntu 14.04 / windows 8 (upgraded to Windows 10) laptop, there's no entry in the grub menu list for starting the windows 8 recovery procedure (installation files are in a partition). ...
-1
votes
1answer
58 views

Why is Ubuntu14.04LTS running beta version of GRUB?

I wiped the data on my 2 hard drives of my rack server and did a fresh install of Ubuntu14.04 LTS minimal server and yet could not boot I get the below error Please see screenshot Why is Ubuntu ...
1
vote
0answers
31 views

Can't boot ubuntu directly. Should I reinstall it?

I've migrated from Windows after 15 years of unsatisfaction. Installed Ubuntu MATE 15.10 on an old notebook that used to run Windows 7. The instalation went ok and I've been using the computer for a ...
0
votes
0answers
22 views

GRUB not installed!

So I started installing ubuntu server on my MBR only usb through a cd. It was continuing nicely and as it started the process "Selecting and Installing Software". Soon My laptop immediately ...
0
votes
1answer
25 views

When booting my bios pops up i think? And it sais this a bunch of times

[ 158.926996] usb 2-6: Device not responding to set address. [ 159.131119] usb 2-6: Device not responding to set address. But I'm not booting off a usb device. Originally when I downloaded Ubuntu ...
0
votes
1answer
35 views

Will the Ubuntu installer automatically detect other versions of Linux?

I recently purchased a computer off a friend and decided to set it up as a work station at home. To that end, my supervisor and I spent the day getting Mageia (Red Hat distribution) installed along ...
0
votes
0answers
26 views

14.04 boots into black screen even after a fresh install

So, this started after I took out the hard drive (after turning it off, and unplugging the power source). It would just boot to a black screen. It would show the purple ubuntu screen, but no log in ...
0
votes
1answer
24 views

grub error when booting ubuntu

I have 2 hard drives on my server and i have previously installed CentOS on one of the hard drives(not sure which but i am guessing the second) I install fresh Ubuntu 14.04LTS on the first one i ...
0
votes
1answer
28 views

TTY goes blank after a couple seconds on Ubuntu 14.04

I recently got an NVIDIA GPU and installed Ubuntu 14.04 on my hard drive. My problem is that Ubuntu is no longer booting up. When I boot to that hard drive, I get a blank screen. When I press ...
0
votes
0answers
20 views

Moving Ubuntu partition to secondary HD

I installed another HD into my laptop and I want to move the Ubuntu partition over the secondary HD. Here my situation: SSD partitioning I want to copy the sda5 partition here: secondary HD. In the ...
-3
votes
0answers
39 views

Unable to install grub2 while dual boot(Win10 +Ubuntu)in Dell inspiron 5559 ,it's giving fatal error

I recently bought a shiny new Dell inspiron 5559 and I want to dual boot it with Ubuntu for studying purposes. Its built-in OS is Windows 10 . I've made a separate 50GB partition just for Ubuntu and ...
0
votes
0answers
8 views

Successfully Copied/Pasted Partition between drives… Now how to boot off destination drive?

I booted off a live dvd and copied and pasted my root/core ubuntu 14.04 partition. What are the next steps to take to boot from the new drive? Do I just need to configure grub to be done?
0
votes
1answer
52 views

Windows 10 is not showing after installing 15.04

I successfully install ubuntu 15.04 on my laptop Lenovo Thinkpad E430, now I am facing problem that windows 10 (which was already installed on my machine) is not showing in in grub, I already tried to ...
0
votes
1answer
30 views

BURG doesn't identify Windows 10 but GRUB2 finds windows 10

Well, I really hated GRUB2 's UI. So I thought of moving to BURG. I'm using Windows 10 with Ubuntu 15.10 and Kali-Linux Triple-boot. i installed BURG though ...
0
votes
1answer
16 views

Grub rescue problem after deleting windows partition

I accidently deleted the windows partition and now i am facing grub rescue problem. I used this commands Grub rescue> set root=(hd0)(msdos4) Grub rescue> set prefix=(hd0)(msdos4) Grub ...
0
votes
1answer
95 views

Ubuntu 14.04, lost grub2 and partition during Windows 10 upgrade

Had dual boot on an HP laptop. Ubuntu 14.04 and Windows 7. Got stuck in the middle of my Windows 10 upgrade at grub rescue prompt. Used boot-repair-disk to get past that point. Chose recommended ...
0
votes
0answers
20 views

how to repair grub2 on a gpt partition

I've broken grub (don't know how, maybe resizing the main partition) and tried to fix it through grub-install, currently though booting gives me an init error and drops me in a basic shell. I've run ...
0
votes
2answers
78 views

Getting 32-bit grub to automatically boot Ubuntu

After so, so much pain and a lot of time (this is too common a prelude), I've managed to get Ubuntu 15.10 installed on the infamous Asus X205TA. It is currently set up in the following way: ...
0
votes
0answers
28 views

Every time I choose Ubuntu to boot in my dual-boot Laptop, I get a grub terminal

The system is dual-boot with Windows 10. How should I proceed?
0
votes
1answer
28 views

cloning my ubuntu image to HDD alongside win10

I bought a new laptop with win 10 pre-installed. Now I want my Ubuntu 14.04 installed on my old laptop HDD to be cloned and installed on the new HDD alongside win 10. So far I was able to run Ubuntu ...
0
votes
1answer
19 views

Grub customizer error

When I try to update grub by using grub-customizer it gives me error how can I solve this problem?
0
votes
1answer
21 views

“Attempted to read/write outside of hd0” after install Lubuntu alongside Windows 7

I recently installed Lubuntu onto a 160Gb HDD, alongside Windows, which is the first two partitions (System Reserved/C:). The installation completed just fine, with no errors. It then rebooted into ...
0
votes
1answer
26 views

Unable to install 14.04. a few tries, a few issues

So, yesterday, win 10 commited suicide again, by deleting internet protocols alone. I'm fed up of this cancer, but I still game, so I want a dual boot At first I was able to install linux alone, ...
0
votes
1answer
21 views

Unable to dual boot windows 8.1 with ubuntu 14.04

I m new to this forum and to linux. I have windows 8.1 pre-installed in my HP 15-r007tx and I wanna make it dual boot with ubuntu. But last I tried I finished installing ubuntu based on a few videos ...
1
vote
1answer
41 views

Using Grub on hard disk to boot live SD card

I have a laptop running Ubuntu MATE 15.10, and said laptop has an internal media-card reader. I would like to be able to use that media-card reader to boot a liveCD installed on an SD card. ...
0
votes
0answers
14 views

GNU GRUB Command Loop! [duplicate]

I need help, im currently on a loop on GNU GRUB command. Ive seen many articles on it but non have help. So i removed ubuntu's space in the Disk Mangment...then I removed the Ubuntu pen drive and ...
0
votes
1answer
168 views

Removing Ubuntu with Windows 10 [duplicate]

I have ubuntu installed (dual-boot with Windows 10) on my laptop and my PC, but I noticed that I only really use it on my laptop, so I decided to remove it from my PC and attempt to switch back to the ...
1
vote
1answer
34 views

GRUB defaulting to 30 second timeout

In my GRUB configuration, I have the following setting: GRUB_TIMEOUT=3 In general, it works fine. However, I'm using overlayroot, which creates a protected file system (specifically, it uses ...
1
vote
0answers
15 views

Where in the server install does it mount /cdrom?

If I try to boot the server installer iso as a CD - whether burnt directly to a CD, mounted in a virtual machine like an optical drive, or expanded onto a USB/SD - it works great. If I try to grub ...
0
votes
0answers
40 views

Can I access GRUB (or equiv) from Windows cmd?

I've installed Ubuntu at least 15 times and never had so many problems as with Windows 10. I've disabled Fast Boot and Secure Boot, set it to use UEFI and installed Ubuntu 15.10, which worked fine. ...
0
votes
1answer
31 views

Installing Win7 SP1, Dual Boot with Ubuntu, using GRUB and not Win Sys Reserved partition

So I have a 240SSD 20gb for Ubuntu (Active) with the GRUB bootloader on it. Just root partition, no home, no swap. And I have a 200gb Windows 7 partition (Primary as well but not active). My issue is ...
-1
votes
0answers
22 views

occasionally boot fails with blank screen (displayport signal error)

Ubuntu 14.04 is installed on ssd sdd1 drive while windows 7 was installed on sdd sdc1. The Ubuntu bootloader grub was installed on sdd drive. Disk drives topology: NAME FSTYPE SIZE MOUNTPOINT ...
0
votes
1answer
30 views

Grub console at boot if pen drive not plugged in

I installed Ubuntu 14.04 LTS using a bootable USB pen drive, creating a dual boot with Windows 10. Windows and the EFI partition are on a disk, Ubuntu and its swap partition are on another disk. ...
0
votes
1answer
22 views

GRUB stops while booting docking station

My Problem I have some problems starting up my Lenovo T540p in the docking station. If I start outside the docking station Linux is started and everything is perfect. I can put the notebook into the ...
0
votes
0answers
39 views

Dual Boot LUKS Encryption

I followed this guide: How can I install Ubuntu encrypted with LUKS with dual-boot? but at step 8, where you allow the graphical installer do its work, the grub-amd64-efi install fails. Here is the ...
0
votes
2answers
28 views

Booting issue, Lenovo G580 Dual boot

I have Lenovo G580 (core i5 2.5 GHz), with dual boot (Windows 7 & Ubuntu 14.04). Since last 3 year, it was running smoothly without any issue. There was heating issue because of lots dust in ...
-1
votes
1answer
24 views

Grub is showing Ubuntu but not loading it

First of all thanks to all sharing all kinds of useful info. I have one similar problem, want to take inputs from you. In my Laptop I am using wind7 and Ubuntu12.04 as dual boot. it worked ...
0
votes
0answers
23 views

How to force update-grub to run only on sda, not on other disks

In my system I have 3 disks: sda: sda1 Arch Linux amd64 sda2 Debian 8 amd64 sda3 Ubuntu 14.04 amd64 sda4 Swap sdb: sdb1 FreeBSD 10.3 amd64 sdc: sdc1 Data All disks have a MBR partitiontable. On ...
-1
votes
0answers
8 views

how do i switch main bootloader to windows bootloader [duplicate]

I am trying to uninstall Ubuntu and you guys are asking yourself what the hell is he thinking or something similar because this is an Ubuntu forum. I want to know how to switch my main bootloader to ...
0
votes
1answer
48 views

UEFI installed 15.10 doesnt boot from /dev/sdb

I tried installing 15.10 on my ssd which is /dev/sdb (unfortunatly), format/set a new gpt partition table to /dev/sda and /dev/sdb and let the installer do its job setup the partitions myself where ...
0
votes
0answers
15 views

Can't boot Ubuntu after resizing the home partition

I tried to boot ubuntu from a live-cd in order to shrink my home partition so I can install windows alongside ubuntu. After successfully resizing the partition using Gparted I was unable to boot into ...
-1
votes
0answers
37 views

Ubuntu 15.10 doesnt boot (low graphics error)

After trying to migrate my USB installation to my formated (ext4) SSD and failed to do so (How to migrate ubuntu 15.10 to an other disk) I tried to fresh install (using the liveDVD i have ) ubuntu ...
1
vote
0answers
22 views

Yet another Windows install corpting Grub question

I know similar problems have cropped before, but nothing I've found so far has helped (in part because I can't make sense of most of it). So here we go: Windows 10 started installing unprompted. I ...
1
vote
0answers
29 views

Move the boot loader from Windows partition to Ubuntu

Is it possible to format my Windows partition and move the boot record to Ubuntu partition? The reason I want to remove Windows is because I don't have enough space in my Ubuntu and I use Ubuntu in my ...
0
votes
0answers
19 views

error on boot, then prompt for grub rescue

My old lenovo atom based notebook. Possibly cooked HD, as on boot I get BIOS only. On booting Ubuntu CD get errors and finally grub rescue> now, get this, on booting and old windows install cd, get ...
0
votes
0answers
36 views

Unable to boot to Windows 10 after removing Ubuntu 15.10 from dual boot, getting black GRUB screen?

A few months ago I dual booted Ubuntu 15.10 on my laptop alongside Windows 10, but recently I decided to remove Ubuntu. After being naive and following an Ubuntu dual boot removal guide on YouTube I ...