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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Is there a way to get Ubuntu to boot to single when there is a disk missing?

Is there a way to get Ubuntu to boot to single when there is a disk missing? For example, if I have a mount set up in /etc/fstab to mount /dev/xvdb on /stuff, and /dev/xvdb is missing at boot, I see ...
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1answer
16 views

Unable to go back to Windows 8.1 after installing Ubuntu for dual boot

I own a Lenovo G500s touch laptop that originally came with Windows 8.1 I followed an online tutorial on how to dual boot Windows 8.1 and Ubuntu. As of now, Ubuntu 14.04 loads up just fine after ...
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3 views

HEP latex package in 14.04

I want to write some particle name in latex. The standard notation for the particle does not working in my tex studio. How I add the HEP package???
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0answers
16 views

along side option is not showing while installing Ubuntu

I have windows 7 and want to install ubuntu 14.04 alongside it but alongside option is not showing. In windows 7 I have 3 Basic partition including "system Reserved" partition. I have also did a Disk ...
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0answers
16 views

Separate booting Ubuntu and Windows

I'm a Linux newb. I have one hard drive with Windows 7 and another blank hard drive. I had installed Linux on the second hard drive with the Windows 7 HDD detached. My Linux drive booted fine while ...
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0answers
7 views

Broke Gnome Shell while trying to add a substitute themes folder— now computer boots to a black screen,

I'm not really thinking in whole sentences right now, so I'll just break this problem down by sections. Let's avoid laughing at my stupid error and focus on fixing the problem too. And it WAS a stupid ...
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0answers
19 views

Xubuntu (14.10) installation on asus x205ta - problem after installation

I just got an Asus x205ta a couple of weeks ago, and I currently encounter some problems with the installation of Xubuntu (via a live USB). After succeeding in getting the grub menu with the Xubuntu ...
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0answers
2 views

How to safely go from dual boot Ubuntu/Win8 to single boot Win8? [duplicate]

So I had a Win8 laptop which I turned into a dual boot Win8/Ubuntu creature. Now I want to go back to solo Win8 and I want to make sure I don't screw up the boot manager things. Currently it uses GRUB ...
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0answers
18 views

Cannot Boot to Windows After Booting from Ubuntu USB [duplicate]

I am in dire need of assistance. I can no longer boot to my Windows OS. I installed an Ubuntu ISO onto a USB drive to perform an installation of Ubuntu onto an external HDD. The installation to the ...
0
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1answer
18 views

Help interpreting fdisk after boot problems

I duelboot Windows 8.1 and Ubuntu on my laptop (unfortunately I can't remember which version of ubuntu I have). I today tried to boot it up and received the message "error: no such partition" when ...
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2answers
45 views

Force primary HDD to be as secondary?

Here is my problem. I have 2 SATA hard drives in my ASUS K95VJ laptop. A regular HDD for storage and a SSD for OS. I physically removed the regular disk to force Ubuntu 14.04 to be installed on the ...
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3answers
20 views

Grub2 rescue with Win7 & Ubuntu [duplicate]

I installed the Ubuntu 14.04 and a Windows 7 in the same HD. And everything was working, but I created another partition in Windows to store data. And now I can't boot. error unknown filesystem grub ...
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0answers
12 views

isolinux.bin missing/corrupted on hard drive

I have a Ubuntu desktop that's been running fine up until this morning...but when I tried to boot, I got an error message about isolinux.bin not working. I'm able to boot off Live DVD, so I hoped ...
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0answers
11 views

Server No Longer Boots [duplicate]

Sorry about my lack of knowledge but this is my first experience with Linux We have a Linux server on our network (a Hyper-V VM) we had an issue with the RAID controller on the host that went ...
3
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0answers
29 views

Unable to install Ubuntu 14 LTS (64bit) on Lenovo Ideapad S205

My Lenovo Idepad S205 seems to be in a worse situation than in the question here Unable to upgrade or fresh install Lubuntu 14.10 (32bit) on Lenovo Ideapad S205 Unfortunately the answer given there ...
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0answers
25 views

Full Disk Encryption on Mac PC with EFI dual boot

Recently I installed Ubuntu Server 14.04 LTS on my Mac Mini late 2011 using following article "Ubuntu plus mac pure efi boot" instructions. Now, I want to do dual boot in my Macbook Pro where I ...
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0answers
18 views

Ubuntu 14.10. CD ejects after clicking install Ubuntu alongside Windows

I don't have access to the BIOS because my laptop monitor is broken. I put the ISO on the DVD and verified the MD5 was correct. I am trying to set up a dual boot of Windows and Ubuntu. HP ...
0
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1answer
21 views

Need to start Firefox on second display

I am currently running Ubuntu 14.04. I have a couple of issues I need resolved. Currently, I have Firefox in the startup folder. I am running a computer to a large TV screen that has a very high ...
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2answers
20 views

Cant reinstall Windows [on hold]

The other day I decided to try ubuntu 14.10, i installed it fully, over windows (was missing boot.ini and wouldnt boot, so I had to install something anyway), but now I want to switch back to windows. ...
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0answers
6 views

Ubuntu freezes after “Saned disabled; edit /etc/default/saned” during boot

After I have installed Panteon DE and rebooted, my OS does not continiues the boot process after showing following: Saned disabled; edit /etc/default/saned It just displays bootsplash ad ...
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0answers
10 views

Unsuccessful boot up

I've only been able to run Ubuntu in Recovery Mode successfully one time. I've never been able to boot up successfully once (in normal mode). I've updated my graphics driver while I was in recovery ...
0
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1answer
17 views

Can't boot Ubuntu on Asus 1225B [on hold]

I installed Ubuntu 13.04 and at the end of installation it asked to restart. I restarted but it didn't shut down. All it's done - asked to terminate processes(OK) and nothing else. I shut it down ...
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0answers
13 views

Black screen when testing

I wanted to use Ubuntu on my pc since I saw some other people using it, I burned it on a DVD+R DL disk (8.5 GB dual layer) And tested it both on single-and dual layer. I did get the ubuntu screen to ...
3
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3answers
432 views

I need to restart from the root command line [duplicate]

I need help restarting/shutting down from the root command line, any commands I could use? I don't like hard resetting
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0answers
26 views

Troubleshooting Dual Boot: No results from boot-repair

sorry to post another one of these, but I cannot for the life of me get this dual boot to work. I am using a Sony VAIO S, which has Insyde H20. I have no issue booting from a disc or usb, but I cannot ...
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1answer
27 views

How to boot to Ubuntu ISO image on drive?

I can't boot to the Ubuntu 14.10 ISO I have on my drive (running Ubuntu 14.04 as my main OS btw). I added these lines to the bottom of /etc/grub.d/40_custom: menuentry 'ubuntu-iso' { set ...
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0answers
7 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 warning messages are also printed and the computer stops booting. I have to hard reset and ...
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0answers
13 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 ...
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0answers
20 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 ...
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0answers
21 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
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1answer
28 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 ...
0
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1answer
27 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 ...
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0answers
6 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 ...
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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. ...
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0answers
15 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 ...
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0answers
12 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 ...
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0answers
44 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 ...
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1answer
75 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 ...
0
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1answer
61 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 ...
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0answers
20 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 ...
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0answers
33 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 ...
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0answers
21 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 ...
0
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1answer
38 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 ...
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0answers
9 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?
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0answers
12 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) ...
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0answers
17 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
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1answer
13 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 ...
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4answers
78 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 ...
3
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1answer
33 views

How do I install Linux on a Mac Mini without Intel

community. Lately I've been installing Ubuntu on my families computers, and have succeeded with the Windows Pc's. But I also wanted to install it on a Mac Mini. The problem is I have a PowerPc core ...
2
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1answer
13 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 ...