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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How to solve the error starting version 219?

My Ubuntu 15.04 is showing "starting version 219". I can't login to my system. What is this? Is this a bug of Ubuntu? How do I can solve this issue? Please help me.
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24 views

Problems with GRUB after resizing partitions in a dual boot system (Ubuntu 12.04 and Windows 7)

My notebook runs Ubuntu 12.04 and Windows 7, and I have been resizing my partitions to give more space to Windows 7. After that, I can't start any operative system because GRUB has disapperared, and ...
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15 views

What is the best way to extend by Ubuntu partition while decreasing the space of the Windows partition?

Should I do it within Ubuntu, within Windows, or using a bootable stick? What software should I use? And does it go like this?: Shrink Windows partition Extend Ubuntu partition with free space ...
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27 views

Help, cannot install Grub

I have a recent motherboard (GA-X79-UP4), and a couple of 3TB Seagate drives. Trying to install Ubuntu 15.10, in a RAID5 configuration. Using the server image, since the desktop one does not seem to ...
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2answers
79 views

Ubuntu 15.10 is not in Boot Manager

I have a problem with Ubuntu 15.10 I have in my computer windows 10. Some days ago i decided to install Ubuntu in partition so i can have both in the same hard drive. The problem is that i cant get ...
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21 views

Creating boot partitions on multiple disks

I'm trying to get some redundancy with RAID1 on my Ubuntu Server box. I've made some good progress using the install wizard but I'm stuck on the following: >> lsblk NAME ...
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0answers
41 views

Uncompression error - System halted. Boot repair didn-t work

It has been a week trying to repair Ubuntu. It doesn't boot. I started getting "error: environment block too small" or "error. file normal.mod not found" or "error: invalid arch-independent ELF ...
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2answers
58 views

Reinstalling Ubuntu in my partitioned laptop

I have a problem and I'm not sure how to proceed. I want to reinstall Ubuntu because I fucked up so bad that it's the easiest way to go. My laptop is partitioned, half Ubuntu 15, half Windows 10. ...
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1answer
15 views

install multiple os in pendrive using grub

I have a pendrive 16gb transcend. I want to install lubuntu and kali in it(live cd image, may be using dd). When I plug in this thumb to a pc it have to show a grub bootloader and have to able to ...
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1answer
76 views

How to remove Windows 7 (loader) without losing data?

I've installed Ubuntu 15.10 in my laptop after removing Windows 7. Even after removing Windows 7 completely during Ubuntu installation I always get an option of Windows 7(loader) & other Ubuntu ...
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32 views

Black Screen with blinking cursor after updating Nvidia drivers [duplicate]

So, I've just installed ubuntu 14.04 LTS and tried to install the drivers for my graphics card (Gtx 970) using nvidia-current from the program store that has ubuntu. But, after rebooting the screen is ...
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1answer
56 views

GRUB broken after upgrading to Windows 10

I had an Ubuntu 14.04 and Windows 8.1 dual boot system with Grub2. After my recent upgrade to free Windows 10. GRUB is broken, it gave me the grub rescue> prompt. Reading on internet I figured I ...
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1answer
67 views

How to change grub command-line (grub shell) keyboard layout?

When I boot in GRUB2 and press c, I have access to GRUB shell. How to change the keyboard layout (language) of this GRUB shell? Note that I'm booting an Ubuntu VM inside Virtualbox.
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19 views

Fix root partition after resize

My only hard drive has 9 partitions. Inside the extended one, Ubuntu used to be in sda8. I decided to delete a data partition and resize Ubuntu to make it bigger. I used a live USB to resize the root ...
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1answer
34 views

Windows display missing after after Ubunutu 14.04 installation. Boot repair didn't solved

I have installed windows-7-professional and ubuntu-14.04 on my computer. After installation of both OSes, the display became purple while choosing Windows 7. I tried to fix it using the boot-repair ...
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2answers
40 views

Why do I have to boot into Windows 10 and restart before Ubuntu will boot?

This problem started recently, but I'm not sure why. If I boot my computer and select Ubuntu from the GRUB menu, Ubuntu starts booting and then hangs. In order to get Ubuntu to fully boot and become ...
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2answers
32 views

When I boot my laptop multiple Ubuntu is listing on grub

This is my grub when I bootup my laptop. Is multiple installation done? If yes then how to delete the second Ubuntu (/dev/sda8)? I installed Ubuntu with windows 10. I want to remove the second Ubuntu ...
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1answer
466 views

15.10 No GRUB menu with windows 10

I am trying to get Ubuntu 15.10 dual booted with Windows 10. But the GRUB menu does not show up. The PC came pre-installed with Windows 8.1 and I upgraded it to Windows 10. Following directions from ...
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2answers
46 views

GRUB doesn't load windows 8

Here what I am getting: Windows loads fine only if I switch to UEFI via "Boot options(F12)". I get the GRUB menu only in legacy mode. In GRUB 2.02 beta2-9ubuntui1.3 menu the only selection for ...
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35 views

Kubuntu 15.10 not starting after GRUB

I recently installed Kubuntu 14.04 and it worked great but wanting to experience plasma 5 I installed 15.10 from UNetbootin USB. The live preview worked fine, and the install seemed flawless, but as ...
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1answer
46 views

Issues with grub menu timeout

I recently installed xubuntu 14.04 on my desktop. The desktop has only one drive containing xubuntu, and I often restart the machine from ssh using the command sudo reboot now. However, every other ...
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394 views

Delete partitions table by accident

I delete by accident the partition table.I have dual boot system with Win7,Ubuntu.I manage to recover Ubuntu table with testdisk but not win7.In gparted it show the partition as unnalocated space.How ...
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1answer
412 views

Can't access Windows 10 after creating manual partitions and installing Ubuntu 15.10 Dual Boot

I know that this question has been asked several times before, but I have not yet discovered a solution that works. If I explain step-by-step what happened, perhaps someone might be able to suggest a ...
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1answer
23 views

Errore 1962 after replace w10 with ubuntu 15.10 [duplicate]

later than 2 years I have decided to replace window disto with ubuntu 15.10 into my Lenovo C440 (I have decided to replace - no dual boot) The installation is finished without any problems but then I ...
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19 views

charging capacity while dual booting?

sorry if this has already been answered, I looked around for a while(here/online) and could not find the case of dual booting but just Ubuntu standalone. Say I have a dual boot win7 and Gnome. How ...
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1answer
58 views

After running boot-repair, still not booting to grub

I have a dual-boot machine, with Ubuntu 14.04 and Windows. Recently, my Windows did an automatic update from 8.1 to 10. After this, my machine no longer booted to the grub menu; instead, it booted ...
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1answer
37 views

40_custom / how to keep current with kernels

My Acer freezes every 10 minutes unless I use the following in Grub defaults: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_osi=Linux intel_idle.max_cstate=0 processor.max_cstate=1" To avoid having ...
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90 views

Ubuntu and Windows 7 doesn't boot

Today I installed Ubuntu 14.04.4 LTS via burned DVD on my HP 635 notebook. It had Windows 7 Home Premuim pre-installed and thus I created a new partition for Ubuntu. The install routine went without ...
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1answer
34 views

Cannot boot Windows after installing Ubuntu on usb drive

I`ve installed Ubuntu on a flash drive, having Windows 10 installed. But now if I turn on my laptop without usb stick i see a GRUB command line (so I guess i have GRUB on my device). I found out how ...
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2answers
2k views

Fixing grub rescue

I removed the ubuntu partition from windows and extended the volume to a existing windows partition. Earlier I had a dual boot windows and ubuntu. Now it shows me the grub rescue. grub rescue>ls ...
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2answers
32 views

Windows partitions not appearing on GRUB and on ubuntu

for some reason my boot-loader stopped working and I had to use the recovery disc utility to restore grub. After reinstalling grub, the windows partitions doesn't appear anymore (on grub and on ...
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1answer
41 views

Cant load Windows after installing Ubuntu

I installed Ubuntu in a computer with Windows 8. Now the grub 2.02 shows this options: Ubuntu Advanced options for Ubuntu Windows Boot Manager (/dev/sda2) System setup If a select Ubuntu it works ...
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4answers
69 views

Where should the bootloader be installed when I want to run Ubuntu from an external HDD?

I have a laptop which is running windows 10 and I want to install Ubuntu on an external HDD and whenever I need it I can just plug it in and boot from the external drive. I've followed a tutorial, ...
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3answers
503 views

Installing 32-bit Ubuntu side-by-side with 64-bit Ubuntu on UEFI system?

I got my hands on one of those notebooks with 64-bit Intel processors and Windows 8 64-bit installed by default. First, I wanted to install 32-bit Ubuntu 14.04 on this machine. I eventually learned ...
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2answers
222 views

Why is the GRUB menu not shown on startup? [closed]

I recently installed Ubuntu 15.04 on Windows 10, but while starting the computer, it directly boots Ubuntu without any option to load Windows. How can I get the boot menu and start Windows?
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26 views

Is Grub2 next and how?

I currently have Win/ and Win10 dual booted and seek to add Ubuntu. have downloaded 14.04.4 ISO. Started the process with the disk and got to a message which read "no root file system defined". ...
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1answer
29 views

Ubuntu 14.04: CPU replaced, boot issue, 3 cores lost? [closed]

I have replaced my i3-2350M CPU by a i5-2520M, hoping to improve virtualization performance. CPU is shown correctly in the BIOS, and Ubuntu tries to boot, but hangs after showing this line on the ...
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0answers
33 views

Repairing Grub After Windows Update

I have a dual-boot laptop which has Windows and Ubuntu 14.04 installed. Whilst in Windows, it automatically started to upgrade from Windows 8.1 to Windows 10. During this, a reboot was made, which ...
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0answers
24 views

Grml-Rescueboot Doesn't Seem to Work

Anyone experienced something like this? Package grml-rescueboot doesn't seem to work. Here's what I'm doing based on http://help.ubuntu.com/community/Grub2/ISOBoot: Install the package: apt-get ...
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20 views

Upgrade 12.04.5 LTS to 14.04 LTS in sandbox fails

I tried to upgrade my server with Ubuntu 12.04.5 LTS to 14.04 LTS with do-release-upgrade in sandbox mode, but it fails when upgrading grub: ...
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0answers
18 views

GRUB not booting up, just a message from BIOS

I have installed Ubuntu 15.10 in Toshiba Satellite C55-B5201. The installation was easy, but when I restarted, the system displayed this message:"Reboot and select proper Boot device or Insert Boot ...
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0answers
380 views

grub was on a separate disk, need help installing correct grub config options to (correct) disk

My problem is very similar to this post My ubuntu 15.04 will not boot without a 80 gb disk connected. From that post, it seems that my grub is on that disk, not the main one. When I did install ...
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1answer
37 views

Ubuntu won't boot after install. What am I doing wrong?

I installed a light (mini) Version of Ubuntu 14.04 LTS on a secondary machine. After I got over 7,000 package-dependency errors, I continued the installation and proceeded to install grub on sda1 ...
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1answer
36 views

I can just boot my system from grub

I had a problem after the Ubuntu installation because after the restart the system wont boot. In live mode I found a helpful tip, how I can boot into my installed version of Ubuntu. I can just boot ...
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2answers
76 views

Grub menu doesn't appear on dual boot with win8.1

After installing Ubuntu 14.04.3 on a HP Pavilion G6 that had windows 8.1 pre-installed, I am unable to see the grub menu. I can see two entries of Ubuntu if I hit the 'esc' key while booting and press ...
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0answers
32 views

fails to boot 14.04 (dual boot set-up with Win 7) … “no partitions”

New to Ubuntu. I have been using a dual boot Windows 7 / Ubuntu 14.04 for the past few weeks. While using Ubuntu today (Firefox), my system "crashed" and I had to power-off. When I tried to reboot, ...
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1answer
33 views

Cannot boot from HDD after installation 14.04

I'm new to Ubuntu and installed to my Lenovo B570 laptop. Followed installer and successfully completed to "restart" when restart happens it say to remove installation DVD and hit enter. After that, ...
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0answers
102 views

Ubuntu boot problem - blinking cursor in upper left corner

Just finished building a PC: ASUS Z170 Motherboard MSI GTX970 GPU i5-6600 CPU Samsung 850 EVO SSD (250GB) WD Black HDD (2TB) Used UNetbootin to create a USB stick for Ubuntu 14.04.4 LTS, and it ...
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3answers
170 views

Linux gone after Windows 10 update

During the Windows 10 update I ran into the problem where windows 10 update breaks grub. When attempting the top answer, the ls command returned unknown file system for each hard drive listed, the ...
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3answers
70 views

Choosing “something else” when installing

I am in the process of installing Kubuntu 14.4 on my Windows 10 computer. Normally I would simply use the whole disk, as I don't really like Windows, however there are a few programs I like to use, ...