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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BusyBox v1.21.1 error

As I am new to the forum, I don't know where to ask this question, or even if there is a particular place to ask the question. Anyway, I have recently burned ubuntu 14.04.2 to a DVD and rebooted my ...
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15 views

Cant get 15.04 or 14.10 or any version of Ubuntu to boot on Flex 10

I've seen a few questions around bit no one has really been able to hope. Ive been trying to get 64bit Linux working on this laptop through its 32bit EFI every nown and again for about a year now and ...
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18 views

How do I generate a GRUB configuration file for another disk?

Assume I have two disks that both have Ubuntu installed on them. One is an internal drive and the other is an external drive (though this doesn't really matter). This procedure is running on the ...
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1answer
21 views

Mounting Drives as user at startup (FSTAB)

I am running Ubuntu and have been having some trouble mounting my 2nd internal HDD. It would mount with settings made by Disks program but would mount and be owned by root at startup even though I ...
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If I have disable recovery option and someone still get's to root using the ro recovery nomodeset how do I password protect root?

If I have disable recovery option and someone still get's to root using the ro recovery nomodeset how do I password protect root? I know how to block the recovery just Want it to require a password ...
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1answer
55 views

installing linux to usb, didn't change boot loader installation, can't get into windows

I was trying to create a persistent usb stick, with everything contained on the usb (including grub or whatever). I used the live cd to install and was pretty sure I changed the boot loader ...
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1answer
78 views

How do I read the messages printed on startup?

Ubuntu 14.04 has recently started displaying a message on the purple screen that normally just displays the loading dots: ot present It appears to be a portion of a message. How can I read the ...
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1answer
18 views

“permission denied” when converting ubuntu.iso to ubuntu.img

I'm trying to make my macbook a dual boot with ubuntu with a USB drive, but when I go to terminal and put in the command to convert the file from iso to img it just says permission denied, and so I ...
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1answer
33 views

Unable to install Ubuntu. Cursor blinking on black screen

I have burnt Ubuntu ISO to a USB. When I boot from it, my laptop shows a black screen with a cursor blinking on top-left. This cursor keeps blinking endlessly. I left it overnight once to confirm that ...
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9 views

Problem with lost files on EXT3 Linux partition

i've got a big problem with files that have disappeared from EXT3 partition. This morning i have recived many i/o errors on consol of my linux server. I could not do anything in bash. After reboot ...
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32 views

Ubuntu 15.04 can't shutdown — How to find a way to get a shutdown log

I think all is in the title actually, I just need a way to get a shutdown log to understand what can block it. I don't know if the problem comes from Ubuntu itself or Grub though, as my computer ...
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7 views

Booting delayed due to strange messages

I installed Ubuntu 15.04 alongside Windows 10 preview. When I boot into Ubuntu, I get a screen saying "...database maybe corrupt". This message appeared previously when my Ubuntu 14.04 crashed. But ...
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21 views

Kubuntu freezing on startup logo

I chose recovery option in Grub and it gets far enough that I can drop down to terminal and move around. I can't get the desktop to load no matter what I do. I've tried to edit xorg.config and it ...
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15 views

no visible mouse / frozen mouse after booting (Ubuntu 14.04.2 LTS)

Dear fellow ubuntu'ers I just booted my laptop after a long day of work and I noticed that there was no mouse cursor visible. I could google this problem via the mobile phone and found this solution ...
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23 views

Blackscreen with only mouse pointer after switching to Ubuntu desktop from Kubuntu on 15.04

After upgrading to Kubuntu 15.04, I am having a lot of problems. On reboot, it was stuck at Kubuntu logo (it keeps on glowing) but nothing happens. On switching to Recovery mode, I was getting "Error ...
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1answer
27 views

Lubuntu not booting without USB used to install it [duplicate]

My Lubuntu v12.04 (I'm not using the newest one because my Laptop doesn't support PAE) doesn't boot when the USB I used to install it isn't plugged in. I've overwritten my Windows XP with Lubuntu and ...
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19 views

Installation 15.04 can't start

I'm trying to install Ubuntu 15.04 (x64) on my new laptop, but running in to a problem everytime I try to boot from the Flashdrive. I can boot in to the flash drive, can choose Try ubuntu before ...
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13 views

Error while booting

When I cold boot ubuntu 14..04 lts I receive a error: attempt to read write outside of disk 'hd0'. press any key to continue
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1answer
39 views

Linux Won't Run

Wow. I recently installed Ubuntu on my Chromebook C720. I installed it using Crouton, so it runs Chrome and Ubuntu side by side. I can switch between them with a hot key. For more information on my ...
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24 views

Ubuntu wants localhost login, won't accept any input

After trying a thousand things over countless hours to get Ubuntu 14.04.2 LTS server installed on my Macbook 2,1 (loosely following these instructions), I finally got something that seems like a ...
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0answers
47 views

/dev/sda1: Inodes that were part of a corrupted orphan linked list found

I was using my Ubuntu 2015.04 (with ecryptfs-encrypted user home) laptop normally when suddenly, the hard drive became read-only. I rebooted and now it is stuck on this: [ 0.703206] ACPI PCC ...
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36 views

Installing Ubuntu on an Asus K501LX

I'm having an incredible amount of trouble installing Ubuntu on an Asus K501LX. I'm booting from a USB drive, created by usb-creator-gtk. I've attempted Ubuntu 14.04 and 15.04, as well as Kubuntu ...
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1answer
13 views

Boot stuck at IRQ 22

I'm running Ubuntu 14 on a Macbook any my system froze so I performed a hard reboot. However when it came back up, it shows me the grub menu but no matter which kernel I pick the boot freezes with the ...
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27 views

Cannot install Ubuntu onto USB stick / external USB harddrive from Ubuntu Installer

I've successfully used unetbootin (unetbootin-windows-608) to create a bootable USB memory stick from the ubuntu-14.04.2-desktop-amd64 iso image. I select USB boot from my bios boot menu and get the ...
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0answers
9 views

Can't boot ophcrack with Ubuntu installed on system

On all my other computers I am able to boot ophcrack from a bootable USB drive. On my Acer Aspier E-15 running Ubuntu I cannot boot it up. Don't ask why I need to boot ophcrack on my Ubuntu laptop I ...
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1answer
17 views

Can't boot from HDD after install of Ubuntu 14.04 on Lenovo V570

After installing Ubuntu 14.04 as the only OS on Lenovo V750, I am unable to boot. I get messages: PXE-E61: Media test failure, check cable PXE-M0F: Exiting PXE ROM. Boot order: ATAPI CD ATA HDD PCI ...
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0answers
28 views

How to Install Ubuntu on Sony Vaio VPCEG1BFX/ What's Best Ubuntu version for Windows 7?

I want to first say that I've spent the past few days searching for different variations of this question without luck. So I apologize if this has been asked before. How We Got Here A few days ago ...
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6 views

Boot script table modified, please contact vendor

I had a variety of distros on this Lenovo G50-45 laptop, most recently Debian 8 and now Xubuntu 15.04 x64. Whenever I want to put the system to sleep (suspend) I get the error message written in ...
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1answer
11 views

Grub rescue trouble after moving a partition

So I was allocating some free space for ubuntu and now grub is launching in rescue mode. I have done a lot of searching and tried what has been suggested here several times. Grub rescue - error: ...
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0answers
23 views

How to change the boot menu icons + rename on my MacBook Air for a liveUSB

So I have a liveUSB with persitence installed with unetbootin from my mac (using this tutorial : https://www.youtube.com/watch?v=MpwrrQ36yqM ), and it works perfectly. However, when booting my mac ...
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12 views

Recover bcache backing partition data

I had a bcache setup using a spinning disk and SDD. The SSD cache got busted. Now when I boot from a live CD, I can't mount the backing drive since mount doesn't recognize the bcache filesystem. Is ...
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1answer
53 views

unable to upgrade to lts (or any supported distro) I am new no dvd

I bought a cheap laptop off gumtree. Unfortunately it does not come with dvd so I cannot install 15.1 or 14.04 on it. I do have old linux 11.2 I think but there is no way that I can see to upgrade it ...
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14 views

Messed with boot partition, not I am stuck on an empty screen after Bios [closed]

I am in the process of installing arch. I changed the location of my boot partition and deleted the old one. My computer died in the process and I had to reboot. It will go through the bios loadscreen ...
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12 views

WIN 8.1 OS Share Ubuntu HD Update [duplicate]

Are there any updated step by step instructions for partitioning a WIN 8.1 HD, and sharing with Ubuntu?
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1answer
31 views

ZFS root filesystem

I've been trying to install ubuntu with a zfs as root filesystem. But it seems that GRUB 2.xx which has ZFS support doesen't support compression, so i disabled it. However i keep running in to the ...
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2answers
75 views

Toshiba satellite radius not loading bootable usb

I recently bought a Toshiba satellite radius (model: L15W-B1120). I already read countless of posts. In the posts they recommend to disable secure boot and also fastboot, I already did. I created a ...
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2answers
83 views

Write bootable BIOS update .ISO to USB stick

Lenovo distributes BIOS updates as .iso files (example) that are supposed to be burnt on a CD and booted. Burning it to a CD worked and booted correctly, but now I want to use a USB stick instead ...
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0answers
39 views

Failed to start user service: unknown unit: user@0.service after grub launch [closed]

First I have to let you know that I got absolutely no knowledge about linux and need help and explaination like Im 3. So, Im on holidays and I have no live cd with me. I tried to install crome and ...
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28 views

Why is my boot time slow?

I have SSHD and boot lasted 5 seconds formerly. Now it lasts about 25 seconds. I have upgraded to 15.04 from 14.10. Here is my dmesg log: http://paste.ubuntu.com/11918645/ I can't use bootchart. It ...
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12 views

Boot on other partition

A couple of days ago I updated the 14.04 LTS all the way up to 15.04. Everything worked fine until I watched a movie which was barely watchable due to stuttering. Also my CPU (AMDx64) got very hot. So ...
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20 views

Can we run Linux (Ubuntu 14) from external drive that has more than one partition, and one of them has no OS?

I can't run the Linux 14 from my external disc. I partitioned the disc using Disk Utility in my Mac. I then installed it with another computer that is not a Mac that is 5-10 years old. I inserted the ...
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29 views

How to setup linux on drive d without removing windows on drive c and other drives

I am a starter in Linux. I was having a windows laptop with the hard drive split into 5 drives. Drive C Windows 8.1, Drive D and G empty. Other drives has important data. I want install Linux on ...
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1answer
37 views

Installed SSD and want to boot existing Ubuntu off of original Hard Disk

I just installed a new SSD into my laptop and had some questions on how to boot into Ubuntu. Before I installed my SSD, I had a single HDD with both Windows 8.1 and Ubuntu installed on it. When I ...
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0answers
17 views

Ubuntu doesn't Boot - Disk full

I have created 10 GB drive for Ubuntu installation on windows machine and it works properly but its memory gets full and now it is not booting. How to free the memory?
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12 views

How to fix a usb for booting [duplicate]

Hello my repiar/boot usb turned to read only filesystem please help me turn it back into read and write system.
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26 views

Ubuntu 12.04 suddenly only boots into tty1

I've read through about 20+ threads where others had the same thing happen, however NONE of the solutions I found worked for me. Some were not even possible to try or didn't apply. I'm really stuck ...
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3answers
23 views

Using Ubuntu via USB. Will all downloads/saves be saved to USB?

I'm a web developer of many years. I've grown tired on the Microsoft scene, so I'm moving on to other Operating Systems - Mac OS and Ubuntu/Linux. I have to stay marketable and that's where ...
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24 views

Various Errors When Booting Ubuntu

After booting, the following message appears: Welcome to emergency mode after logging in, type "journalctl -xb" to view system logs, "systemctl reboot" to reboot systemctl default Use "systemctl ...
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can ubuntu 15.04 be installed using a Asus sabertooth Z97 mark 1 mother board?

Today I decided that I would try and install Ubuntu 15.04 along side Windows 8.1 as I have been having troubles with disk and CPU usage being at 90% or higher for no reason at all. I have followed ...
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Grub acting up, and monitor resolution not detected - Ubuntu 14.04 Gnome

I've been having a lot of trouble with this lately and wanted to check if anyone here had a solution. I installed Ubuntu GNOME 14.04 on my secondary drive, but now when I boot up I get into the GRUB ...