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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14.04.2 keeps freezing 15mins after start up and no screen

Every time I turn on my desktop the bios show up then after that it is a blank screen. I restart the system and then goes in to grub menu i select ubuntu. Ubuntu is the only thing on my system. Then I ...
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27 views

Ubuntu 14 LTS server going to sleep/shutdown

We recently transitioned from Ubuntu 12 to Ubuntu 14 server installations and started to notice that the servers are occasionally go to sleep after couple of hours to days intermittently. ...
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1answer
37 views

Option to boot to Windows 7 disappeared. Ubuntu 14.04

I had a dual boot system with Windows 7 and Ubuntu 14.04. The dual boot used to work perfectly but after some days of happily using Ubuntu I realized that the option to boot into windows 7 ...
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18 views

How do I bypass Windows bootloader screen using grub? Also, how do I bypass chameleon bootloader of hackintosh using grub? [on hold]

I have Windows 8.1, Windows 10 Insider Preview, Ubuntu 15.04 and hackintosh (OSX Yosemite) installed on their own partitions. I am using grub as default bootloader for booting. I can boot into any of ...
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0answers
20 views

Can the live CD repair boot problems? [duplicate]

I would like to know if the live image of a Installation disk can be used to recover the system or Grub?
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0answers
38 views

trouble dual booting an Acer Aspire V17

I have an Acer V17 nitro, with I7, GeForce 860M, 1TB HDD, 16 GB RAM, backlit keyboard and Windows 8.1 How do I achieve a dual boot with this new laptop?
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1answer
28 views

Automatically Boot into Ubuntu without Live CD

I am trying to boot into my Ubuntu server and after updates, I can now only boot in with a live Ubuntu CD in the Grub terminal with these commands: grub> set pager=1 grub> set root=(hd1,gpt2) ...
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110 views

Black screen after boot in Ubuntu 15.04 (x86_64), Intel HD5500 (i915 driver) (reposted)

I know this question has been asked so many times (since 2011 from what I found out), but none of the responses seem to resolve the issue in my laptop, so apologies for the repetition. I tried ...
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2answers
27 views

Error of Grub: unknown filesystem, grub rescue [closed]

I have this error on booting... Some background. I have dual boot laptop (windows 7 and older version of Ubuntu Linux 10). I use both the OS (Linux for running some of my tech. software). I have three ...
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0answers
15 views

loading grub boot loader [closed]

I am trying to install a dual boot on my system. I have windows8.1 installed and I am installing opensuse13.2. I restart my system, go to the boot menu and start my installation from my CD drive. ...
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1answer
34 views

Gennymotion unable to load virtualbox engines

When I start gennymotion this is the error message shown: Unable to load VirtualBox engine. Make sure that it is properly installed before starting Genymotion. For more information, please ...
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1answer
46 views

WinUSB Installation Error

I'm trying to create a bootable windows USB stick, but when I get to the installation process, it gives me this error: > Installation failed ! Exit code: 512 Log: Formating device... Mounting... ...
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0answers
18 views

How do I get past Grub and boot into windows?

I went to go uninstall Ubuntu from my laptop because it wasn't dealing with 2 operating systems and such. A tutorial I read on how to uninstall said Ubuntu can be Uninstaller with going into the ...
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0answers
10 views

Boot in text mode break X

this is my first question and i hope not be breaking any rules. I was trying to boot at text mode and followed these articles How do I boot into true text mode? Disable automatic unity launching? ...
2
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0answers
65 views

Ubuntu installation VS UEFI on Dell XPS 13 9343

I have heard that there are problems with Ubuntu on the Dell XPS 13 9343, however - I cannot even make the boot menu pop-up when booting from an installation pendrive (lastest Ubuntu, lastest ...
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2answers
71 views

Ubuntu 15.04 UEFI installation issue on Dell Vostro 3460

I downloaded the RTM ISO of Ubuntu 15.04 (Vivid Vervet), and I created with the latest version of Rufus the UEFI/GPT installation disk. I tried to begin the installation in the UEFI-mode, but it ...
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0answers
20 views

Ubuntu 14.04 will not load after grub when it did before

I have been using ubuntu 14.04 for a few months now and it's been working fine, today I can't load after the grub menu, all I get is a black screen with nothing happening. Is there any way I can ...
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0answers
40 views

Stuck on login screen after upgrade to 14.04

I just upgraded from 13.10 to 14.04. The new system worked perfectly while the computer was still on, but after I shut it off and tried to boot, I started getting some really strange errors. First of ...
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2answers
21 views

Should grub be removed before reinstalling Ubuntu?

I once installed Ubuntu alongside Windows 8. I then removed Ubuntu by formatting the partition. Ubuntu was gone but the grub remained. Should I remove grub before installing Ubuntu again?
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1answer
136 views

Ubuntu 15.04 on USB with UEFI

My desire is to do the following. The computer has W8.1 on the HDD and it is using UEFI I want to install Ubuntu 15.04 on 32GB USB stick in a way that I can install regular updates and it remembers ...
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1answer
28 views

“Your PC ran into a problem” and it never restarts

I had the "Your PC ran into a problem" blue screen while I was using Visual Studio in Windows 8.1, and then I am never able to start Windows 8 again. Now after I set Windows as BIOS boot option 1, I ...
0
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1answer
33 views

Ubuntu fails to install grub on dell optiplex 9020

I have a Dell in which there is a first drive running Windows 8.1 With UEFI, this works fine. In order to install Ubuntu 14.04LTS I had to disable secure boot. A second drive is in the machine, a ...
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0answers
27 views

HP Compaq laptop video problem; with Ubuntu but not with Linux Mint

I have an old laptop: an HP Compaq nc8430. I've spent several weeks installing different operating systems on it, and have come across an odd problem. I can install and boot Linux Mint on it with no ...
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2answers
46 views

Cant boot into Windows 8 through grub2 menu

I installed kubuntu15.04 alongside windows8.1 and it worked perfectly for some days...but it stopped showing grub menu so I installed EasyBCD software and I think I messed up with its settings AND NOW ...
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1answer
50 views

Rescue mode right after installation

I recently installed Ubuntu on my computer. I installed it on my 2nd hard drive with the mandatory partitions (Root, /home, etc.), and installed correctly. When it was finished, I restarted my ...
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0answers
17 views

GRUB on my OS X (Hackintosh) disk after uninstalling Ubuntu

I have a Hackintosh with 3 SSDs, each with a different OS on it (OS X 10.10, Windows 7, Ubuntu 14). The problem is that I originally tried installing Ubuntu on the same SSD as the OS X drive AND I ...
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0answers
22 views

How do I boot Ubuntu from the grub prompt

Short question: my computer shows a grub prompt when I start up, how do I boot Long question: After I dual Ububtu 14.04 on a Windows 8.1 computer using this guide: ...
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1answer
67 views

Upgraded to 15.04; hangs on login screen?

I'm somewhat worried about what has happened upon upgrading to 15.04. Just based on the symptoms, I believe it is an issue with GRUB boot flags, or perhaps something with the graphics driver. I'm ...
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0answers
27 views

Installing Ubuntu on external drive

I have a system running ubuntu 14.10. I have installed another ubuntu (14.04) into my external drive. The new installation is bootable from a windows 8 laptop but not bootable from my ubuntu laptop. ...
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0answers
25 views

Grub cannot boot after loading drivers, after a boot-repair 14.04 [duplicate]

Something happened to my Ubuntu installation and I got a GRUB RESCUE> prompt which did not let me boot into Ubuntu. My CPU is a Gygabyte, so in all its existence, Ubuntu 14.04 has been the only OS ...
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0answers
19 views

15.04 Uograde alongside windows 8.1 duel boot

Having run a dual boot since 14.10 Ubuntu, it has run perfectly smoothly and updated happily; however I installed the 15.04 upgrade yesterday and now the GRUB menu appears and boots smoothly into ...
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1answer
257 views

I cannot re-install Ubuntu 15.04 alongside windows 8.1

This question may seem repeated but I have other more issues. I installed 8.1 in my dell 5537 and dual booted it with ubuntu 14.04..I worked well..I installed with alongside windows option..It took ...
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0answers
12 views

Stuck on “Loading initial ramdisk” after live cd change on root filesystem

I am running Ubuntu 14.04 LTS Server with the newest Updates in a Virtualbox VM. It has EFI boot on a 512 MB Partition, /boot on a 300 MB ext4 partition and / on a luks encrypted 7GB ext4 ...
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0answers
101 views

Ubuntu 14.04 and 15.04 freeze on shutdown/restart

I've been using ubuntu 14.04 with unity for a few months on my current laptop without any issue until today. I had to install Windows 7 in order to use a software which isn't available on linux. ...
3
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1answer
101 views

Ubuntu on DigitalOcean does not use the latest kernel

On a digialocean's VPS, I have some linux kernel installed. This is the result when I do sudo update-grub : Found linux image: /boot/vmlinuz-3.16.2-031602-generic Found initrd image: ...
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1answer
43 views

Ubuntu 14.04.1 server won't boot; cannot get past “grub rescue”

My Ubuntu server was not responding so I hard rebooted it and it will now not boot up at all. My Ubuntu server is an HP Proliant box running Ubuntu 14.04.1. The boot partition is a 16GB USD drive, ...
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1answer
23 views

can't access grub

I'm a beginer and installed ubuntu 14.04 alongside windows 7 but grub doesn't come up, it goes straight to windows. I booted the live cd, in terminal typed sudo fdisk -l and this is what I got ...
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2answers
70 views

Unable to Boot to Either System After Dual Boot Install

I just performed a clean dual boot install on an HP laptop that came with Windows 8. The install said it had completed successfully, but when I restart the machine, or power down and power back up, ...
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3answers
40 views

Reduce Grub Menu Items

I have done quite a bit of fiddling and reinstalling of grub. I can get my machine to boot using the first few entries, but I would like to clean up the grub menu. I have tried deleting grub.cfg and ...
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2answers
34 views

I installed windows 8.1 and ubuntu 14.10 only windows 8 boots

I had a windows 7 and Ubuntu 14.10 then i upgraded windows 7 to 8.1 now I cant get Ubuntu to boot I now have grub but grub will not find Ubuntu http://paste.ubuntu.com/11019932
0
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2answers
40 views

Dual boot into ubuntu with windows boot manager?

Noob here, please bear with me. I installed Ubuntu 14 LTS on a separate partition of size 10GB and formatted it to ext4 during installation. Now it is not visible through windows. The installation ...
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0answers
19 views

Compile kernel gets no error but version doesn't change

So I'm trying to compile a linux kernel in Ubuntu 14.04 to change the linux version from 3.16 to 3.14.4 and also to change one thing in config. I followed this tutorial step by step. Exept Step 6 ...
2
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0answers
43 views

Remove upstart option from GRUB

For each Kernel I use with my 15.04 install I have three options in GRUB: normal (systemd) upstart recovery How can I remove the upstart option for all my Kernels?
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24 views

Why Windows Bootmanager still has Ubuntu option from wubi? [closed]

I installed Ubuntu 12.04 quite sometime back using Wubi on windows 7. It allowed me to dual boot into ubuntu. Unfortunately the partition is a tiny 7 GB partition and ubuntu did not allow me to ...
0
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0answers
32 views

Wrong screen resolution in Ubuntu/Windows Dual Boot

I've found related problems that usually advise updating GRUB or the NVIDIA drivers online but nothing exactly like my use case, so I apologize if the solution is already addressed somewhere here. I ...
0
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1answer
22 views

Pointing Grub Rescue to the correct .mod

I've borked my ubuntu installation. It seems to have mixed up whether to use bios grub or efi grub. When I get to grub rescue, I can find all the mod files I need at ...
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1answer
18 views

Can not turn off GRUB Menu

There seems to be a lot of info on the web on how to turn off grub menu on a dual boot system (Ubuntu 14.04/Windows7) and a whole lot of answers which all seem to end in "It didn't work"! Is there a ...
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0answers
24 views

Ubuntu not starting after resizing partition

my (K)Ubuntu 15.04 on btrfs ran out of space. So I fixed the issue and also resized the partition (including the btrfs volume). The next time I tried to boot the following lines showed up: Loading ...
2
votes
1answer
46 views

Ubuntu does not boot on mainboard with UEFI

Windows 7 64 bit and Ubuntu 14.04 64 bit were installed on a new SSD on a computer with old motherboard (no UEFI). Dual boot with GRUB2 worked perfectly well: Windows and Ubuntu could be executed and ...
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1answer
43 views

Ubuntu live usb installer wont boot up

Good day, Can anyone help me in regards to the installation of ubuntu 15.04, first of all I've downloaded the amd64 or the x64 version of it, after making a bootable flash drive using the Universal ...