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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0
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2answers
5k views

No operating system found with liveUSB

I want to install Ubuntu 13.10 for my studies on my Asus F75V with Windows 8 preinstalled. After many tries, I finally manage to boot on my liveUSB but... the only message I got is "No operating ...
0
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0answers
2 views

boot-failure - usb 3-4 descriptor 0 malformed err -61

While booting 14.04, I often get this error: usb 3-4 descriptor 0 malformed err -61 sometimes some more warnings messages is also printed and the computer stop booting. I have to hard reset and ...
1
vote
2answers
95 views

Windows 8.1 not booting after Ubuntu 14.04 Installation

I'm an absolute Linux newbie, I've never used it before. I've just installed Ubuntu 14.04 on the same hard drive with Windows 8.1. When I choose a Windows 8 Loader in the Grub Loader screen, nothing ...
-1
votes
0answers
8 views

Add startx and a GUI application at boot

I have a GUI application and Ubuntu 14.04 server with x11 server installed. I want to start GUI application if server is rebooted, the application is non interactive. What i currently do is run ...
0
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0answers
5 views

Blank screen during boot with open radeon drivers

Right after the grub boot screen I get a blank screen and my monitor goes to standby with "No signal". But after some time the graphical login screen sddm will appear and I can log in and use KDE just ...
0
votes
1answer
20 views

Lenovo g500s dual boot

so here goes another dual boot thread. Before anybody screams at me, I've scoured the internet looking for threads, because Lenovo apparently decides to over complicate things. So here we go: Lenovo ...
1
vote
0answers
13 views

Hard disk fails sometimes

I'm using Ubuntu kernel 3.13.0-48. Sometimes the system fails to boot. Sometimes it hangs at the boot process just before the welcome login, and sometime grub fails to load the kernel and show error ...
0
votes
1answer
37 views

Why does my wireless driver not loading on boot?

All before having any manually installed drivers, my wireless card was not working properly and I decided to download and install Broadcom BCM43225 drivers. It was a hard process for such a newbie ...
0
votes
1answer
20 views

create bootable ubuntu 14.04 USB using only live CD

My hard drive has malfunctioned, I'm using the internet from the Live CD. But i want to watch videos and stuff and also download data. But for that I have to install flash, codecs and stuff. I have ...
1
vote
0answers
24 views

Can't generate grub.cfg

Software Up To Date installed a new kernel for me yesterday ( Ubuntu 12.04, kernel 3.13.0-48-generic) After rebooting I ran grub customizer and got an error. Same from update-grub: Generating ...
0
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0answers
4 views

bad or missing cryptswap

I have two drives, one is an SSD, the other is a HHD. I was running 10.x(or later after some DL updates) on both and had put a full disk encryption on both. When I encountered some issues with my ...
-1
votes
0answers
9 views

problem while login to my account due to compiz? [duplicate]

after making some of the modifications by using "CompizConfig Settings Manager" . Then rebooting in Ubuntu 14.04 , I entered password but i am not able to access my account. It displays nothing. ...
1
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0answers
8 views

New SSD in optical Bay, Cant get boot order to select it first

(fairly new to Ubuntu) Running 14.04 on a Mac (a1278 Mac 5.1), no dual boot just Ubuntu. Just installed a new SSD in place of my optical drive. It was recognized, and I used "dd" to copy my ...
1
vote
0answers
29 views

Triple boot problem

I have a Dell Inspiron N5010 laptop. Recently I decided to replace its hard drive with a faster and larger one. On the old drive there were only OEM (1), Recovery (2) and Windows (3) partitions. I ...
3
votes
2answers
2k views

Boot off USB key without bios support

I installed Ubuntu onto a USB key using pendrivelinux.com. I need to boot off the pen drive now but the bios doesn't support this. I can still boot into Linux without X support ( broken X is one of ...
-1
votes
1answer
33 views

I had Ubuntu 14.04 and tried to update to 14.10 and I get a black screen with blinking cursor

I went to update my Ubuntu version from 14.04 to 14.10 . I got a black screen with a blinking cursor at the top left corner, while updating my computer turned off, every time i boot Ubuntu i get the ...
4
votes
4answers
10k views

Ubuntu under VirtualBox in Windows 7 - how to set bigger screen resolution?

I have a Windows 7 with VirtualBox. I did install a fresh downloaded Ubuntu 14.04 (64bit). I did install the guest additions. I wanted to set the screen resolution to a higher value than 640x480. I ...
0
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0answers
10 views

How do I get a log of the start up error messages?

After encountering several "file is not writeable" errors out of the blue and rebooting, the system doesn't seem to be able to see the linux partition and it scrolls over the original error messages ...
0
votes
1answer
21 views

Ubuntu 14.10 install boots on my pc, but not any others

So recently I decided I'd start learning Linux, having 10+ years experience with Windows and feeling quite competent with that OS. I got a 500gb external HDD, formatted it etc with Rufus and created a ...
2
votes
2answers
7k views

Grub rescue problem after deleting Ubuntu partition!

After I deleted Ubuntu partition, I rebooted my computer and got grub rescue problem. What I have tried so far is finding the right partition of ubuntu from grub rescue command by ls command. It ...
0
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0answers
23 views

Ubuntu does not boot successfully with btrfs root partition errors

I have a setup on my laptop in which there are three partitions relevant to Ubuntu: a ext4 /boot partition, a btrfs root partition on LUKS and a swap partition on LUKS. Sometimes, after an unclean ...
1
vote
2answers
3k views

Ubuntu 14.04 boot error

Ubuntu runs smoothly on my system but after updating it created a critical problem. When I start my computer its says following errors: — Boot args (cat /proc/cmdline) — Check rootdelay= (did ...
0
votes
1answer
26 views

Boot repair disk shows nothing under “Grub location”

I am running a dual boot with Ubuntu 14.04 and Windows 8. The upgrade to Windows 8.1 broke my Ubuntu boot, and boot repair disk failed to fix this. After receiving some comments to my previous ...
0
votes
0answers
31 views

i was trying to install ubuntu on virtual box in windows 8.1 and got an error

Failed to open the optical disk file D:\programm setups\ubuntu-14.04.2-desktop-amd64.iso. Could not get the storage format of the medium 'D:\programm setups\ubuntu-14.04.2-desktop-amd64.iso' ...
0
votes
1answer
48 views

Can I get LiveCD/USB platform adaptability on a normal install?

So I know I can make a persistent LiveUSB whereby there would be anywhere up to 4GB (I think that's the max) of persistent storage for downloads, etc. I am asking the opposite, in a sense. I'd like ...
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0answers
16 views

Custom pc build was working fine and now starting without beep sound and no video out

I build this computer last year and I move to another house. After that my PC have some problems. At first I got the memOK light on and I change the RAMs with 2 new ones. Now the memOK light is off ...
0
votes
1answer
3k views

Asking for cache data failed | Assuming drive cache : write through. Ubuntu 12.04 LTS GUI doesnot appear

I recently installed Ubuntu 12.04 on my hard drive partition of 10 gb. I was uninstalling some software and after that this messages started coming up on a black full screen. Asking for cache data ...
1
vote
3answers
52 views

Accessing the grub2? Common methods already tried

So I'm trying to access the grub2 menu (or any boot menu for that matter) and I have tried most things I have found online. I am running the latest version of ubuntu and it is the only OS so it ...
0
votes
0answers
34 views

the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present error on startup

On start-up I get the error: The disk drive for /dev/mapper/cryptswap1 is not ready yet or not present but then Ubuntu starts normally. I recently installed Ubuntu 14.04 in dual boot with Windows ...
0
votes
0answers
20 views

booting problem after re-allocating SATA connectors on mobo

This is an old box (spare) which has not been run for sometimes. Because of the problem of a defective SATA connector on the motherboard I just re-allocated the HDs connection on SATA connectors (5 ...
0
votes
0answers
13 views

Ubuntu Boot Failed. Boot-Repair Disk not able to repair anything. What are my options?

My system system fails to boot. Below is a list of actions and consequences. My system is a single boot Ubuntu 14.04. I installed Tasksel Using tasksel I installed LAMP Server, PostGreSql, Tomcat7 ...
1
vote
4answers
71 views

Dual boot Ubuntu and Windows 8.1 SSD and HDD

I have searched every where but found nothing, probably because my case is an exception. I have Windows 8.1 installed on my 1TB HDD, I have a 120GB SSD, and I have installed Ubuntu on it with 2 ...
0
votes
1answer
2k views

Why can't I boot into Ubuntu installed alongside Windows 8?

Once I reboot it after the installation, it brings me to a screen to choose Windows 8 or Ubuntu. When I click Ubuntu it brings me to a screen with this options: Reinstall windows Change the language ...
0
votes
1answer
35 views

The Great Boot Partition Debacle [on hold]

I've been trying for about a month to solve this "boot partition full" issue and have some observations: When I look for solutions on ask ubuntu, the answers are usually quite straightforward. When I ...
0
votes
3answers
847 views

I cannot access the BIOS after installing Ubuntu on Sony vaio e11 with Windows 8

I have a Sony vaio e11 series laptop with windows 8. I went to install Ubuntu from a bootable USB after wiping windows 8. I went to restart the laptop and I get a message saying error: unknown ...
0
votes
0answers
8 views

IRQ9 blocked at Bootup

Why does the message come up saying it is blocking IRQ9 at boot up. It does not seem to alter the performance. Can you help?
1
vote
1answer
63 views

Will the boot-degraded flag remain after upgrading to 14.04?

I am currently running Ubuntu 12.04 and have a RAID setup with the boot-degraded option. If I upgrade to 14.04 will the boot-degraded option remain? I manage this server remotely and would hate to ...
0
votes
3answers
148 views

PC does not boot into Windows, but Ubuntu still works well; how to recover?

I installed 7 operating systems in my PC. All worked very well. (Ubuntu 11, Ubuntu 14, EduBoss, Redhat6, Nodezero, Windows 8, Win 7). I frequently used Windows 8 and Ubuntu 14 last 6-7 months, I enjoy ...
0
votes
1answer
5k views

how can I fix error: hd0 out of disk?

I am running Ubuntu 12.04 on a netbook - Acer AS 1410. After a download session, I restarted the computer and it said: error: hd0 out of disk. Press any key to continue... I pressed ...
0
votes
1answer
51 views

Trying to make a Windows 7 USB with UNetBootin, getting error “Failed to load COM32 file menu.c32”

Pretty much what it says on the tin. I looked around a bit, someone told me to press "Tab" to see a list of options, this is what it yielded. Verifying DMI Pool Data .................... Failed to ...
0
votes
0answers
9 views

UEFI boot hangs at grub with 82599ES 10-Gigabit SFI/SFP+ network adapter

I am using MAAS to commission and install machines. When I attempt to commission a machine with a "82599ES 10-Gigabit SFI/SFP+" network adapter the following happens: 1) TFTP Request — bootx64.efi 2) ...
0
votes
2answers
152 views

“Kernal panic - not syncing: Timeout synchronizing machine check over CPUs” Every time I boot from a live USB

I have been stuck on this for months but I built a new pc and every time I try and run linux off a live usb I get this after picking try ubuntu in the grub menu Sorry for cutting some of the ends ...
0
votes
0answers
15 views

Boot Ubuntu From VHD

I want to be able to use Ubuntu in a virtual machine from a VHD, and sometimes I want to boot on that VHD. It's easier for me to code in a virtual machine and boot on a VHD when I need full power for ...
0
votes
1answer
2k views

Booting ubuntu from USB “no possible bios file found”

So that's my problem, I downloaded ubuntu 13.04 32bit and I put it in a 4gb USB stick following the steps in ubuntu's webpage. Then when I restart the computer I press F12 and chose the USB stick, ...
4
votes
2answers
4k views

No GRUB Screen or recovery mode on Boot after 12.04 Upgrade

I tried the live boot CD and boot-repair, also loaded the Desktop install CD, and it looks like all partitions check out OK. However, when I try to boot Linux (the only bootable partition on the ...
13
votes
1answer
31k views

32-Bit UEFI Boot Support

I recently purchased a Dell Venue 8 Pro. I have read online about what it needs in order to boot into Ubuntu or any other Linux distro. From what I have gathered, what really needs to happen is ...
0
votes
2answers
2k views

Installing Ubuntu 14.04 onto external HDD

I'm having problems with installing Ubuntu 14.04 onto my Verbatim 1TB external drive. I tried all kinds of tutorials, partitioning but nothing seems to work. I did put the bootloader on sdc (hard ...
0
votes
1answer
12 views

14.04 LTS only boots through recovery

A regular boot through GRUB (non-recovery) stops around 75 seconds into the dmesg log. dmesg isn't saved during this process (I see older dmesg logs as .gz in /var/log but not the ones from the ...
2
votes
1answer
12 views

Need help with reinstalling grub

so I installed windows 7 after installing ubuntu, and as you may already know I can't log back into ubuntu. I tried running boot-repair but it seems to be stuck on purging the kernels (I left it for ...
0
votes
2answers
3k views

How can I install Ubuntu on my MacBook Pro without EFI interference?

I have a late 2011 macbook pro, that I bought in early 2012. Is it possible to cleanly install ubuntu without the irritating EFI mac 'shell' surrounding the install, making the mac boot sound and ...