For questions regarding the installation of two or more operating systems on a single computer.

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4
votes
2answers
6k views

Error mounting: mount exited with exit code 13

I keep a windows partition on my laptop for the occaisional bit of Photoshop work. A while ago I noticed that Windows had disappeared from my grub boot menu and when I try to mount the windows ...
4
votes
3answers
1k views

laptop cannot boot without external drive after installing GRUB there

I installed Ubuntu 10.10 on an external drive, Grub too. Now I cannot boot my laptop without that external device. Could there be a way to choose between Windows 7 bootloader and grub at the same ...
3
votes
2answers
55 views

Adding another Ubuntu

I installed Ubuntu to my computer with the install DVD. I have 2 hard drives - (1) 500 GB with windows 7, and (1) 160 GB with nothing. I installed Ubuntu to a 40 GB partition on the secondary drive. ...
3
votes
6answers
1k views

EFI Dual Boot Windows 8.1 and Ubuntu 14.04

I have installed Ubuntu 14.04 LTS in a dual-boot config with Windows 8.1 following the tutorial: http://ubuntuforums.org/showthread.php?t=2227580 (I added an ext4 /home partition.) Even after step ...
3
votes
1answer
124 views

Dual-boot fresh re-install ubuntu 14.04

Ok guys, I have a dual booting laptop that has both windows 7 on it and ubuntu 14.04. I was messing around on ubuntu and did some stuff with the nvidia drivers that Im not quite sure how to fix. I ...
3
votes
1answer
197 views

Installing Ubuntu with “something else”

After having some trouble with Ubuntu installation, I think I've finally figured out what needs to be done. My system's current partition setup is like this: SYSTEM 200MB primary, C: 670GB primary, ...
3
votes
2answers
1k views

Dualboot (Win 8 / Ubuntu 13) is stuck at 'switching to clocksource'

for days I have been crawling the web for solutions to my problem, but couln't find any. Here it is: I got a new Laptop (ASUS Vivobook S200E) with Win 8 OEM preinstalled. I wanted to create a ...
3
votes
2answers
1k views

Ubuntu not booting after installing in external hard disk

I have Lenovo z570 laptop with 750GB HDD, 6GB RAM, Intel i5 Processor and Windows 7 installed in it. I also have an external portable USB hard-disk of 1TB. My aim was to install Ubuntu 12.10 onto the ...
3
votes
2answers
7k views

How to deal with Windows 8 Boot Partition?

I want to dual boot Ubuntu with Windows 8 Enterprise. I have a 160 GB Hard Disk Drive and completely wiped out all the existing partitions of this drive to create 3 new partitions in the following ...
3
votes
0answers
1k views

How to fix insta-crash on dual booting Windows 8 from separate drive [closed]

I've had Ubuntu as the sole OS on my desktop for a couple years. Updated it to Precise soon after it came out. Today I decided to try dual booting to Windows 8. I bought a new, separate hard drive ...
3
votes
1answer
2k views

Can't boot into Windows 7 after installing Ubuntu 12.04

When my computer loads the Grub menu shows up and gives the option to either boot to ubuntu or to Windows 7, however when I click on Windows 7 it writes some lines and then brings me back to the grub ...
3
votes
3answers
3k views

Why can't Mint boot my cloned Ubuntu partition? (UUID issue)

I've been running Ubuntu 10.04 and just installed Linux Mint 13. I may go with Linux Mint full-time, but for now I wanted to install it to the first partition, but keep Ubuntu bootable. Device ...
3
votes
2answers
2k views

Grub doesn't show both Ubuntu installations

I have a laptop with Ubuntu 12.04 LTS installed as the main OS. The other day I installed Ubuntu-Studio (version 12.04) into another partition on the machine. The installation went great and when the ...
3
votes
3answers
2k views

Would dualbooting Windows mess up GRUB?

I have Ubuntu 12.04 as my main OS, but have been thinking of doing some dualbooting, would making a partition specifically for Windows and installing it to that partition mess with GRUB? or Would it ...
3
votes
2answers
3k views

How to remove a second Ubuntu install?

I installed Windows XP in dual-boot with Ubuntu to play Skyrim and that ended up breaking GRUB. After trying zillions of things to fix it (including using boot-repair), I installed Ubuntu in a new ...
3
votes
1answer
899 views

Grub won't load Windows 7 (unknown file system)

I recently installed 11.10 on a new partition on my Windows 7 PC, and it works perfectly. But when I want to boot Windows 7 from the grub boot menu, it just says unknown file system, grub rescue. ...
3
votes
1answer
1k views

How to create Grub boot disk?

So I'm doing a test. I've installed Windows 7 and Ubuntu 11.04 side-by-side. Now, I'd like to be able to launch the Ubuntu install from within Windows using VirtualBox. I was following the ...
2
votes
2answers
127 views

What's the difference between dual booting and a virtual installation?

I just want to know, what are the disadvantages of using Ubuntu in VMware rather than then dual booting it? Does Ubuntu get restricted somehow under VMware? And suppose if I install Code::Blocks for ...
2
votes
1answer
197 views

How to set up GRUB2 password in an easy way?

I need to setup password for GRUB2 on Ubuntu 14.04 LTS amd64. The setup I am trying to reach is to have [e]dit and [c]onsole options protected by password, but booting of operating system entries ...
2
votes
3answers
5k views

How to hide grub menu in ubuntu 14.04

I have two operating systems: Windows 8.1 and Ubuntu 14.04. I want to hide grub menu. I'm using grub 2.02~beta2-9. I tried following combinations of /etc/default/grub #GRUB_HIDDEN_TIMEOUT=1 ...
2
votes
2answers
1k views

Boot-repair can't complete a repair under Ubuntu Gnome 14.04

Yesterday I installed Ubuntu Gnome 14.04 on my computer. The installation program wouldn't recognize my Windows 8.1 installation, but it could see the NTFS-partitions. I figured that I could make the ...
2
votes
2answers
6k views

GParted merge unallocated space to ext4 partition

Here I want to merge unallocated space to ext4 partition. But during running in Ubuntu it is not allowed. Am I right? It has key picture. I must do that Ubuntu DVD booting from it and selecting try ...
2
votes
0answers
132 views

Ubuntu based distros wont install [duplicate]

Not really sure if I should be asking this here and I know I certainly don't have enough information for the community's help but I am going to let it fly. I have a Lenovo v570 laptop, plenty of ...
2
votes
2answers
80 views

Will this backup the partition contents of both linux and windows?

The partition table of my /sda disk got corrupted. I don't know the details of what happened exactly, but I can still read the disk, and boot into Linux, but not into Windows 8 anymore. I'm quite new ...
2
votes
2answers
2k views

Errors during Ubuntu 13.10 installation

My computer is Lenovo g580, 4GB ram ,i3 3110m. I am trying to install Ubuntu 13.10 on my laptop along with Windows. I have emptied a partition for this and tried installation using DVD. Following ...
2
votes
3answers
366 views

How can I see where Ubuntu has been installed on my HDD?

I have a dual boot PC with Windows XP & Ubuntu which I recently installed. I can't see any of my Ubuntu files in XP. Where is Ubuntu installed on my computer? While installing Ubuntu, I used the ...
2
votes
3answers
7k views

Create partition from free space - cannot create more than 4 partitions

I am dual-booting Ubuntu and Win 8. When I installed Ubuntu, I forgot to format a partition of 90GB. Now when I tried to create a partition (in gparted), I get this error It is not possible to ...
2
votes
0answers
1k views

Ubuntu 12.04 Hangs at “Where are You?” during install

I am trying to dual-boot a brand-spanking new rebuilt computer. I bought (2) 128GB Samsung 840 pro SSDs with the intent of installing Windows 8 (new) on one and Ubuntu on the other... with a 500gb ...
2
votes
3answers
589 views

Windows 7 side by side with Ubuntu [duplicate]

I have Ubuntu already installed. I wanted to get windows 7 as well, I followed the instructions I was given, to partition my hard drive and to format it to a NTFS for Windows but now When I try to ...
2
votes
2answers
25k views

Windows 7 and Ubuntu 13.04 dual boot, GRUB menu not showing

I have Windows 7 Home premium 64bit installed on my laptop, Now I have installed Ubuntu Desktop 13.04 from bootable flash but Ubuntu GRUB menu not showing. When I start my PC, after normal boot, ...
2
votes
0answers
16k views

Making Windows Boot Loader the default instead of Grub 2 [duplicate]

So basically before Ubuntu 13.04 I was running 12.10. I had Windows Boot Loader the default. If I chose to boot to Ubuntu, it would go into grub, but grub was set to 0 seconds so it would basically ...
2
votes
1answer
241 views

Triple Booting - Windows, Ubuntu, and Ubuntu Studio

I've Windows and Ubuntu, and wanted Ubuntu Studio, so I downloaded Ubuntu Studio 12.04 dvd file, and I wanted to have triple-booting on my laptop. Here is the snapshot of disk management. image ...
2
votes
3answers
5k views

“Misaligned partition” - Should I do repartition (how?)

Tried to install Ubuntu 12.04 from USB-stick alongside the existing Win7 OS 64bit, and now I'm not sure if install was completely successful: Disk Utility tool claims that the Extended partition ...
2
votes
3answers
3k views

MacBook install: no mountable file systems

I own a MacBook Pro running Mountain Lion. I would like to dual-boot my Mac OS with Ubuntu. When I download the file and try to open it, it reads "No mountable file systems". I have downloaded both ...
2
votes
1answer
26k views

How to boot into Live USB/CD with UEFI on latest Vaio S series?

I am unable to boot from USB/CD into a live Ubuntu session to proceed with install. Esc or F12 didn't work and I can't seem to be able to enter the bios settings. Sony Vaio S w/ Ivy Bridge (just one ...
2
votes
2answers
2k views

Dual Boot Installing Ubuntu 12.04 with Windows 7 (64) on a non UEFI system

I cannot seem to install the correct boot loader for a non-UEFI firmware system. I'm trying to install Ubuntu 12.04 and Windows 7 (64) which are technically compatible with GPT but for windows only if ...
2
votes
1answer
3k views

Installed Ubuntu 12.04 LSD alongside with windows 7. No boot menu

I have installed Ubuntu 12.04 LTS 64-bit alongside with windows 7. During installation I choose Something Else and partitioned as followed: Partition Screenshot And choose /dev/sda for boot loader ...
2
votes
1answer
302 views

How to install Ubuntu on H: Drive?

Apologies if this question already exist. How to install Ubuntu 12.04 on H: Drive? I had boot Ubuntu 12.04 from USB and when I click on something else when installing Ubuntu it shows some drives like ...
2
votes
3answers
7k views

Dual Boot Default Question (W7 & Ubuntu) [duplicate]

Possible Duplicate: How do I set Windows to boot as the default in the boot loader? I just installed Ubuntu 11. on my computer but the default is Ubuntu. How do I change it so that ...
2
votes
3answers
676 views

How do I prevent my computer from going straight to Windows?

I bought a Lenovo B570 laptop today, and one of the first things I did was burn an Oneiric LiveCD and install it. This was more trouble than I expected. It didn't automatically load to the CD when I ...
2
votes
2answers
2k views

best version for Quick Links: ASUS Eee PC 1001PXD-EU17 [duplicate]

Possible Duplicate: Which flavor of ubuntu? I am a total Linux novice and am wondering which version (distro) of Ubuntu should I install on a ASUS Eee PC 1001PXD-EU17. It's a netbook and I ...
2
votes
1answer
961 views

Can no longer boot with rEFIt and Grub on early 2006 MacBook Pro

I don't know what happened to cause this. I have Snow Leopard, Ubuntu 11.04 Natty Narwhal and Windows XP SP3 on my early 2006 MacBook Pro. It is a Core Duo unit, NOT Core 2 Duo, so it is 32-bit ...
2
votes
2answers
516 views

Cannot get to Grub after addition of new Win7 drive and install of 11.04

The TL:DR on this is that I had a working dual-boot. I then added a new drive with Win7. Which works fine and serves most of my needs, but I cannot now get to Linux. I'd like to get to Linux ...
2
votes
1answer
3k views

Dual booting Debian Squeeze & Ubuntu Natty: should I share /home and/or other partitions?

There are two prior questions that tangentially touch on this here & here. It's not really what I'm after though. I plan on installing Debian Squeeze & Ubuntu Natty in a dual-boot scenario. ...
2
votes
1answer
1k views

“BAD idea” warning when trying to recover Grub, after Windows removed it

Tried sudo grub-install on sda1 but it complained about being a BAD IDEA. I had to install windows for a work related issue so I used a separate disk (I had used it for ubuntu on this computer, but ...
1
vote
2answers
529 views

How to fix “doesn't look like an EFI partition” with WinUSB?

Using WinUSB I get this error. I would appreciate any help as I'm trying to put Windows back on computer to please th' wifey, then dual boot so i can still use Ubuntu. Installation failed ! Exit ...
1
vote
1answer
229 views

Can't install Windows as dual boot after Ubuntu

I've a quite complicated problem related to dual boot of Ubuntu and Windows 7. At first I had Windows 7 installed in my laptop but then when I tried to dual boot with Ubuntu 14.04, I somehow ...
1
vote
2answers
178 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 ...
1
vote
1answer
326 views

installation ubunto 14.01 on a different partition with windows 8.1

Please assist me. I am eager to install Ubunto 14.01 on a different partition but I do not know how to do it. I have HP with windows 7 pre-installed then I upgraded to windows 8.1 please show me how ...
1
vote
0answers
92 views

Boot-repair (Or ubuntu grub) somehow stopped bios setup

I am using Ubuntu 14.04 since it launched. All of functioning of bios and grub where running properly. One day I used boot-repair for some reason. After few days I noticed that Bios set-up doesn’t ...