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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Killed IBM T42 trying to boot from usb

Downloaded Ubuntu desktop iso, (http://www.ubuntu.com/download/desktop/thank-you?country=US&version=14.04.1&architecture=i386), to my desktop & installed to a 4g sd card using a usb2 card ...
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2answers
6k views

Getting “boot error” when trying to boot from USB

I'm wanting to try out Ubuntu, so followed the instructions for how to install Ubuntu onto a USB. I downloaded the .iso file, then the pendrivelinux 3 part process to make the USB bootable. I can ...
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0answers
8 views

NFS share not mounted from fstab after upgrade to 14.10

My fstab is okay, and was working fine before the upgrade. I can mount the share in the terminal without issues. I suspect that either the network is not all the way up, or my system hasn't loaded ...
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0answers
11 views

Ubuntu not showing as boot option in BIOS

I'm having loads of problems using Ubuntu 14.04 64-bit in a machine with Win8 preinstalled. I have tried installing it 3 different times, using different configurations. The one i'm with now has a ...
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5answers
4k views

Unable to locate package linux

Started boot-repair on live-usb, removed grub, and then was instructed to write in terminal sudo chroot "/mnt/boot-sav/sda5" apt-get install -y --force-yes grub-pc linux but I get: Reading package ...
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2answers
8k views

Boot into Ubuntu from Android Tablet with Live USB Drive

I have an Android ASUS Slider tablet. I have successfully installed UBUNTU to an 8GB thumb drive. I would like to boot into the thumb drive the same way I do with a windows system except I would like ...
1
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1answer
85 views

Windows Boot Loader not letting GRUB be default Loader

I have a HP Laptop which I dual booted with Windows 8 and Linux Ubuntu. After the installation,Windows started automatically without any GRUB menu. However if I pressed F9 at the start I got "Boot ...
2
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3answers
2k views

efi boot sequence

It seems I somehow kicked out my 'diskdrive boot-option' for my blueray-diskdrive. I tried to fix it with 'efibootmgr' but I'm not getting anywhere. I think I just don't understand how to use this ...
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1answer
1k views

Having Trouble adding UEFI entry using efibootmgr

I am trying to rename the boot label of ubuntu. In order to rename the label, I have to delete the entry and create it again. However efibootmgr seem to not recognize the correct partition. Here is ...
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0answers
12 views

Cannot access desktop after downloading 14.04 upgrade

I recently downloaded 14.04 on my System 76 computer to upgrade from 12.04 and now when I boot up my computer, it defaults to the "GNU GRUB V 1.99-Ubuntu3.1" screen with the option to boot up with ...
3
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1answer
3k views

How do I target a specific driver for libata kernel parameter modding?

I'm running a 22-disk setup, 19 of those in a ZFS array, 15 of those backed by three port multipliers attached to SATA controllers driven by the sata_sil24 module. When running full speed (SATA2, 3 ...
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0answers
10 views

Kubuntu 12.04.4 usb installation fails

When I insert and boot my usb stick with Kubuntu 12.04.4 on it, it shows me the screen "try kubuntu"/"install kubuntu". Then I click on the first one, the graphic goes away and sends me on a ...
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1answer
20 views

Problems restoring grub

I have used fsarchiver to move the content of my old hard drive on a new bigger SSD. Basically, one partition with Ubuntu 12.04. Everything went fine. But now I can not boot. I used GPT and I also ...
1
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0answers
7 views

boot issue after cy with dd command (error : file '/boot/grub/i386-pc/normal.mod' not found)

I'm running Ubuntu through a 16GB USB having one partition for the OS and one dedicated for swap and all is working well. I wanted to make a copy of this usb key to a 32Gb key to increase the ...
4
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1answer
301 views

How to switch remotly from Ubuntu and Windows 7 and viceversa?

i'm looking around, if anyone have a suggestion on how to switch from Ubuntu and windows 7 (and viceversa) while working remotely. Actually, i'm using the windows loader (BCD) on MBR, and i have 2 ...
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2answers
43 views

Ubuntu 12.04 - after update it boots in command line only (no windows manager)

I have Ubuntu 12.04, which has been working great for me since I installed it a year ago. Yesterday I ran the updates that update manager recommended. (Last time I ran updates before was about a week ...
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1answer
127 views

How To Run A Shell Script Again And Again Having X Interval Of Time In Root? [duplicate]

I have a shell script in my Ubuntu Server 14.04 LTS at ./ShellScript.sh. I setup /etc/rc.local to run the shell script after boot but before login using below code. To run run it boot write this ...
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1answer
16 views

How to set USB flash drive as first boot device in dell inspiron 15

i m trying to install ubuntu on Dell Inspiron 15 using USB flash drive using USSB installer. But in booting sequence there are only two boot options. Legacy boot and UEFI boot mode. Can anyone tell me ...
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0answers
20 views

Ubuntu 14.04 boot stuck on *Checking battery state… [OK]

On startup after the purple screen the boot sequence gets stuck on *Checking battery state... [OK], I am stumped, any ideas?
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0answers
22 views

How do I get to the maintenace shell?

I'm asking this because initially, my problem was this (power failure during installation), so I typed the following instructions in the maintenance shell: sudo mount -o remount,rw / sudo dpkg ...
0
votes
1answer
18 views

Running an old version of some software

I don't want to mingle in any backstory, but all that needs to be known is that I have a computer with Ubuntu on it and I am trying to install Windows 8 from an ISO. I am using the guide that can be ...
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0answers
37 views

After installation Ubuntu 14.04 does not start

I installed Ubuntu 14 successfully, but at the end of the process when the system restart the following message appears and the system does not respond: Wait-for-state stop/waiting Stooping rsync ...
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0answers
28 views

I installed Ubuntu 14.04.1, after installation the computer boots back to installion page

I have installed Ubuntu 14.04.1 on my Toshiba. The installion was successful and was required to be restarted. After the restart I am brought back to the GNU installation page. The only option I have ...
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2answers
4k views

Ubuntu live cd : black screen and blinking cursor

I try to install ubuntu 12.04 on my computer. I can get to the purple screen on the live cd but then, if I choose "Installing Ubuntu", I have a black screen with a cursor blinking (and nothing else ...
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3answers
11k views

How to create DOS Boot USB flash drive with (X)Ubuntu

I'm trying to boot Xubuntu from USB Flash Drive on my old laptop Fujitsu-Siemens but it shows "Missing Operating system. Operating System not found". Although the Flash Drive works on my current ...
1
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1answer
16 views

Problem after using LuksRemovekey?

I have an encrypted partition on /dev/sda5, yesterday I use cryptsetup to remove the encryption using cryptsetup luksRemovekey /dev/sda5, but when I restart I have to provide a passphrase for ...
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0answers
24 views

Can I create Bootable ISO from Copy of Disk?

According to this question, I can create bootable iso file because Disk (media source) is bootable but consider If I have not Bootable disk of OS (ex: Ubuntu 14.04) but only copy of that Disk in my ...
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2answers
33 views

Can't Reboot into Windows 8.1 from Ubuntu

I am newb in Ubuntu. Currently I am using an Acer V11 laptop with a pre-intalled Windows 8.1. I follow some guideline ...
0
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1answer
55 views

Ubuntu 14.04.1 will not load - stops in tty1

I was following some "guides" on how to clean my system and have cleaned it so well that it doesn't work anymore. Example: in synaptic, I completely removed all packages in "Not installed: residual ...
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2answers
2k views

ATI Radeon HD7000 Series (Laptop) - Switch Mode Between ATI & Intel Integrated GPU. Stuck on Boot Screen On Intel GPU Selection Mode

Laptop Specs: HP Pavilion G6-2020SE GPUs 1) ATI HD7000 Series 2) Intel Integrated OS Installed: x) Ubuntu 12.04 (64 bit) i) ATI Graphics Card Drivers Installed From AMD website. Note: Graphics Card ...
0
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2answers
27 views

Ubuntu not present after install?

I recently got a new laptop (TOSHIBA Satellite C50-B-14D) and just installed a new HDD for it and intended to install Ubuntu 14.04.1 on it. I must have done this about 5 times now, but after inserting ...
0
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1answer
164 views

Creating an install drive - can not open output file autorun.inf

I am trying to make an install/boot drive for a computer that has no operating system and no optical drive. I used the ISO from Ubuntu.com and the burner from pendrivelinux.com. When the program ...
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0answers
19 views

Endless text loop while booting Ubuntu

I installed Ubuntu today (using WUBI) and when booting, after GRUB screen there is text showing up rapidly. The text is looped. On the left side, it says Starting (and in line below it says Stopping), ...
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0answers
19 views

kickstart installation problem while booting the system

I want to install the ubuntu 12.04 desktop I have prepared the kick-start file and I kept at /var/www/ks.cfg #Generated by Kickstart Configurator #platform=x86 #System language lang en_US #Language ...
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0answers
45 views

Ubuntu 14.04/Windows 8.1 dual boot fails after distribution upgrade - no GRUB menu! [duplicate]

I have been successfully using both Ubuntu 14.04 and Windows 8.1 on my Toshiba Satellite Pro C50 since May 2014. After performing a "Distribution Upgrade" via the update manager GUI this morning the ...
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0answers
23 views

Regarding boot repair

I've repaired grub using boot repair disk x64. I've windows 7 and ubuntu 14.04 on laptop both are working properly. I want to reinstall windows copy but it fails to boot from DVD and win 7 iso through ...
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0answers
6 views

Create bootable USB of Ubuntu on Mac for a failed partial ubuntu install

So I have 3 computers at my disposal, and would like to wipe my failed partial ubuntu update on COMP1 (which is also locked out from incorrect logins) (originally 12.04, failed partial of 14.04) and ...
0
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1answer
16 views

Both Feet Shot Off: Can boot neither ubuntu nor windows

I had kubuntu running in separate dual-boot lashup. When I booted, Ubuntu came up as the first option. Preparing to install Mint, I deleted the kubuntu partition and created and formatted a mew Mint ...
0
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1answer
2k views

COMRESET failed and slow boot times

I've been having slow boot up times with a fresh install of 12.04.2 LTS. I see this in my syslog: Jul 2 13:42:56 victor-Lenovo-U310 kernel: [20058.135895] ata1: link is slow to respond, please be ...
1
vote
2answers
572 views

Endless loop when booting from a unbuntu usb disk

I'd like to install ubuntu on a pavilion g6 2255 but unfortunately the computer enters an endless loop during boot. What I observe is 1. the screen is switched off 2. a few seconds later, the screen ...
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votes
0answers
7 views

Mac drive formatting using DBAN error [on hold]

When I use the standard command ENTER I get a message saying trying to setup timer (IRQO) through the 8295A failed... trying to setup timer as virtual wire IRQ ...failed trying to setup timer as ...
1
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0answers
29 views

(SYSLINUX QUESTION) How to launch command prompt once syslinux boots up

I have created a bootable USB drive using SYSLINUX I am booting my x86 system correctly. Once system boots I want to stop at console (command prompt) where I can type linux commands (cd etc) and run ...
0
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2answers
513 views

Ubuntu 14.04 get Windows 8 to show up

http://paste.ubuntu.com/7271888/ So I installed Ubuntu 14.04 on what used to be Ubuntu 12.04. I am dual booting with Windows 8.1. I haven't been able to access Ubuntu 12.04 since Windows 8.1 did some ...
0
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0answers
46 views

Help installing?

I'm having a really big problem with installing Ubuntu on my computer. It seems that when I try to install from BIOS from the CD, nothing happens, and when I say nothing happens it boots up my ...
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0answers
65 views

14.04 Doesnt boot after upgrading from 12.04

I had installed Ubuntu 12.04 with Windows 8.1. It was perfectly working, until I upgraded to 14.04, the process was quite slow, and it doesn't boot anymore. It says, mount: mounting/dev/loop0 ...
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0answers
43 views

Make Win7 Bootable After Ubuntu/Kubuntu Install

I had a Win7 install on a raid array (sda...) and added a second drive (sdf) for installing Linux. Installed Ubuntu initially using a Grub boot loader (no problem, Win7 still bootable), but then ...
0
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0answers
29 views

Mounting Disk by UUID - FIle Or Directory Does Not Exist? [duplicate]

I have a ubuntu server (14.04) with a few issues. It's rackmountable, but running the desktop version of Ubuntu. It has 3 HDD bays and 1 internal SSD running the OS. Only one of the HDD bays is being ...
1
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0answers
15 views

boot XEN under UEFI-only BIOS

Is there a way to get XEN 4.4 booting from UEFI mode BIOS? My AMD64bit laptop does not support direct CSM/legacy boots. A nasty workaround has been to boot from a specially made USB pendrive with ...
0
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0answers
19 views

Just upgraded to Ubuntu 14.04 from 13.03 but system will not boot!

Just upgraded to Ubuntu 14.04 from 13.03 but system will not boot! The screen says: udevadm trigger is not permitted while udev is unconfigured. Gave up waiting for root device. Common Problems: ...
0
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1answer
687 views

Upgraded to 14.04 reboot fail

I upgraded from 13.10 to 14.04, and when I restarted the computer and selected Ubuntu, the black screen said: mount: mounting/dev/loop0 on/root failed: Invalid Argument mount: mounting/dev ...