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

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1
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0answers
6 views

Grub Rescue command ls says failed reading section 0x0 from cd0

I had Ubuntu 12.* installed on my system. Then I tried installing Windows8, which failed. After starting my system I am getting Grub Rescue'' I did ls output:(cd0) then ls (cd0) output: failed ...
0
votes
1answer
39 views

Cannot install Ubuntu 14.04 64bit

I got a new computer and am looking to dual-boot Ubuntu and windows 7. I have my partition made (50gb), and my 64bit boot disk made but when I try booting from it I just get a black screen, with the ...
0
votes
1answer
34 views

Is there a way to easily switch operating systems on a duel install?

Currently using Ubuntu and Windows 7 duel install. I am wondering if there is an easy way to switch operating systems without having to keep shutting down my computer and turning it back on.
0
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2answers
58 views

Dual-Boot: Win7 partition loads without error, but display doesn't work

I am having a strange dual-boot issue that I haven't been able to find an answer for anywhere. I have an Ubuntu 14.04 box, which I have created a secondary partition on for Win7. My setup process: ...
0
votes
1answer
31 views

How to add windows 8 boot entry to Grub2?

How to add windows 8 boot entry to Grub2? I had windows 7 installed on my primary(and active) partition and windows 8 installed on partition 2 which is logical and not active. Now I installed Ubuntu ...
0
votes
2answers
74 views

Dual Boot Windows 8 - Ubuntu 14 : GPT destruction with GDISK, computer no more starts

I just bought a new ASUS computer with WINDOWS 8 pre-installed (so UEFI and secure boot activated) and it is no more working since I did a mistake with GDISK: I wanted to install UBUNTU alongside ...
0
votes
0answers
30 views

Dual boot Ubuntu - mounting problem

After I decided to enlarge Ubuntu's partition my GRUB2 failed to start. I managed to recover grub but when I chose to boot Ubuntu this came out: mount: mounting /dev on /root/dev failed: No such ...
0
votes
0answers
7 views

NTFS Partion still gets reset in Win8 after having changes done in Ubuntu

I already turned off the "Safe Boot" and "Fast startup" (described here). Still. I returned after several month of not using windows at all and my whole NTFS partion was completly reset to the status ...
0
votes
1answer
33 views

Installing Windows 7 parallel to Ubuntu 12.04 [duplicate]

I have installed Ubuntu 12.04 on my Dell Vostro 1014. Previously there was Windows 7 installed which I have replaced with Ubuntu completely. Now, I want to install Windows 7 on it without removing ...
1
vote
0answers
31 views

Ubuntu installer not picking up Windows partition [duplicate]

I'm trying to install Ubuntu 14.04. In the installer the "Install alongside" option is not there so I clicked "something else". I have been all over Google and Youtube. When other people click ...
0
votes
0answers
21 views

Ubuntu Reboots into Windows After I Click Install in the Installer [duplicate]

The system reboots after I click install on the on the part of the installation that says "install Ubuntu alongside Windows", "Replace Windows with Ubuntu", etc. I have a theory that it is not ...
0
votes
0answers
21 views

Acer C7 will not boot into Chrubuntu - KERN-C Set as highest priority

I am trying to boot into ChrUbuntu with my Acer C7. When I run the command sudo cgpt show /dev/sda it displays KERN-C as being the highest priority (5), so I'm not sure what's wrong with my Ubuntu ...
0
votes
0answers
29 views

Error 'Gave up waiting for root device' for ubuntu 14.0.4, after complete installation?

I have windows 8 installed in my laptop. While i was installing Ubuntu, it showed two partitions in my hard disk. I didn't knew much about the 'change' option with that + and - sign given in the ...
-2
votes
1answer
30 views

Unable to access Windows partitions

dear all her is the message please help me to solve this problem I read about some Similar problem Error mounting /dev/sda3 at /media/momen/Partition 2: Command-line `mount -t "ntfs" -o ...
-1
votes
1answer
47 views

Dual-Boot issue (and much more…)

I downloaded today and installed the 64-bit version of Ubuntu 14.04 something,and i installed it via Live CD. All went well, I created a partition of 150GB and another one of 508MB (the latter for the ...
0
votes
1answer
40 views

Windows boot option gone?

So I have had Windows 8.1 and Ubuntu running side-by-side for the last couple of months, and both on separate hard drives. Today I turned on my computer and the option to boot into Windows was gone, ...
0
votes
1answer
15 views

triple booting on ubuntu

I have Windows 8, Windows 7 and Ubuntu x86 installed on my PC. When I boot, GRUB2 comes up so I can boot. I want to uninstall Windows 8 but keep Windows 7. How would I do this without breaking my ...
0
votes
0answers
11 views

unable to boot to windows after installing Ubuntu

I purchased new hdd and installed ubuntu in it as I didn't had windows recovery disk available at that time. Now I have recovery disk for windows 7, so I installed it . And after finishing of ...
3
votes
6answers
160 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 ...
0
votes
1answer
66 views

How to install ubuntu 14.04 along side windows 8.1 using doss partition [duplicate]

I have been using Ubuntu since a long time. I used to dual-boot it with Windows XP, which was very easy to set up via Wubi. Now, with Windows 8.1, I'm unable to install on DOSS partitions. How can ...
0
votes
2answers
40 views

I cannot boot into Windows 7

I installed Ubuntu alongside Windows 7, but when I reboot the computer I cannot switch between the two systems. How can I solve this problem?
0
votes
0answers
20 views

Remove 12.04 from Ubuntu two version dual-boot

I am new to Linux and Ubuntu. I installed 12.04/xfce4 using crouton, and recently just installed 14.04 - now I have 2 versions I can choose from. I do not want 12.04 on any more, how can I remove it, ...
0
votes
0answers
30 views

I have Installed Windows 8.1 along with Ubuntu 14.04 but Grub doesn't show option to boot windows 8.1

I have Installed windows 8.1 along with Ubuntu as ubuntu was previously installed and the I installed windows 8.1 now upon repairing grub it do not show me the option to boot windows 8, it only shows ...
1
vote
2answers
40 views

2 OS's at once on the same computer? [duplicate]

Is it possible to run Windows Vista on one hard drive and Ubuntu 14.04 on the other using the same computer?
1
vote
1answer
29 views

Grub rescue - Error Unknown Filesystem

I am using windows 7 ultimate and Ubuntu in my home desktop. When my local disks were about to get filled up, I tried to delete the Ubuntu partition. I did it from windows. I right clicked on my ...
1
vote
0answers
12 views

Not getting option to install next to windows during installation process

I have Windows 8 installed on a new computer and want Ubuntu 14 installed next to it. I used UNetBootin to make a Ubuntu usb stick and rebooted from that. During the installation process however I ...
1
vote
0answers
79 views

Ubuntu 14.04 installer doesn't detect my partitions

I'm running Win7 64-bit and I'm trying to dual-boot Ubuntu 14.04. However, when I go into the Ubuntu installer, it doesn't display any of my partitions. I would like to mention that this is my second ...
2
votes
4answers
50 views

Is it possibly to install Ubuntu without making partitions?

I'd like to make dual-boot (Windows 8 + Ubuntu) for my pc, which has a second HDD. Is it possible to simply install Ubuntu on the second one (which is empty) without making any shrinks/partitions? ...
1
vote
0answers
20 views

Run update-grub now can't boot ubuntu, windows, or cd [closed]

I have a dual boot Windows Vista and Ubuntu 11.04 desktop. I wanted the default os to be the last one that I booted so I edited the grub file in /etc/default/grub. I changed the line GRUB_DEFAULT=0 to ...
0
votes
1answer
39 views

Win8 won't open after instaling Lubuntu 14.04; infinite loop in GRUB

On my HP laptop with windows 8, I installed Lubuntu as a dual boot from a live CD. At first, I could only access grub through hitting F9-ubuntu, so I tried Boot Repair to no avail. Then I tried ...
0
votes
1answer
23 views

How to extend EXT Partition of Ubuntu

I've Dual booted Ubuntu in PC by shrinking the C: drive actual size of c: drive ntfs is 100 GB and Ext partition is 15 Gb now I'm thinking to extend the size of EXT where Ubuntu is installed without ...
1
vote
1answer
45 views

How to configure grub

Hi Friends Myself Mukesh and I want your help to solve my problem. I have installed Ubuntu 14 on my HCL desktop with legacy BIOS support. It was working fine till yesterday when I installed windows 8 ...
2
votes
2answers
45 views

Unify Windows and Ubuntu boot managers

I ran into some trouble trying to start Ubuntu 14 in a new laptop with Windows 8.1 preinstalled. However, the booting process is kind of uncomfortable now. When I start the laptop first I can see the ...
0
votes
1answer
54 views

I can't access windows 7 dual boot with 12.04

I'm hoping it's not all gone. I have tried boot-repair -- http://paste.ubuntu.com/7780801/ I had a windows recovery partition, but I can't access that. Only Ubuntu in grub. GParted screenshot: ...
0
votes
1answer
30 views

rEFIt menu not identifying os

I tried to set up a tri-boot system for my mac(OSX, Ubuntu 14.04, Windows 8.1), but rEFIt is unable to identify Ubuntu and shows unknown os icon instead. It also shows multiple icons for Ubuntu and ...
1
vote
0answers
37 views

HP laptop Kubuntu/Win8 dual boot loader not working

I'm very new to Linux and this has been my first real experience with it aside from comp-sci classes. I've installed Lubuntu 14.04 alongside the stock Windows 8. To start, my laptop is an HP 2000 with ...
1
vote
1answer
32 views

How to dual boot my laptop with Windows 8.1 with Ubuntu? [duplicate]

I have some important files and software in my HP Windows notebook. How can I get Ubuntu to dual boot in my notebook without loosing any data?
0
votes
0answers
20 views

http://askubuntu.com/questions/489794/cant-boot-xp-only-ubuntu [duplicate]

I ran boot-repair and TestDisk trying to repair bootup. Now I get grub recovery> and running my istallation disk for Ubuntu gets to the Ubuntu window with the five moving dots and locks up. I have ...
-1
votes
0answers
18 views

Having problem in Installation

I am a Windows 7 user. I downloaded Ubuntu. I took the whole file in my usb. When I tried to install it by clicking on application file named 'wubi', it showed an installation window. Then i started ...
-1
votes
0answers
22 views

What should i use as boot manager?

Hi im Ruben and I'm trying to dual boot my ubuntu with mac mountain lion but i was wondering what boot manager i should use and whats the link and how to install it ;) in currently got Grub Manager, ...
0
votes
1answer
27 views

How can Iaunch a Windows partition in VirtualBox that already exists on my machine?

I have installed VirtualBox and I would like to have a Windows session from within my Kubuntu session. I have my hard drive partitioned so as to contain both OS. However, VirtualBox seems to only ...
0
votes
1answer
36 views

Multiboot not recognizing windows 7 as installed

I'm trying to install ubuntu onto an old laptop as a second os. I've successfully done this before but yesterday the drive got corrupted and I lost everything. I'm in the process of reinstalling the ...
1
vote
1answer
39 views

I'm using the 64 bit ISO of Boot Repair to deal with UEFI. What do I do in Advanced Options to continue?

I followed this: Boot repair asking for 64 bit iso - what do I do with it? And I was able to do almost everything in it. I'm stumped at this point: "you have to give the partition where EFI files ...
1
vote
3answers
71 views

How do I manually partition my hard drive correctly?

I'm trying to install Ubuntu 14.04 on my desktop I built. I am not an advanced user by any means so I just want to do the simple installation of "Install Ubuntu alongside Windows" but when I do I get ...
1
vote
0answers
11 views

error messages upon installation of new ubuntu 14

1) I have a link to ubuntu (for previous version) on the boot menu. However when I click on that link I get a black screen (no writing). My guess is that ubuntu crashed and disappeared, since I can ...
0
votes
2answers
47 views

Cant find hard drive in Ubuntu

So my computer already has Windows installed on a 1 TB hard drive and just purchased a 120 GB SSD that I believe is correctly installed. Last night I set the BIOS to automatically start to the SSD ...
0
votes
0answers
23 views

Ubuntu Installation not displaying full HDD

I am not sure how to best word my question, but I'll try my hardest. When going to install Ubuntu 14.04 (Alongside Windows 8), when I get to the part where it asks me to set the amount of space for ...
0
votes
1answer
135 views

Install Ubuntu 14.04 with Windows 8.1

I have a Sony Vaio SVS13A1S9ES. I installed Windows 8.1 in my computer and now I've installed Ubuntu 14.04 and I've installed grub in sda6, which is my "/" partition. The problem is that when I boot, ...
2
votes
1answer
68 views

Grub rescue problem after deleting Ubuntu partition!

After I deleted Ubuntu partition, I rebooted my computer and got grub rescue problem. What I have tried so far is finding the right partition of ubuntu from grub rescue command by ls command. It ...
0
votes
0answers
17 views

Dual Boot:Disk changes made in Ubuntu will be reverted when opened in windows

I have a dual boot system using windows and Ubuntu. Recently, if I make some changes in Ubuntu in the disk,whenever I boot into windows all these changes in the disk is reverted. In the sense that the ...