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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Install on HP 110-210 - Error: No Media Present

I have just purchased an HP 110-210 Desktop PC that came with Windows installed on its 500GB disk. I loaded an Ubuntu 14.04.1 DVD and installed Ubuntu, replacing Windows. Following installation and ...
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0answers
20 views

ubuntu boot broken yoga 2 pro (dual boot)

I ran boot-repair, but it stops on please enable grub-efi repository.... The report is here: http://paste.ubuntu.com/9766788/ Any help?
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1answer
54 views

Can't boot my Windows on Ubuntu machine

I've finally decided to install Ubuntu 14.04 LTS on my laptop. I made a dual boot option, with I think has no problems, but now when I turn on my laptop, it goes straight to Ubuntu, and no way to ...
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0answers
18 views

ubuntu update 5 weeks later boot problems [duplicate]

I originally installed Ubuntu 14.04 and around 5 weeks later the system asked me to updateand that went fine, but after I restarted my pc, the boot loader is fine, I just get a blank screen. I tried ...
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1answer
33 views

My laptop doesn't recognize its internal disk as bootable. How do I fix this?

I bought a Toshiba Satellite and installed Ubuntu using a homemade liveusb, choosing to use the entire HDD and set up an encrypted LVM in the process. The installer finished with no errors, but the ...
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3answers
32 views

Lost Ubuntu 14.04 after Windows 8.1 install at 2nd partition

Greetings to everybody, not sure if anyone had the same issue previously, but could not find any similar (or i wasnt that patient to search :) and in that matter i apologize if am making duplicate ...
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0answers
21 views

Problem installing Ubuntu over pre-installed Windows 8 [duplicate]

Installed Ubuntu 14.04 over Windows 8 on Toshiba Satellite CL10-B, having previously installed Ubuntu on other machines over Windows XP and Windows 7, with no problems whatsoever. But the Satellite ...
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0answers
20 views

I dual booted Ubuntu with Windows 8 but I cannot boot back into Windows 8. It does not show a option

I completed the installation of Ubuntu perfectly following all directions but I cannot get back into Windows 8. Grub does not seem to be working . I have tried turning off fast boot and secure but it ...
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1answer
34 views

Bootchart statistics

What meaning do the following bootchart statistics have? CPU (user + sys) - show percentage of usage all cores of my CPU? I/O(wait) something wait input-output? What does it mean? Disk throughput ...
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1answer
60 views

Ubuntu 14.04 windows 7 dual boot problem

Initially, I have installed windows 7 Ultimate on my lenovo laptop. Later, I did install Ubuntu 14.04. It shows the dual boot option when booting. But if I select the Windows loader option then it ...
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1answer
42 views

Infinite loading loop Linux Ubuntu 14.04

This is my third day on Linux Ubuntu and so far it has been a different expirence but a good one.Anyways, I am running Ubuntu 14.04 LTS on my computer and I am having a problem getting to the login ...
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1answer
38 views

How do I move / to my new SSD

I built a computer and loaded ubuntu 14.04 onto my HDD. I recently got a SSD and wanted to put / and /home on the ssd and all other storage on the HDD. How would I go about this process.
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1answer
47 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
36 views

Why bluetooth or USB 3.0 fails to load during booting?

Everytime I open my laptop with ubuntu 14.04 (dual booted with win 7) either bluetooth firmware fails to initialize or USB 3.0 ports. At this time also bluetooth is working fine but usb3.0 is not ...
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1answer
28 views

Cannot enter password to start Ubuntu

I'm running Ubuntu 14.10 with the system disk encrypted with luks. When I start the computer, it shows the Ubuntu logo and asks to enter the password to unlock the disk. However, I cannot enter the ...
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2answers
59 views

How can I get grub2 to boot a different option only on the next boot?

I am setting up a dual booting headless linux / windows machine. I mostly want the machine to always boot up to Ubuntu, except for occasionally when I need to test something in windows. I've ...
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1answer
51 views

14.10 doesn't boot

My approximately 2 months old installation of 14.10 stopped working properly today. I installed updates yesterday, I think there was a new Kernel too - restarted normally yesterday. But today it's ...
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0answers
57 views

UNetbootin on 32GB USB 3 Stick

I run a windows 7 machine, and use UNetbootin to create Ubuntu bootable live USB keys. I have 1 key in particular that I would like to use entirely as a live Ubuntu key, so I can install some apps, ...
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1answer
42 views

Safely remove old files in /boot [duplicate]

which of these files is safe to delete to free space in /boot? For future needs, how can I know which files are in use and which ones are obsolete? Thanks root@ubu:/boot# ls -l total 153003 ...
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1answer
73 views

Ubuntu 14.04 often Hang/freeze on Splash Screen on boot or restart

just fresh install on new notebook ASUS X453M it's often to hang on boot or restart ubuntu, its only respond to force shutdown button i must forceshutdown and boot many times to can login to ...
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0answers
44 views

Kubuntu dual boot uefi windows 8: startup problem

I've install kubuntu 14.10 on my new laptop by following uefi tutorial, and now i have both system on my laptop, but i've noticed a problem. When i power on my pc and on grub i choose to start ...
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0answers
22 views

Can not open ubuntu

When I start ubuntu it cannot start, there is only a black screen containing this message: speech-dispatcher disable; edit/etc/default/speech-dispatcher *PulseAudio configured for per-user sessions ...
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1answer
30 views

Reformatting a HDD

OK, I have a computer that was given to me by a friend to fix. Initially, he wanted Windows 8.1. I stripped the HDD, loaded 8.1 per the instructions and after initially working, the OS won't boot. I ...
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1answer
57 views

Windows 8.1 wont boot after installing ubuntu 14.04 (2 drives separate drives)

I have windows 8.1 64bit on my ssd and I installed ubuntu 14.04 64bit on a second hard drive. The PC boots the drive that is first in boot order. Thats the only way to choose OS. What can i do to make ...
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0answers
70 views

12.04 and 14.04 Ubuntu stuck at boot nomodeset failed

I have installed both Ubuntu 12.04 and 14.04(32 and 64 bit), and after grub loads, the screen either turns black if i don't select nomodeset, either it gets stuck at a certain point after exiting ...
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0answers
27 views

Missing initramfs from usb boot drive

Every time I try to boot up an Ubuntu distro on my laptop (11.10, 13.04, 13.10, 14.04, 14.10) I get this kernel panic message on boot: Kernel panic - not syncing: VFS: Unable to mount root fs on ...
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1answer
27 views

Ubuntu installation not found by update-grub

This is a different case than the other questions about this topic, none of which helped solve this one. I have two disks (I'll call them disk 1 and disk 2), each with its own GRUB. Both disks boot ...
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0answers
22 views

Randomly booting to initramfs

Sometimes when I boot my laptop running 14.04 it comes up with the "ALERT! /dev/disk/by-uuid/... Does not exist." This only started happening after I installed new RAM. It doesn't happen all the ...
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1answer
37 views

How to remove Grub from Surface Pro MBR?

I have tried fixboot and fixmbr, both say "the operation completed sucessfully" however whenever I boot the surface, the logo flashes and than I am directed to grub's command prompt and the only way ...
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1answer
49 views

How to boot Ubuntu after removing Windows on UEFI system

After previously dualbooting Ubuntu 14.04 lts with Windows 8.1, I finally bid my farewells to windows and wanted to make a complete switch to linux. I decided to upgrade to Ubuntu 14.10 as there frame ...
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0answers
25 views

Unable to decrypt disk on normal Lubuntu boot

I'm having trouble starting up my system. I use VirtualBox to run Lubuntu 14.10 on Mac OS X 10.10.1 host. I have used the built-in disk encryption available when installing (L)Ubuntu. When it boots ...
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0answers
44 views

Black screen is displayed when i try to boot linux mint on my netbook which has ubuntu

Black screen is displayed when i try to boot linux mint on my netbook which has ubuntu.. Here are the steps 1. downloaded linux mint iso 2. made flash drive bootable with unetboot 3. restart machine ...
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22 views

screen turns Black when the os is booted [ only after Upgrade to 14.10 ] [duplicate]

today I upgraded my ubuntu [14.04 to 14.10]. during upgrade there are some pop-ups with error messages!!! I neglected them. And after upgrade the system rebooted and turns black!! I entered password ...
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1answer
35 views

Creating swaps in extended partition

I have the following Disk partition setup- http://imgur.com/rz2HvMb I want to do the following- delete partitions sda1, sda2 and sda4 but keep sda3. create extended partition in place of sda4 and ...
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3answers
44 views

Upgraded Ubuntu… now only have Windows

I've had Ubuntu 12.04 for about a year now, resisted upgrading because everything works fine. Finally I gave in because I noticed many Windows applications on Wine just aren't working anymore. I ...
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1answer
86 views

Fix grub with dual boot on different drives

I have windows 7 installed on C drive and Ubuntu 14.04 on another one. When I boot I got into grub rescue. Luckily I've found the solution ( somewhere on stackoverflow) to "mount" drive manually by ...
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0answers
41 views

Freeze on Loading Screen at Shutdown and Boot + apport Error Message

Yesterday I dual booted Ubuntu 14.04 alongside Windows 8.1, which came pre-installed on my Dell Inspiron 11. Since then, the Ubuntu loading screen with the orange and white dots has frozen numerous ...
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1answer
42 views

Install Ubuntu onto USB stick? (Not installer?) [duplicate]

I'm a total newbie, so sorry if this is a stupid question. I was wondering if I could make a version of Ubuntu I could run straight from the USB stick. Not like the installer, but I'd plug it in and ...
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1answer
17 views

SuperGrub2Disk not booting from USB

I have downloaded SuperGrub2Disk and installed it via unetbootin on my USB. When restarting and opening the boot menu I can see the USB there. WHen choosing it the boot menu disappears but appears ...
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0answers
23 views

Could not initialize sdl no available video device

Hi I booted to tty1 by changing the grub from splash to text. I have a GUI program to run at startup but when i login i am getting could not initialize sdl no available video device. But when i put ...
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0answers
27 views

12.04 boot issue

If I boot ubuntu 12.04 server normal it starts to boot goes to a black screen and shuts the PC down. If I go through the recovery and resume normal boot it boots into ubuntu and works just fine. I'm ...
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3answers
46 views

Recover files from ruined Xubuntu using Windows

I'm pretty new to Linux and Ubuntu. I have installed a bootable (persistent) Xubuntu on a USB stick, and it worked - I booted from it and used Xubuntu happily. But now it is ruined - I'm not sure ...
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2answers
25 views

Bootup (100 times slower than usual) drops to a shell IF at boot time the computer was off for less than 5 minutes. USB mouse no longer recognized

I've been using Ubuntu on a Windows dual-boot Sony Vaio VGN-CS390 laptop for more than five years now. Yesterday I made a fresh install of 14.04 LTS over 12.04 LTS. Everything worked fine, even after ...
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0answers
30 views

boot to ram, squashfs filesystem and custom kernel

I am trying to boot my Ubuntu based custom linux OS to ram. I compile the kernel from scratch, so it does not have aufs or unionfs. I don't want to patch the kernel. It seems the live-boot-tools ...
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3answers
41 views

ubuntu 14.04 recovery mode, help

My laptop wouldn't boot so I looked up online things I can do. I'm stuck under the GRUB area at recovery mode as I don't know which Ubuntu with Linux...... generic (recovery mode) to chose. Please ...
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0answers
59 views

Unable to boot Ubuntu 14.04 after Installation

I am installing Ubuntu onto an HP EliteBook 840, overriding Windows. I was able to boot the "Try Ubuntu" off the USB Drive and installed Ubuntu. However, when I take out the USB and try to boot from ...
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2answers
95 views

Can't boot after deleting EFI boot- and Windows-partition

I got an HP Split x2 with Windows 8 pre-installed. I deleted it, and installed Ubuntu. However, I was wanting to play a few games that didn't work too well on wine, so I created a NTFS partition and ...
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0answers
58 views

Ubuntu USB Discriptor -22 Read Error - Acer Aspire TC-605

I have a Acer Aspire TC-605, my specs are the following: Windows 8.1 Intel Core i7-4770 CPU @ 3.40GHz 3.40GHz 12GB Ram 64-bit Operating System, x64-based processor but I keep getting that error, My ...
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0answers
12 views

How to hide boot menu and unhide with CTRL KEY? [duplicate]

I want to hide my boot menu because I use Ubuntu and Windows. When I turn on my PC I want to see the boot logo and if I press Ctrl I want the boot menu to open and if I don't press any key start the ...
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0answers
126 views

Kernel panic - not syncing: No working init found - also Windows7 dual boot failure after second install!

Installation is on an MSI-7680 MB, with i7-2660 processor, 8G, and 1 TB disk. Procedure followed is per instructions on http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-windows using the ...