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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0answers
9 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 ...
3
votes
1answer
318 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 ...
1
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2answers
65 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 ...
-1
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1answer
144 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 ...
-1
votes
1answer
46 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 ...
0
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0answers
20 views

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

On startup after the purple screen the boot sequence gets stuck on *Checking battery state... [OK], I am stumped, any ideas?
0
votes
1answer
23 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 ...
0
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0answers
46 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 ...
1
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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 ...
3
votes
3answers
12k 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
vote
1answer
18 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 ...
0
votes
0answers
29 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 ...
0
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2answers
43 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
votes
1answer
69 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 ...
0
votes
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
votes
2answers
39 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
votes
1answer
187 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 ...
0
votes
0answers
21 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), ...
-1
votes
0answers
27 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 ...
0
votes
0answers
47 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 ...
-1
votes
0answers
25 views

Regarding boot repair [duplicate]

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 ...
0
votes
0answers
9 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
votes
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
votes
1answer
3k 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
588 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 ...
1
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0answers
35 views

(SYSLINUX QUESTION) How to launch command prompt once syslinux boots up [on hold]

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
votes
2answers
527 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
votes
0answers
51 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 ...
0
votes
0answers
80 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 ...
0
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0answers
45 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
36 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
votes
0answers
23 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
votes
1answer
825 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 ...
1
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2answers
257 views

OS X no longer visible in rEFInd boot after installing Ubuntu

I installed rEFInd to ESP on my Macbook Pro Retina running Mavericks (with FileVault on). Here is my partition info: /dev/disk0 #: TYPE NAME SIZE ...
0
votes
2answers
43 views

Booting an installed Ubuntu in an USB from Windows 8.1

So I have bought an Asus Transformer Pad T100 and it contains Windows 8.1. It also has a Micro SD card slot that contains a 16GB Micro SD card. So I have installed Ubuntu on the card and now is it ...
0
votes
1answer
21 views

Failed ubuntu-windows8 dual boot: Is uninstalling ubuntu the answer?

I have an Acer Aspire E1-472G with windows 8.1 So after installing ubuntu, something went wrong and I could not boot into windows8.1 and I cannot access my files in any drive except for my ubuntu ...
0
votes
0answers
39 views

ubuntu 14.04LTS live dvd halfway laptop hanging

i try to boot Ubuntu 14.04 LTS 32-bit live DVD BIOS shows up, booting ubuntu starts Then teher is a white screen and no user interaction possible (for example Ctrl+Alt+Del, no reaction). The cursor ...
0
votes
0answers
11 views

How to: Persistent Ubuntu over tftp

i am currently booting my ubuntu successfully over tftp. I can also save the current state due to a casper filesystem on my USB-Stick. But i want to make my live cd persistent over tftp. I have added ...
0
votes
1answer
22 views

Help with recoverinig windows Boot manager with kernel-less grub?

I installed a dual boot Ubuntu with windows 8 a while ago on my sisters computer, but I didn't need Ubuntu anymore. So I followed instructions on how to remove Ubuntu, grub, and restore windows boot ...
0
votes
0answers
20 views

wrong kernel running after install

I have installed Ubuntu 14.04 from unetbootin. When it reboots after the install, uname -r says: 3.5.0-17-generic ..this means that no modules have loaded for the kernel that is actually installed ...
1
vote
2answers
1k views

Usb boot device totally unable to be formatted

I'm really upset by now, I've been trying 2hours straight to format a stupid usb drive (I'm new to ubuntu and I dont know if I will last long at this rate) Basically this was the lubuntu boot usb key ...
0
votes
0answers
60 views

How to install on Lenovo IdeaPad Flex 15D

i would like to know how to instsll install Ubuntu 14.04 on my Lenovo IdeaPad Flex 15 D that have Windows 8 based on UEFI firmwares and have hidden partitions for recovery, so i saw a lot of YouTube ...
0
votes
0answers
11 views

How do I remove Ubuntu completely and install Windows 7? [duplicate]

I have installed Ubuntu 14.04 LTS on my Computer. I completely deleted my Windows 7 (which I had previously installed). Now I have changed my mind and I wish to install Windows 7 again and I am having ...
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votes
1answer
64 views

Stuck at unresponsive ubuntu logo screen after upgrading to 14.04

When i upgraded to 14.04 and restarted the computer to finish the upgrade, ubuntu started to freez at the ubuntu logo with 5 orange dots screen. it didn't respond to Esc or alt+F1 or F2. However it ...
0
votes
0answers
24 views

Asks to mount partition on boot

So, when I'm booting in to my fresh installed ubuntu on booting window strange question occurs, system asks me whether I want to mount /dos partition, even though that partition was reformatted to ...
0
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0answers
25 views

How to install BOOT REPAIR in ubuntu 12.04LTS without CD

Please tell me how to install Boot Repair without any CD and Terminal Command.Please provide simple way to install it and tell me after installing boot repair where it is located and how to use it. I ...
1
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0answers
10 views

Restore factory setting option in boot menu not working

When I switch on my laptop,after few seconds boot menu comes where restore to factory setting option is available but when I click enter to that then nothing happens.I am using Ubuntu 12.04LTS and ...
0
votes
0answers
16 views

How to fix black screen after update? [duplicate]

Today I started up my Ubuntu 14.04 computer and everything worked normally. I saw that I had an update for Ubuntu Base and decided to go ahead and do it. After downloading/installing completed, I ...
0
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0answers
37 views

Ubuntu 14.04 15 minutes boot time

My computer is extremely slow booting up (about 15 minutes). When i press the power button the monitor will display a black screen with purple border for 15 minutes , then it boot up like normal ...