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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2
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0answers
56 views

Black screen after boot in Ubuntu 15.04 (x86_64), Intel HD5500 (i915 driver) [duplicate]

I know this question has been asked so many times (since 2011 from what I found out), but none of the responses seem to resolve the issue in my laptop, so apologies for the repetition. I tried ...
-1
votes
2answers
27 views

Error of Grub: unknown filesystem, grub rescue [closed]

I have this error on booting... Some background. I have dual boot laptop (windows 7 and older version of Ubuntu Linux 10). I use both the OS (Linux for running some of my tech. software). I have three ...
3
votes
0answers
36 views

Ubuntu 14.04 LTS Dual boot problem with windows 7

I have a problem switching back to my windows 7. I have a dual boot system with ubuntu 14.04 LTS as main and windows 7 the other. I tried running some codes today such as sudo apt-get update sudo ...
0
votes
0answers
17 views

Ubuntu fresh Luks/LVM Install “Operative System not Found”

I have a Dell Inspiron 7720 with two hdd, 1st: 1Tb and 2nd: 300Gb. The first hdd have Windows 8.1 Pro and i'm trying to install Ubuntu 14.04 LTS in the second. I made a fresh and clean install of ...
1
vote
2answers
4k views

What to do to install Ubuntu 12.10 in Virtual PC on windows 7 enterprise?

I had review many answers of how to install UBUNTU in Virtual PC and I tried them all but they all failed. I am not sure what I am doing wrong. I am using windows 7 enterprise. I had created the ...
0
votes
2answers
72 views

Ubuntu 15.04 UEFI installation issue on Dell Vostro 3460

I downloaded the RTM ISO of Ubuntu 15.04 (Vivid Vervet), and I created with the latest version of Rufus the UEFI/GPT installation disk. I tried to begin the installation in the UEFI-mode, but it ...
0
votes
1answer
20 views

boot not working - boot-repair also not working [closed]

http://paste.ubuntu.com/11121884/ I have tried every steps i find by searching google. But nothing helped me out.
1
vote
0answers
10 views

Boot in text mode break X

this is my first question and i hope not be breaking any rules. I was trying to boot at text mode and followed these articles How do I boot into true text mode? Disable automatic unity launching? ...
2
votes
0answers
65 views

Ubuntu installation VS UEFI on Dell XPS 13 9343

I have heard that there are problems with Ubuntu on the Dell XPS 13 9343, however - I cannot even make the boot menu pop-up when booting from an installation pendrive (lastest Ubuntu, lastest ...
0
votes
0answers
17 views

Troubles after installation ubuntu to my usb stick

I've inserted two usb sticks to my pc (with ubuntu installed). One is installation usb stick and second one is usb stick where ubuntu is installed to. After installation I have a few troubles with ...
0
votes
0answers
40 views

Stuck on login screen after upgrade to 14.04

I just upgraded from 13.10 to 14.04. The new system worked perfectly while the computer was still on, but after I shut it off and tried to boot, I started getting some really strange errors. First of ...
0
votes
2answers
4k views

kernel image error while installing Ubuntu 13.10

I downloaded Ubuntu 13.10 to install on my external HDD. I have never worked with a Linux OS before so I'm completely new to this. After I created a bootable USB flash disk with the ISO image on it, ...
1
vote
1answer
41 views

Cannot access Ubuntu menu, not to mention Windows operating sys

I loaded Ubuntu Linux using a CD on to an original laptop's operating sys being Windows 8. I ran the Ubuntu "alongside" Windows, although I noticed when I tried to access the windows 8 option, it ...
1
vote
0answers
25 views

After upgrade to 15.04 system does not boot from encrypted disk

The system was installed with LVM encryption, so it used to ask for a passphrase before booting. Now, the boot process fails with the following: Gave up waiting for root device. Common problems: - ...
0
votes
1answer
22 views

windows ISO file showing a lock sign on it.that is why it is giving problems in making USB stick boot-able

Because of this lock maybe that is why nothing helping me out in making a USB boot-able.I tried everything for making a windows ISO file to burn into a USB to patched,imaged to a USB that can be boot ...
1
vote
1answer
4k views

Start-up error (ALERT! /dev/disk/by-uuid/xxxxxxxxx does not exist. Dropping to a shell! )

I got serius problem with ubuntu 14.04 please help me. When i start my computer its says following errors: — Boot args (cat /proc/cmdline) — Check rootdelay= (did the system wait long enough?) — ...
2
votes
0answers
12 views

Updating Problem: The Black Screen

I just updated from Ubuntu 14.04 to Ubuntu 14.10. When I tried booting up my computer, everything started normal, there was a purple screen, then the screen turned black. I can access the try menus, ...
1
vote
1answer
46 views

Unable to boot after installing new kernel

recently I installed the latest kernel 4.1.0-rc3 in my Ubuntu 14.04 LTS 64-bit.When I did reboot after make install, it is getting stuck after the grub listing the following error mentioning that it ...
1
vote
1answer
5k views

How do I EFI boot Zenbook Prime UX31A from built-in card reader?

How do I EFI boot Zenbook Prime UX31A from built-in card reader? Ubuntu Live 12.10 64bit has been copied onto an a SD card which I'm trying to boot from. When I power on my Zenbook and press ESC for ...
8
votes
1answer
2k views

Ubuntu 12.04 Unity: Black screen with cursor only, when external display is connected before booting laptop

Whenever I connect an external display to the DSub port of my laptop before booting into Ubuntu, something goes wrong in Unity to cause the exact same problem as described here: After logging in, ...
0
votes
0answers
11 views

iso files and folders name change for install of ubuntu [closed]

When trying to boot a USB install of Ubuntu, It won't boot. I need to change the name of isolinux files and folders. what are they?
1
vote
1answer
56 views

Ubuntu freezes during boot

I'm running ubuntu 14.04 on a Acer E17 laptop. From one to another the computer seems to freeze during the boot sequence. It boots to grub without an issue, but when I select Ubuntu it seems to freeze ...
6
votes
2answers
4k views

Macbook Pro Ubuntu install freezes after grub menu

I am trying to install Ubuntu 14.10 (also tried 14.04.1 LTS) on my 2009 Macbook Pro 5,2. I have installed rEFInd, I have made a bootable USB as instructed on the Ubuntu site. I can get to the grub ...
12
votes
7answers
40k views

How to start Virtual box machines automatically when booting?

I have many Virtual box machines in my Ubuntu12.04, each time i shutdown or reboot i have to start them one by one. I wanna a help in writing script for automatically autostart the VBox machines ...
0
votes
2answers
100 views

Booting Ubuntu from USB - don't see where I can choose USB over my hard drive

I am running Windows 7 on my laptop but want to get Ubuntu OS. I put the ISO file on a USB stick and made it 'bootable' or whatever. When I restart my computer and hit F12 to go to the boot menu, ...
0
votes
1answer
67 views

Ubuntu 14.04 stopped booting suddenly

I've had Ubuntu 14(Trusty, then Unicorn) since not long after it came out, and I have enjoyed the system without any real significant problems.....until not much earlier today, that is. It started ...
0
votes
1answer
39 views

LDAP errors before network is up

I'm getting the following kind of errors during the boot process: May 11 12:19:25 vagrant-ubuntu-vivid-64 sh[482]: nss_ldap: could not connect to any LDAP server as (null) - Can't contact LDAP server ...
4
votes
3answers
8k views

Gave up waiting for root device on Ubuntu

I've just installed Ubuntu 12.10 to dual boot with Windows 8, but every time I choose Ubuntu from grub menu, it always get stuck at this error and won't boot: Gave up waiting for root device. Common ...
3
votes
1answer
136 views

Ubuntu 15.04 on USB with UEFI

My desire is to do the following. The computer has W8.1 on the HDD and it is using UEFI I want to install Ubuntu 15.04 on 32GB USB stick in a way that I can install regular updates and it remembers ...
0
votes
1answer
341 views

Restore Boot Partition from running ubuntu

I accidentally wiped the /boot partition of my running Ubuntu 14.04. Is there a way to restore it? My Ubuntu system is encrypted and I am dual booting Windows 7. Thanks in advance!
0
votes
0answers
10 views

Anyone have experience booting the OS from a NAS drive?

I'm currently trying to fix a old laptop of mine but unfortunately I have broke my last memory stick which limits my options on how I am going to fix it (gparted for instance). Right now the laptop ...
1
vote
5answers
111 views

Help with Dual Boot

I have successfully installed Ubuntu on a different partition than my Windows 8. When my machine boots, it loads Ubuntu automatically so I searched and found that I can use boot-repair to fix that. I ...
1
vote
2answers
46 views

Cant boot into Windows 8 through grub2 menu

I installed kubuntu15.04 alongside windows8.1 and it worked perfectly for some days...but it stopped showing grub menu so I installed EasyBCD software and I think I messed up with its settings AND NOW ...
1
vote
1answer
71 views

14.04.2 LTS booting to black tty screen after i was forced to hard restart

I attempted to restart my Lenovo T400, and my laptop just sat there on the desktop, not responding. so after a hard restart, there was this error that there was some sort of error with my "temporary ...
0
votes
2answers
41 views

have windows and ubuntu on same disk

I can't boot Ubuntu. I have tried pressing and holding down ESC after start and the options menu does not pop up. What should I do?
5
votes
2answers
1k views

After new Ubuntu 15.04 installation, startup asks for password even though no disk encryption was set up

I installed a brand new SSD into my laptop and did a fresh install of Ubuntu 15.04, with NO system encryption used (only Home directory encryption). However, it still asks me for a password when ...
1
vote
1answer
22 views

14.04 stalls on boot up, waits for button press

Title says it all. When I boot up, the computer shows the Lenovo logo and says "Press Enter to interrupt normal start up", (which doesn't work, and I also can't figure out how to enter the BIOS)and ...
0
votes
1answer
81 views

Encrypted Ubuntu installation won't boot

I just did a fresh install of 14.04 LTS, choosing the encrypted option. Everything seemed to go fine, and at the end it told me it needed to reboot to complete the installation. When I clicked OK, ...
0
votes
1answer
28 views

“Your PC ran into a problem” and it never restarts

I had the "Your PC ran into a problem" blue screen while I was using Visual Studio in Windows 8.1, and then I am never able to start Windows 8 again. Now after I set Windows as BIOS boot option 1, I ...
2
votes
2answers
3k views

Ubuntu 15.04 doesn't start with nvidia driver

Hello I upgraded from Ubuntu 14.10 to 15.04 and when I use the proprietary Nvidia driver Ubuntu doesn't boot. It shows "Starting 219" on my secondary screen and on my primary screen it shows something ...
4
votes
4answers
4k views

12.04.3 can start only after press “resume” in rescue mode (every boot) - problem with Nvidia driver

I tried to install maybe ten Linux distros on my new PC, and every time I have problems with video driver: black screen or visual artefacts. I was able to install only Ubuntu 12.04.3 x64 LTS, but ...
5
votes
3answers
3k views

VirtualBox boots only in UEFI Interactive shell

I installed Ubuntu 14.10 in VirtualBox with UEFI. But now I have rebootet this OS and now it boots into a UEFI Interactive Shell v2.0. How can I boot normaly into Grub again? I hope you can help me, ...
0
votes
4answers
69 views

How to make a bootable USB pendrive

This is the first time I've ever tried to install a Linux distro in my PC. I have used Linux already, but that was some years ago and it was a really ugly distro made for schools, so I thought that ...
0
votes
1answer
33 views

Ubuntu fails to install grub on dell optiplex 9020

I have a Dell in which there is a first drive running Windows 8.1 With UEFI, this works fine. In order to install Ubuntu 14.04LTS I had to disable secure boot. A second drive is in the machine, a ...
1
vote
0answers
27 views

HP Compaq laptop video problem; with Ubuntu but not with Linux Mint

I have an old laptop: an HP Compaq nc8430. I've spent several weeks installing different operating systems on it, and have come across an odd problem. I can install and boot Linux Mint on it with no ...
17
votes
5answers
215k views

Grub rescue prompt, repair grub [duplicate]

I recently repartitioned my hdd and I have damaged grub on my system. On boot I get the grub rescue prompt and I have to go through the following steps in order to boot normally: set ...
-3
votes
0answers
22 views

How to get Bamboo Pad working on Ubuntu

I got a Bamboo (Wacom) tablet and wanna run the installation CD. I previously and successfully installed it on my CPU that was running with Microsoft 7. Now that it is running with Ubuntu, it is not ...
1
vote
0answers
15 views

error: ELF header smaller than expected

So I had updated ubuntu 12.04 to 14.04 and while computer was rebooting I turned it down and automaticly this showed: error : ELF header smaller than expected . Grub rescue>
0
votes
1answer
214 views

Macbook Pro Retina 2015 (12,1) Ubuntu 15.04 install from live CD to SD Card

I want to do a full install Linux on my MBP 2015 13-inch. I'm using an SD Card because I do not want to touch the SSD. I've used this ...
0
votes
2answers
25 views

Boot ubuntu not recognize pendrive

I have installed on my notebook ubuntu 14:04, as I am new to ubuntu, just damaging the etc folder then decided that it would re-install the system. The problem is that the boot is not starting with ...