Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

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0
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2answers
27 views

Removing Ubuntu from a default O.S when starting PC

I have installed ubuntu alongside windows, on starting it, the computer starts in Ubuntu. I would want to have the option of selecting which operating system to use.
0
votes
1answer
34 views

Kubuntu 12.04 LTS only boots after crash

I am having troubles with my Kubuntu 12.04 LTS installation: If system has shutdown properly before I start the computer, the boot process crashes after the bootloader. The last output of the boot ...
-1
votes
1answer
92 views

Change the OS boot sequence? [duplicate]

I've been installed the Ubuntu 14.04 in partition of hard drive other than C: drive like E: or F: drive first, then after few days later i installed the windows 7 in C:drive. After windows ...
-1
votes
2answers
65 views

Dual Boot System - No Grub Menu

My laptop boots straight to Windows 8.1 without showing me the grub menu. When i run the boot repair tool through the live usb version of ubuntu it tells me there were errors and returns this log. ...
1
vote
0answers
476 views

MAAS 1.7 How to Deploy utopic images

Installed MAAS 1.7 and successfully deployed several Trusty images; however, cannot deploy any utopic images. Added utopic repository by following http://maas.ubuntu.com/docs/bootsources.html, and my ...
0
votes
1answer
45 views

How can I install Ubuntu on boot up

I down loaded Ubuntu to DVD, not my hard drive which doesn't have enough space. I placed the DVD in the drive and shut down. On start up it did not launch the DVD but took me to the log in choice: ...
1
vote
3answers
149 views

If I boot Ubuntu, restart and then Boot Windows, it will give an error in the boot loader

I have Windows 8 and Ubuntu 14.10 in my laptop. If I boot into Ubuntu and then reboot and try to boot into Windows 8, in the Windows 8 boot screen (With a light blue background) I will get an error ...
0
votes
1answer
137 views

How can I recover my RAID 5 array after removing 3 or 4 of 7 disks?

I'd like to undo what I've mistakenly done. From Disks I removed 4 of 7, 2 TB disks from the software RAID 5 array. I am unable to bootup and come to this: error: disk 'mduuid/long UUID number' ...
0
votes
2answers
455 views

Ubuntu 14.10 Install Fails to boot

I have tried to do a fresh install of Ubuntu 14.10 on a 64bit-AMD (toshiba-satalite), from an liveCD ( that I made on a usb drive). I am able to launch the live CD, and install from there, but fails ...
0
votes
1answer
75 views

My booting speed went from 8 seconds to 30 seconds

My booting speed went from 8 seconds to 30 seconds. I don't really know what happened. Any help please ! This is my dmseg http://paste.ubuntu.com/9062894/ and this is my bootchart
2
votes
0answers
339 views

Cannot display this video mode - Ubuntu 14.04 (32bit)

Quite similar to Cannot Display This Video Mode? which seems to have never been answered. Display works fine in liveCD but not in full installation. Full install boot I get the bios splash and then ...
0
votes
1answer
34 views

How to make an Ubuntu down load bootable

I have dual boot Ubuntu/windows. I want to kill windows and have one large partition for Ubuntu. I saved the Ubuntu down load to DVD. I had to. Not enough room on my drive. I tried to restart and ...
0
votes
1answer
38 views

Booting from Ubuntu install disk

My dilemma continues. I had copied the latest Ubuntu download to DVD. Reason being, I don't have enough space on my dual partition drive so need to start fresh. From Ubuntu I did a restart with ...
0
votes
2answers
993 views

Ubuntu won't boot up properly (Toshiba Satellite P50)

So I recently switched out windows 8 for Ubuntu on my Toshiba laptop. I installed it from my usb and everything went fine. Ubuntu was on my comp and I stupidly spent a few hours personalizing it and ...
1
vote
0answers
194 views

Update GRUB with encrypted LVM on second volume/drive?

On one machine I have an encrypted LUKS container around an LVM on /dev/sda that I can boot into. On the same machine is a second drive with an encrypted LUKS container around an LVM on /dev/sdb (that ...
0
votes
1answer
182 views

Ubuntu 14.04 doesn't boot, Sony Vaio VGN-NW11S

I've set up Ubuntu 14.04 on a Sony Vaio (VGN-NW11S), dual boot with Windows 7. The computer is approx. 4 years old. It worked fine for 1 week or so, but since a few days it doesn't boot any more. I ...
0
votes
3answers
446 views

Cannot boot into Live CD (12.10), Live USB (14.04), or Boot-Repair USB

I am trying to boot into Ubuntu on removable media in an attempt to fix my bootloader for a Ubuntu 12.10 install on an HDD. However, it seems that I'm not able to boot into any of the media I've tried....
0
votes
1answer
771 views

Reinstalling Lubuntu

I got a problem when I tried to reinstall Lubuntu. I tried UnetBootIn, Live USB, UUI, and PenDriveLinux, but they all failed. A friend told me that my USB needed to be reformatted to FAT32 by using ...
0
votes
1answer
42 views

What is ubuntu doing on bootup during black screen?

I have noticed that when I start up my laptop, it shows GRUB like usual but then it black screens for about 5 seconds, displays a message about support for core revisions 0X15 and 0X17 being disabled, ...
0
votes
1answer
561 views

Can you install Ubuntu on a Windows 8 laptop without CD/DVD or USB drive? [duplicate]

I have an Acer Aspire laptop running Windows 8.1. I do not have a CD/DVD drive nor a USB stick. What I would like to know is how to install Ubuntu on a partition of your main hard drive without a CD/...
0
votes
1answer
811 views

How to create a bootable usb stick for ubuntu on RHEL 6 [closed]

I want to create a bootable usb stick for installing ubuntu 14.04 on my laptop. Currently I have access to an RHEL 6 machine. Ubuntu has guides for installing from usb stick, and two methods ...
1
vote
0answers
236 views

Very slow boot Ubuntu 14.04 Asus laptop

Quick question here. I've got Ubuntu 14.04 on a Asus U36JC (i5, dual boot Windows 7). I think I started this laptop on Ubuntu 11 or 12 and have updated always without wiping the hd. It used to boot ...
1
vote
0answers
1k views

Support for cores revisions 0x17 and 0x18 disabled by module param allhwsupport=0

I was wondering if there is a fix for this problem, as every time I boot my laptop this message comes up. Is there any way to get rid if it? Thanks.
1
vote
0answers
242 views

Ubuntu 14.10 taking a long time to boot

So, this has only started happening about a week back for no apparent reason. Ubuntu takes almost 4-5 minutes stuck at the purple Ubuntu screen for no apparent reason. Furthermore the GRUB 10-second ...
1
vote
2answers
3k views

Boot into Ubuntu without GRUB

Finally, I decided to go down the Ubuntu route and hit the first problem. It is not a big problem but more like a convenient feature! I have no experience in Linux at all and I need a help. I have ...
0
votes
1answer
835 views

'No boot disk has been detected or the disk has failed' after using Boot-Repair no dual-boot

I just installed ubuntu-14.04.1-desktop-amd64 on a desktop computer. I get the 'No boot disk has been detected or the disk has failed' when booting. The only way to boot Ubuntu is to go the BIOS menu,...
0
votes
1answer
35 views

Ubuntu will not load since I updated to 14.10

I have used the older versions over a year. After the latest update only the background shows. After searching similar problems on online forums I did the following: Ctrl-Alt-F1, I run xfdesktop, it ...
-1
votes
1answer
736 views

Dual Boot Menu Missing - Can't open Luna [closed]

I'm certain that I correctly installed Elementary Luna OS alongside Vista, but my computer doesn't seem to recognize it. There is no dual boot menu, and when I press F12 or F8 during start up, I can'...
0
votes
1answer
139 views

Can not Install on a Dell Latitude laptop --

The laptop always boots winXP and requests an Administrator password. I went into the setup where I attempted to reset all passwords and the start up order but the Admin password is still demanded. ...
0
votes
1answer
604 views

Boot stuck on logo screen after upgrading from 14.04 to 14.10 [duplicate]

After upgrading from 14.04 to 14.10 my computer cannot boot anymore, it is stuck at the logo screen (with animated dots). I'm using Windows to post this question. By displaying the boot process, I ...
0
votes
0answers
35 views

Add a drive - install windows - dual boot? [duplicate]

I am running the latest Ubuntu. I would like to add a new drive from which I can dual boot Windows 8. Is this possible without re-installing Ubuntu? Dedicated Ubuntu drive, existing Ubuntu install, ...
0
votes
1answer
127 views

Grub: preferred video interface at boottime

My HDTV is connected through HDMI. My desktop through DVI. At boottime grub displays the bootmenu ( where I can choose for Windows or Linux) only on the HDMI interface. Since my TV is off during most ...
0
votes
1answer
75 views

How to repair win7 boot?

I use win7 + ubuntu 14.04. I'm not sure how to cause this problem. The situation is I can see boot menu with win7 but without working. When I press enter on win7, it splash and show the same menu ...
0
votes
1answer
97 views

Problem with installing Ubuntu on my macbook

I am installing Ubuntu on my macbook with an USB stick. The USB stick booted and i started the installation. When it asks me to restart to complete the installation i do so. But when i start up again ...
0
votes
2answers
708 views

Ubuntu partition deleted and cannot boot

I accidentally deleted my Ubuntu 14.04LTS partition lately (with Arconis Disk Director under Windows 7), now I cannot boot either into Ubuntu or Windows. After I start my computer, I will be brought ...
0
votes
1answer
62 views

14.04 - Proprietary wireless card driver on MBP installs on USB, not on HD

I wanted to install Ubuntu 14.04 on my MacBook Pro, and so I tried running it off a USB key to see if there were any issues. The one proprietary driver needed, Broadcom 802.11 Linux STA wireless ...
0
votes
1answer
2k views

Cannot mount GPT Windows partition

I had a Windows 7 machine with 167GB. I wanted to install Ubuntu on it, so I shrank the partition into 111GB and 56GB. Afterwards I installed Ubuntu 14.10 32-bit in the newly created 56GB partition. ...
1
vote
1answer
11k views

Ubuntu server error: file '/grub/i386-pc/normal.mod' not found. grub rescue>

Hi i installed the latest Ubuntu server 14.04 and rebooted a few times perfectly and now when i last reboot it, i get the following error: error: file '/grub/i386-pc/normal.mod' not found. grub ...
0
votes
1answer
225 views

black screen & restarts after upgrade to 14.10

I recently upgraded my netbook (Lenovo S205) from 14.04 to 14.10. After the restart, it just restarts over and over. I see the boot menu where I can press F2 to get into BIOS and F12 to choose the ...
0
votes
1answer
87 views

Just getting started with Linux

Heyo! Very excited to get using Linux. I'm a low level IT support tech and am used to windows, and never considered Linux just because there wasn't any reason to do so. Picked up a free Lattitude ...
0
votes
2answers
405 views

Live linux USB to boot on a MAC but made on a PC? Please assist!

Good afternoon, Piggy-backing off of the only internet link from google (listed below) that i can find, i'm trying to get more info on this subject. How to create a Mac bootable live Linux USB on ...
0
votes
1answer
126 views

Installing Ubuntu on a separate SSD than windows and swap drive to use both

I have windows 8 laptop whose hard drive could be swapped easily. From my previous dual boot experience, working with windows 8 and ubuntu at the same time could cause some trouble. Also, I am using a ...
0
votes
2answers
627 views

system directly booting to windows without showing grub menu

I have hp pavillion 15 n203tx preinstalled with windows 8.1. I installed ubuntu 14.04 in it. and then it use to show a grub menu everytime I turn my system. the menu was- 1). ubuntu 2). advanced ...
0
votes
1answer
264 views

Ubuntu 14.04.1-desktop-i386.iso will not boot

I have an old XP laptop that I want to refresh by using Linux. Downloaded ubuntu-14.04.1-desktop-i386.iso and burnt onto DVD as an image, not just copied the iso file. Changed the boot order to boot ...
0
votes
1answer
48 views

How to install a new version of ubuntu over an already double boot ubuntu/windows?

here is my question: I've installed ubuntu in a partition of the same disk where it is windows 7. Now i've grub that allows me to choose between windows and ubuntu. I would like to replace this ubuntu ...
0
votes
2answers
121 views

After inserting a new OS entry, GRUB2 asks for password

Yesterday I installed a new fresh Ubuntu system, and installed Android-x86 in another partition. Then I followed this tutorial to add an entry for Android-x86. My 40_custom file: #! /bin/sh -e cat &...
0
votes
0answers
38 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". ...
1
vote
0answers
147 views

Ubuntu 14.10 system startup is less verbose

Booting Trusty Tahr without splash screen produced lots of Starting <service name here>... messages, which I actually liked, as I could track the booting process. With Utopic Unicorn, I get ...
0
votes
1answer
531 views

Is asus X550LD--xx064d supports dual boot

I am trying to dual boot windows and ubuntu. but while installing ubuntu it can't detect other os windows7/8. also not detecting Hard Disk partitions. Steps I followed: 1. Install windows 8.1 and then ...
6
votes
1answer
9k views

Why can't I start Ubuntu on an Acer Aspire ES1-111M-C56A?

I just bought the 11,6 inches Acer Aspire ES1-111M-C56A (Intel Celeron N2840, 2,1GHz, 2GB RAM, 32GB eMMC, Intel HD Graphics, Win 8.1 with Bing) and I'm facing different problems when trying to install ...