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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Every other boot drive decryption doesn't work

This isn't a 50% chance of happening thing, here's a common sequence of events: Boot into grub, where I select Ubuntu Blank purple screen, type in decryption password and hope it works It does, can ...
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8 views

GRUB 2 giving “Loading Operating System” and then hanging

I've looked through the few other reports of this and none have had solutions that I haven't already tried. I ran boot-repair and got the following log of information: ...
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1answer
17 views

How to password protect Grub menu

How to password protect Grub menu from the ro recovery nomodeset command. I want it to where no one unless you have the password to make changes to the menu to try to get into recovery.grub
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0answers
14 views

Is there any way to add a “Boot to Ubuntu/Windows” icon?

Is there a way to make an icon that would allow you to reboot the computer to a certain OS? I am not sure if a program like this exists yet, but theoretically would this work with Grub 2 or some other ...
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0answers
5 views

Ubuntu 14.04.02 Server after update stops at grub cli

I have the above os as in the title, and it's on a RAID 1 ssd array. What is the best way to repair the grub in this case? I found some info on starting the system manually, but not much in case of I ...
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1answer
20 views

Creating Windows Partition and Dual Boot from Stand Alone Ubuntu 14.04

Ok after a few days of searching with no luck, not even help from the volunteers at boot-repair techs. I've decided to post on here and youtube. Here's my situation: Acer Aspire V5-122P 1.0 Ghz AMD A4 ...
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1answer
49 views

Restoring Grub Launcher After Windows 10

I went ahead and installed windows 10 on my windows 8 and Ubuntu dual boot PC. All went smooth and Windows 10 works perfectly however the computer automatically boots to Windows and the grub launcher ...
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58 views

Dual Booting Windows 10 and Ubuntu 14.04.2 on Lenovo Yoga 2 Pro

as a preface - my only experience with Ubuntu is playing around on VM's, so I apologize in advance for any naivety. I've just updated my Yoga 2 Pro from Windows 8.1 to 10, and am trying to install ...
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3answers
29 views

change grub2 boot menu names

I installed Ubuntu 14.04 LTS on my Windows 7 computer, and I would like to know how to change the names of the menu options so it will just say "Windows 7" instead of "Windows 7 (loader) (on ...
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0answers
8 views

Unable to re-install Ubuntu 14.04LTS dual boot from USB. Minimal bash-like line problem

Yesterday I formatted the Windows F drive where Ubuntu 14.04 was installed (from a USB) because of some problem. Now when I am re-installing the same version of Ubuntu by the same USB, I could not ...
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1answer
14 views

Manually partitioning 15.04 Server for RAID 0

I'm trying to install Ubuntu Server (15.04) on a 2012 Mac mini with two 240GB SSDs. I recognize that Macs can be tricky with EFI v. BIOS, but that's another issue. I'd like to install Ubuntu Server on ...
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26 views

Grub does not load in dual-boot, instead auto-boots windows 10

Though secure boot is disabled, grub does not load during startup. Instead, the computer automatically goes to windows 10. To clarify, this was a new computer that was upgraded to windows 10 and ...
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1answer
20 views

Windows 7 doesn't boot; no device, invalid sig

Booting to Windows 7 has worked in the past. I don't know what changed. When I select the Windows 7 menu item, I receive the errors: no device invalid signature 468CEF828CEF6ABF Note that I've ...
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1answer
14 views

Boot-Repair made Dual Boot System unusable

After an Update to Ubuntu 14.04, the system no longer started and showed the grub rescue prompt. I was able to start from CD by pressing F10 at the beginning to select the boot medium. Then I was able ...
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0answers
6 views

while booting system msg:“(initramfs)unable to find a medium containing a live file system” [duplicate]

i have tried to dual boot my system with window 8 and _ubuntu_14.04- (pre-emphasized textinstalled).as i inserted disk of window 8 and there comes a option of language, after selecting language option ...
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1answer
103 views

Messy GRUB after upgrade to windows 10 [on hold]

I was a bit unconfortable with GRUB when upgrading to windows 10. First of all, before upgrading I was dual booting Ubuntu/Windows 7. For the reason everybody know, we have two lines (sda1 and sda 2) ...
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0answers
18 views

Help with botched 14.04 LTS dual boot install/Auto-boot grub fails to get into windows 8.1

First-time poster here, sorry if the title isn't written well(suggestions welcome) System specs(if helpful): AMD 750k processor Asrock FM2A55M-HD+ mobo Seagate 1TB SSHD(hd0) WD 320GB HDD(hd1) 8gb ...
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0answers
28 views

Installing Linux Mint on a second hard drive [on hold]

I am wanting to dual-boot Ubuntu 14.04.2 LTS and Linux Mint 17.2. I have a custom built PC, that I built with 2 hard drives (500 GB w/ Ubuntu 14.04 and a 250 GB that will have Linux Mint on it) and ...
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0answers
19 views

Ubuntu 14.04.2 new install - boot on recovery mode only

I have installed Ubuntu 14.02 on an old HP 540J with a dual boot Windows XP. The PC is a Pentium 4 with 2.8Gig of RAM. When I try to boot on Ubuntu from the GRU I get a black/orange page but it ...
2
votes
1answer
57 views

Ubuntu 14.04 USB installation drive not recognized during boot(Dell Latitude D630)

Ubuntu 14.04 USB flash drive isn't recognized during boot. I have had a bunch of hardware failures this week and I am down to a hybrid image laptop harddrive with mint 12 installed on it to boot as ...
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0answers
38 views

Cannot boot with Ubuntu

Some days ago my daughter (who has her own account on the PC) told me she could not boot the computer (A HP Compaq with Ubuntu 14.04). I do not know how it occured, if she did something wrong (I do ...
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2answers
43 views

GRUB is not letting me switch to Windows 8. Dual boot process. Ubuntu 15.04

So today I just tried to do a Dual Boot with my Windows 8 desktop computer. I followed these instructions At the start, I made a 200Gb partition from my 1TB hard drive. I booted Ubuntu 15.04 by ...
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0answers
16 views

Need Help Installing Ubuntu on External HD, Switching Boot Order on Windows 10

I had Windows 8.1 and upgraded to Windows 10. Smashing. Since there are some privacy things I don't like about Windows 10, I wanted to install Ubuntu as well for a sort of Dual-Boot setup to learn ...
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1answer
47 views

Dual boot not working (unable to load Windows) on ubuntu

I am new to linux(ubuntu) and have installed it while following different blog posts and stuff to keep my Windows installed and I hope it is. I selected Something else option while installing but now ...
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19 views

GRUB fails to install with LVM setup

I have 1x 160GB HDD and 2x 80GB. The way I want to partition all the disks is as follows, GPT partition tables with 10GB partitions which will be LVM physical volumes. The rest of the disk space will ...
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0answers
190 views

Grub2 to see new Windows 10 loader instead of Windows 8 loader

I was running a dual-boot of Ubuntu 14.04 and Windows 8 Pro. I recently took advantage of the free Windows upgrade and upgraded my Windows 8 to 10, however; whenever I start up my machine, Grub2 still ...
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0answers
58 views

Windows 10 Install screwed up Ubuntu (Dual Boot) Grub is still there

I took the plunge last night and installed the Windows 10 upgrade on my Windows 7/Ubuntu Dual boot set up. To my surprise the windows upgrade went smooth, however it has rendered Ubuntu unusable. ...
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2answers
358 views

Windows 10 upgrade kills grub and boot-repair doesn't help

I've just upgraded to Windows 10 from Windows 8.1 on my partitioned laptop that has Ubuntu 14.04 installed. Grub no longer appeared on boot so I ran boot-repair from an Ubuntu liveUSB. This didn't ...
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1answer
21 views

How to create a separate /boot partition after installation when dual booting?

I dual boot Arch Linux and Ubuntu. I have the following partition setup: Here sda1 is where Ubuntu is installed, Arch on sda2. New Partition #2 is the proposed /boot. sda4 is a common home for both ...
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4answers
134 views

GRUB still showing windows 7 boot instead of windows 10

So, I have dual boot on my notebook which are Ubuntu and Windows 7. But recently, I upgraded my windows 7 to windows 10. But when I startup my notebook, it still shows Windows 7 instead of Windows 10. ...
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10 views

Grub shows “lsb_release -i -s 2 …” instead of “Ubuntu”

After doing apt-get update my grub shows s "lsb_release -i -s 2 ..." instead of "Ubuntu". How to make it shows back "Ubuntu"? Of course I can edit it manually in /etc/boot/grub.cfg. But every doing ...
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2answers
233 views

Dual boot windows 8 - ubuntu ; upgrading to windows 10

I decided to upgrade my windows 8 to windows 10. During the installation process, the computer rebooted and I got into the grub console, without having my usual menu. I was able to proceed to the ...
2
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1answer
29 views
+100

Hyper-V Ubuntu initramfs on reboot

On the virtual machine when I update grub (sudo update-grub) and restart I get the BusyBox initramfs shell on boot. I have a checkpoint on the machine so I can easily go back to just before I ran the ...
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0answers
22 views

Why boot-repair on ubuntu 14.10 not detects windows 8.1 for grub [on hold]

Heres the partition information http://paste.ubuntu.com/11967871/ I do the install and remove the windows boot partition. Now when i run boot-repair does not show Windows option to boot. Tks for any ...
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1answer
10 views

My linux pc is corrupted and showing this error “error: no such device: a029261a”

My linux pc is corrupted and showing this error "error: no such device: a029261a" How can I get my saved documents back please tell me or restore the files.
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0answers
17 views

Ubuntu live cd not detecting existing 15.04 partition

I have been using Ubuntu 15.04 since it was released. Today, I had to reinstall Windows 7 for some work requirements. The windows installation went well, and as always, grub had been erased. So now, I ...
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0answers
12 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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0answers
12 views

GRUB wont recognize ubuntu

I just have installed ubuntu and than red hat linux enterprise after it and now my GRUB menu just shows Red Hat and when I insert Ubuntu disc and try to install it it says Ubuntu is already installed ...
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1answer
142 views

Dual boot Windows 10 Ubuntu14.04 problem

I'm sorry if this question has been asked before, but I couldn't find a solution that worked for me. I recently got a new laptop with Windows 8.1. I added an SSD and installed Windows 8.1 on that ...
3
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2answers
111 views

“Error: Invalid signature” when configuring dual boot Ubuntu 14.04 and Windows 10

After installing the Windows 10 upgrade on my laptop, it ruined the grub boot manager, and I could only boot in windows 10. I fixed the boot manager using a live cd with the boot-repair tool, but it ...
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0answers
37 views

fail to load - grub rescue>

I had dualboot with windows and linux, I tried to change size of windows C: volume and after reboot, it doesn't load ends with grub rescue shell. If I trun on UEFI boot in BIOS it ends with "No ...
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1answer
31 views

How do I make my computer automatically boot into Windows instead of Ubuntu?

I have dual-OS's on my computer and when I turn it on it will automatically boot into Ubuntu. I am only able to get into Windows if I manually make a selection in what I think is grub (I am new to ...
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0answers
22 views

Help! (initramfs) failed boot

I cant boot to my ubuntu 15.04, after boot I get to initramfs. After looking for solutions online and here, I'm not sure what I can do to get back my OS and files... I introduced the command blkid ...
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4answers
3k views

Windows 10 upgrade lead into grub rescue

I was dual-booting Windows 7 and Linux Ubuntu on my desktop, and today is the day they gave out free Windows 10 upgrades. How exciting! I got the update, and it was installing, and I left to go take ...
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0answers
12 views

GRUB 2 dual boot freeze for a few seconds

Sorry for asking this question again, asked it here a long time ago but didn't get any answers. Since I setted up dual boot with Ubuntu and Windows 8 I have this "problem", grub menu shows up, if I ...
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2answers
31 views

Help! First time setup password broken! [duplicate]

I tried downloading Ubuntu 14.04 onto my old windows vista laptop. The installation went fine, but when i loaded it up for the first time I got to this screen: Ubuntu 14.04.2 LTS Linux tty1 Linux ...
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0answers
10 views

Multiboot and same /boot

I have a Win8 partition and some Linux on my laptop. I was wondering if it would be right to create a partition /boot and every time that I install a new linux overwrite it. Will this work or I will ...
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0answers
44 views

How can I boot from a USB device via grub shell or initramfs?

I recently got my Dell XPS 13 with Ubuntu 14.04 preinstalled. After some time I tried to update Ubuntu (big mistake) just to find out that it doesn't work out of the box and there are some issues to ...
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3answers
54 views

Can't boot after boot-repair

This morning starts with ubuntu updates installation, which unfortunately freezes at some point. I hard-rebooted my laptop and got grub> command-line. There I tried manual boot from each of two ...
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1answer
36 views

Can I delete my most recent kernels

Yesterday I asked about problems I am having with my laptop computer Having problems booting my Lenovo laptop Basically the problem is that all recent kernels are failing, whereas old kernels still ...