Boot-Repair is a tool to fix Windows/Ubuntu problems either after installing Ubuntu or Windows. Use this tag if you used the software in any way.

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365 views

Booting into Ubuntu after Fresh Install of Ubuntu 14.04 LTS ( No Dual Boot ) on Acer Aspire ES1-512

I have run Boot Repair on my machine and then rebooted my machine with my Live USB out. From this point, I was first presented with a screen that said 1) "Shim UEFI Key Management" then was ...
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3answers
940 views

PC does not boot into Windows, but Ubuntu still works well; how to recover?

I installed 7 operating systems in my PC. All worked very well. (Ubuntu 11, Ubuntu 14, EduBoss, Redhat6, Nodezero, Windows 8, Win 7). I frequently used Windows 8 and Ubuntu 14 last 6-7 months, I enjoy ...
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0answers
79 views

Recover Win7 boot entry from Ubuntu after deleting reserved partition?

Is it possible to recover Windows 7 grub entry from within Ubuntu (not with Windows recovery disk) after deleting its reserved partition? (I had reached the maximum of 4 primary partitions and had ...
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1answer
113 views

Cannot boot to Ubuntu even after trying Boot-Repair

I installed Ubuntu 14.04 on an sony vaio pro 13 laptop via USB flash drive. Installation was successful. But my laptop still starts Windows, and there is no way to boot to Ubuntu even I did try ...
2
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1answer
358 views

Dual Boot Win8.1-Ubuntu 14.04 - Cannot load Win8.1 after reinstalling Ubuntu

As suggested by the title of the topic I'm having troubles with the dual boot of Win8.1 and Ubuntu 14.04.....forgive me if the post is gonna be a little long, but I guess it should be better to ...
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1answer
270 views

Ubuntu Server 14.04.1 Boot loader Not Showing Up

I am trying to install Ubuntu Server on a 4TB hard drive and I can not get the system to see the boot loader. I had originally installed Ubuntu Server on this exact same computer with a 500GB hard ...
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1answer
84 views

cant boot into windows 8.1 after ubuntu 14 [duplicate]

I followed a tutorial to install ubuntu 14 on windows 8.1. When i tried to shrink the space on windows before installation my C drive showed that 0 space was available after shrinking. I went ahead ...
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0answers
383 views

failure reading sector from hd0

I've tried to install several different distros but I get the same error. I've tried boot-repair but didn't help. here is my boot-repair info: http://paste2.org/_CKw2VCXG please help !
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1answer
175 views

no partition after installing ubuntu

I cannot boot back my windows 8 disk after Ubuntu install. I installed Ubuntu. Probably I selected my main disk (I wanted to used the diskonkey disk). After about 3-4 screens (selecting time zone) I ...
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2answers
166 views

Operating System not Found

I've Xbuntu installed on a 128GB SSD that boots and runs without issue on my desktop. (Even on its own with all other drives disconnected) When placed in my laptop, although it sees the disk, I ...
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1answer
705 views

Boot repair doesn't help to repair my grub after ubuntu install on dual boot

I have problem with my dual boot, and i try boot repair which seems not work :/ I use windows 7 and Ubuntu on the same SSD, nammed /sda You can find here the boot log url : ...
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2answers
68 views

Another “why-does-it-boot-straight-to-windows8-after-installation-is-done” question

Ok, I know that this has been asked a thousand times, but I've spent the last 5 hours trying to setup my Toshiba Satellite to dual boot 14.04 and Win8.1 and I'm at the point where throwing the laptop ...
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3answers
1k views

Dual boot but only Windows boots

So I just made a fresh install of Windows 8.1 and then Ubuntu 14.04.1. The problem is, that I can't make GRUB as the main boot option, it is not listed in BIOS so my computer just loads into Windows. ...
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0answers
204 views

Cannot get grub to show up (directly boots to Windows 7 instead)

Every time I try to boot, my computer goes straight into Windows 7. I had Windows 7 installed and installed Ubuntu 14.04 afterwards, but grub does not show up on boot. Tried holding shift, messing ...
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0answers
37 views

Invalid reference in boot sector

newbie Ubuntu user's here. Don't even ask me how I managed to do one thing hereinafter referred. So, I have Vista installed on my computer. After I installed Ubuntu, I couldn't boot to Windows ...
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2answers
90 views

Ubuntu not listed as a Boot option after using Boot Repair

Had to reisntall Windows 8.1 and couldn't boot to Ubuntu afterwards. then, i followed a tutorial to use Boot Repair. now, i see the boot screen to choose operating systems but the only option there is ...
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2answers
70 views

Ubuntu 14 problem when booting

Few days ago I decided to try to use Ubuntu, but had some problems with booting (tty1. Asks to login, but fails) After that I installed Ubuntu again. Even though it loads, but still shows that error ...
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1answer
185 views

Ubuntu Boot Repair

I have some questions about Boot Repair. Firstly, where/how can I get a CD of it? My friend and installed Ubuntu and I tried to remove it. Also, I may have deleted the GRUB files that get me out of ...
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1answer
245 views

No Ubuntu boot option in grub after installing Windows 7

I installed Windows 7 alongside Ubuntu 14.10 and hence I lost grub. I reinstalled grub using a liveCD and now the Ubuntu boot option only shows Windows 7 and 10s timer after which it'll boot into ...
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1answer
303 views

Reboot and Select Boot Device after full format/install from 14.04 live cd

I'm trying to install 14.04.01 as a fresh OS on my laptop (previously a dual-boot of Windows 8.1 and Ubuntu 13.10). After running the live CD and selecting Install Ubuntu, I went through the whole ...
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1answer
132 views

ubuntu MD5SUM hash doesnt match, now how to repair the iso image?

I have checked MD5SUM hash for the downloaded Ubuntu desktop 14.04 and it didn't match. I have downloaded the file from official website without using any client like utorrent etc. How can I repair ...
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1answer
270 views

Reinstallation of GRUB fails

I have installed W7 as a second OS with dual boot on my notebook which was already running Ubuntu 14.10. W7 was installed on the HDD. For Ubuntu the /home and /usr/share are installed on the HDD and ...
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1answer
401 views

Xen vm stuck at grub prompt

How can I get my Ubuntu server booting again? Is there a tool that would auto-fix this situation? No matter how many ways I run the "boot fixer" using a virtual image of ...
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2answers
2k views

Failed to install bootloader /dev/mapper no /dev/sda

Ubuntu was running no problems on this laptop before I attempted a reinstall. I simply want a standard default install, no dual-boot. During installation bootloader failed to install. I continued ...
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3answers
1k views

Computer won't boot after installing Ubuntu 14.04.1 LTS to replace Windows 8.1

My problem is extremely similar to the one found here: Just installed ubuntu 14.04 but after restart it wont boot. However, the solution there did not work for me. I am using a Toshiba satellite ...
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1answer
477 views

Dual Booting 14.04 and Windows 8.1 on Sony Vaio Tap 20

I have been toiling away the last week trying to get 14.04 to dual boot on my Sony Vaio Tap 20. This is the method I used to install: Disable fast boot, disable secure boot LiveUSB install of ...
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1answer
112 views

Grub Disappearing Everytime i reboot

This started happening few days back. Everytime i restart my laptop, i get "Operating System Not found error". Used Boot-Repair Many times to reinstall Grub. But this keeps happening again. Attaching ...
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1answer
214 views

Reinstall GRUB for multiple OS

On my PC, I have Ubuntu 14.04 and Mageia distribution. Recently I installed Windows 7 on a partition but could not get my grub back. I tried boot-repair but in vain and mageia is getting loaded. How ...
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0answers
57 views

Grub2 does not recognize multiple boot partitions with Ubuntu 14.04 installed on each

I had Ubuntu 10.04 or 12.04 installed on three partitions of my 1T byte hard drive. I decided to upgrade all three and downloaded and burned 14.04.1 to a DVD disk using Brasero for the burn process. ...
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1answer
1k views

No such device grub rescue, tried many solution

I have tried to bootrepair, which gave me error this: sudo grub-install --root-directory=/mnt /dev/sda1 grub-probe: error: failed to get canonical path of `/cow'. Installing for i386-pc platform. ...
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1answer
64 views

how to not install boot-repair in live every time?

Whenever I boot into live mode and have to run a tool like boot-repair I have to go the whole 9 yards to get it. The reason being that the live cd/dvd/usb doesn't come with boot-repair. Hence whenever ...
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1answer
295 views

Boot-Repair doesn't fix the boot for Ubuntu 14.04.1 LTS (trusty)

I recently installed Ubuntu 14.04.1 LTS on my laptop (Samsung ATIV Book Lite 9 - NP905S3G-K08TR). After a pure installation run into boot problem and tried Boot-Repair. Actually, boot-repair seems ...
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1answer
471 views

Ubuntu14.04.1LTS boot error

I desperately need your help. For the past couple of weeks i'm facing serious issues with my laptop, Dell XPS L502X which i bought 3yrs ago. 3 weeks back i installed Ubuntu14.04.1LTS in my laptop by ...
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3answers
716 views

I can't get rid of grub

I have been using a USB installation of Ubuntu 14.04 LTS, and I had the computer boot into the Ubuntu USB first to avoid having to go into the BIOS every time I rebooted. Well, my dumb butt didn't ...
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37 views

cannot boot into Windows 7 after installing Ubuntu 14.04 [duplicate]

Here is url of boot-repair's "recommended repair": http://paste.ubuntu.com/8941902 During installation process Ubuntu couldn't find that Windows is already installed so I did "other install". ...
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1answer
2k views

How can I prevent my NVidia Jetson TK1 from automatically booting the GUI (black screen after a software-update crash), and bring it back to normal?

I am working with an NVidia Jetson. The Ubuntu software update crashed, and now as I feared the system will not boot properly. The way the system is configured, a command prompt flashes for an ...
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1answer
122 views

Unable to boot Ubuntu after deleting Windows partition

I installed Ubuntu 12.04 a year ago using Wubi, and was dual-booting Windows 7 and Ubuntu until today when I decided to use Ubuntu alone. I used Gparted to delete the Windows partition and then ...
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2answers
856 views

Unable to fix GRUB for dual-boot after BIOS update (using boot-repair)

After my latest update of BIOS (while using Windows) my grub menu went missing. Previously, I was able to repair GRUB menu this way: Booting into Windows Going to Advanced Startup options Selecting ...
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2answers
2k views

Windows 8.1 and Ubuntu dual boot, can't choose windows 8.1

http://paste.ubuntu.com/8732930/ So I have the following setup 1TB Seagate HDD -sda 1TB Samsung 850 Pro SSD -sdb I had Three partitions on the HDD One for OS, another for Games and last for ...
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1answer
358 views

Cannot repair grub using, boot-repair fails without reason

It just shows that error happened and gives link for log: http://paste.ubuntu.com/8585646/ Tried to disable/enable WinEFI backup, putting boot in Legacy and UEFI mode. In UEFI mode not worked at all ...
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1answer
133 views

Can't Boot into Windows 8

I have just installed Ubuntu 14.04 LTS on my laptop with Windows 8 installed. Now I can boot into Ubuntu without any problems, but I can't boot into Windows 8. After I choose Windows 8 Loader (on ...
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1answer
101 views

Couldn't access ubuntu, used boot repair, cant access windows 7!

As the title says, I accidentally created a grub on my windows partition and now I can't use it. My windows install disk says that it's not compatible with my windows so that doesn't work. Then I ...
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0answers
400 views

core.img cannot be found

I get this after trying to reinstall grub using boot-repair: Grub2 (v1.99-2.00) is installed in the MBR of `/dev/sda` and looks at sector 778209992 of the same hard drive for `core.img`, but ...
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143 views

Gparted and installed don't see partitions after boot-repair

I'm trying to fix my friend's computer after it got borked by a power surge. It can boot fine from USB, but if you boot the disk, it makes it to grub and then fails no matter which you select. He had ...
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0answers
42 views

Boot-repair only gets me back in once

I have a Samsung Book 9 Ativ Lite. It came with Windows 8. I used a liveUSB to install Ububtu 14.04 as the only operating system and so deleting windows 8 (hopefully). After install, the system ...
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1answer
77 views

How do you install Windows XP on a computer that has Ubuntu and Windows 7 installed?

I had a PC with Ubuntu and Windows 7 installed and I wanted to Install Windows XP on it. I installed it and then used boot-repair to repair the bootloader; I thought that I would get a screen asking ...
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1answer
100 views

Damaged GRUB 2 in my laptop

I have a genuine Windows 8 pre-installed on my laptop. I installed the Ubuntu in UEFI mode, using a live CD, but now the GRUB doesn't show, hence,not allowing me to boot to windows if I want to. It ...
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1answer
2k views

Boot-repair error on dual boot system with Ubuntu 14.04 and Windows 7

I have a laptop with both Windows 7 and Ubuntu 14.04 installed. Both OS were installed on UEFI mode and are 64 bits. Ubuntu 14 was installed using the upgrade option from Ubuntu 13.10. After the ...
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3answers
920 views

Dual Boot: GRUB disappeared, boot-repair not working and linux partition cannot be accessed

I'm trying to fix a friend's computer. He uses Win7 and ubuntu 14.04 dual boot and ran "secure boot", which seems to have caused major damage: afterwards, GRUB wouldn't show up and the computer booted ...
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2answers
21k views

ALERT! /dev/disk/by-uuid/xxxxxxxxx does not exist. Dropping to a shell

I am using Ubuntu 14.04. On 23 August 2014 I ran in terminal sudo apt-get update. Then I rebooted the system. And now I see: ALERT! /dev/disk/by-uuid/xxxxxxxxx does not exist. Dropping to a shell ...