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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1answer
5k views

Ubuntu 12.04 & Mac Os X - GRUB Rescue prompt SET commands made permanent?

I recently re-installed my Mac OS X partition. This somehow messed up my entire partition scheme it seems. First I got dropped to the Grub rescue> prompt when trying to boot Ubuntu. I had never ...
0
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0answers
19 views

Windows 7 won't install on blank hdd after i had Ubuntu on [on hold]

I had ubuntu 14.04 installed, and i guess it formatted my whole hdd, as now, i can't boot windows from any cd/usb. Deleted the partitions, restored the mbr , uninstalled ubuntu but, still, no cd/usb ...
0
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0answers
6 views

Popup during boot up initializations: “VBoxClient: the VirtualBox kernel service is not running. Exiting”

Neither is my OS virtualized inside VirtualBox nor do I have any VirtualBox packages installed (at least no packages matching "virtual" or "vbox"). Still, on every boot up (in the end of the phase ...
1
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1answer
35 views

Ubuntu MATE 15.04 very long boot

I just installed ubuntu mate 15.04 on my hp notebook and it takes very long time to boot (like 5 minutes). After that everything runs great. How can I check what is the problem that causes this? I ...
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0answers
12 views

Installed Debian onto some external Partitions, now my internal HDD GRUB is outside of my scope of knowledge to repair

So being the clever guy that I think I am, I installed kali linux onto an external hard drive, I made some partitions on it etc, and proceeded to boot from it. I unfortunately neglected to remove my ...
2
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3answers
594 views

Windows 10 upgrade kills grub and boot-repair doesn't help

I've just upgraded to Windows 10 from Windows 8.1 on my partitioned laptop that has Ubuntu 14.04 installed. Grub no longer appeared on boot so I ran boot-repair from an Ubuntu liveUSB. This didn't ...
0
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3answers
34 views

Unable to create bootable drive?

So im not sure if im doing something wrong or if this has to be done in linux itself, but ive been trying for hours with windows to make a bootable usb drive so i can install my other linux OS for my ...
0
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0answers
7 views

booting problem with HP probook 4540s

After successful installation of Ubuntu 14.04 I cannot boot from hard drive. Instead I get the message "No operating system installed", unless I manually start a boot from cd. when I do boot from the ...
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0answers
8 views

Installing Ubuntu on pd not working now!sad :(

Earlier i installed ubuntu 14.04 on my pen drive but something went wrong and i had to format it and reinstall but now when i did,although the whole installation process gets completed but when i try ...
0
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1answer
90 views

GRUB installation for make USB bootable

Through following a tutorial to make a bootable Windows USB from Ubuntu 14.10 using PC that use BIOS, I opened terminal and run sudo grub-install --target=i386-pc ...
0
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0answers
8 views

Is there a boot option to modify key repeat behavior?

Is it possible to specify a boot parameter to either modify the delay-until-key-repeat begins? ...or to simply turn off key-repeat entirely, like xset r off would do once I was logged in? I see there ...
0
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0answers
25 views

Boot repair ubuntu

So I had lots and lots of troubles installing ubuntu, and now it won't boot from windows 7 nor from ubuntu. Even though I partitioned my C:/ drive and put ubuntu on a seperate partition, keeping ...
0
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1answer
6k views

Error: no such partition grub rescue

I have make drives on my hp laptop b/c i have to install linux on one drive while using windows on other.? one of that drive is if 100gb but while installing linux (version fedora) i have made this ...
0
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0answers
11 views

Booting Ubuntu from partition on external hard drive

I am using a laptop with EFI. I successfully managed to install Ubuntu 14.04 on a partition on my external hard drive. Windows is booting up perfectly but each time I try to boot from external hard ...
0
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0answers
8 views

Wifi AP, Service start issue

I have made a shell which creates a Wifi AP. This works a charm if I run it after having logged in my session. I put it as a service, I can launch it via service wifiap start. (I used update-rc.d and ...
8
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6answers
12k views

How to stop mysql from running at boot time?

How could I stop Mysql from running at boot time? Is there any GUI for that or this must be done through console? It's Ubuntu 10.10
0
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0answers
18 views

Unable to see Ubuntu boot option upon startup with Windows 10 already installed

http://paste.ubuntu.com/11999539/ The above link was generated upon running boot repair. It says: Boot successfully repaired. You can now reboot your computer. However, upon rebooting, the option ...
0
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0answers
21 views

I can't solve this error when I want to install Ubuntu 14.04.2

I want to install Ubuntu on my computer, so I burned the 14.04.2 version on a DVD, and when I boot from it, after a few minutes displaying the Ubuntu logo loading, it crashes and shows this screen. ...
2
votes
1answer
28 views

Swap partition mount error

Every time Ubuntu startup, a message is displayed : Partition is not mounted, continue to wait, press S to skip mounting, or M for manual setup. # swap was on /dev/sda1 during installation ...
8
votes
5answers
5k 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
28 views

How to create a separate /boot partition after installation when dual booting?

I dual boot Arch Linux and Ubuntu. I have the following partition setup: Here sda1 is where Ubuntu is installed, Arch on sda2. New Partition #2 is the proposed /boot. sda4 is a common home for both ...
0
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0answers
18 views

no sufficent permission to start xserver

i've wrongly gave " chmod 600 / " command i supposed to gave " chmod 600 /swapfile , i was creating a swap space.... .....and now it feels like my user can't no longer have rights to access and run ...
0
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0answers
24 views

Boot error probably about Hard Drive

I'm not sure if this is the right place to put this post but I need solid help on this since I've been having this problem with this hard drive frequently. Please refer to these screenshots for a ...
5
votes
4answers
5k views

Operating System not Found after installing Ubuntu in a Sony Vaio

I just bought a Sony Vaio SVS15115FLB that came with Windows 7, after enjoying the PC graphic power for a little, I decided it was time to install Ubuntu 12.04. First, I inserted a USB stick, ...
0
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0answers
7 views

Every other boot drive decryption doesn't work

This isn't a 50% chance of happening thing, here's a common sequence of events: Boot into grub, where I select Ubuntu Blank purple screen, type in decryption password and hope it works It does, can ...
0
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1answer
24 views

Windows 7 doesn't boot; no device, invalid sig

Booting to Windows 7 has worked in the past. I don't know what changed. When I select the Windows 7 menu item, I receive the errors: no device invalid signature 468CEF828CEF6ABF Note that I've ...
1
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3answers
6k views

Why does Ubuntu gets stuck on the loading screen?

I've been experiencing many problem lately since I fresh installed Ubuntu 12.04 LTS on my SONY VAIO VPCEH with Windows 7 previously installed. Sometimes when I try to boot Ubuntu, it gets stuck at ...
0
votes
1answer
50 views

Installing Ubuntu on an Asus K501LX

I'm having an incredible amount of trouble installing Ubuntu on an Asus K501LX. I'm booting from a USB drive, created by usb-creator-gtk. I've attempted Ubuntu 14.04 and 15.04, as well as Kubuntu ...
2
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0answers
24 views

Ubuntu 14.04 32-bit new installation does not start the desktop

After using Ubuntu since 2008, I had problems with some libraries, the OS started having some bugs and took more time to load, so finally I decided to re-install Ubuntu. I installed it from a DVD, and ...
0
votes
1answer
31 views

Possible to backup contents of boot partition, format it and copy contents back to it?

I am trying to install Windows 8 on an iMac (mid 2010 model). The iMac already has Ubuntu 14.04 installed on it which I intend to keep. So basically I would like to dual boot Ubuntu and Windows 8. ...
0
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0answers
19 views

Is there any way to add a “Boot to Ubuntu/Windows” icon?

Is there a way to make an icon that would allow you to reboot the computer to a certain OS? I am not sure if a program like this exists yet, but theoretically would this work with Grub 2 or some other ...
2
votes
1answer
67 views

Ubuntu 14.04 USB installation drive not recognized during boot(Dell Latitude D630)

Ubuntu 14.04 USB flash drive isn't recognized during boot. I have had a bunch of hardware failures this week and I am down to a hybrid image laptop harddrive with mint 12 installed on it to boot as ...
0
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1answer
27 views

Creating Windows Partition and Dual Boot from Stand Alone Ubuntu 14.04

Ok after a few days of searching with no luck, not even help from the volunteers at boot-repair techs. I've decided to post on here and youtube. Here's my situation: Acer Aspire V5-122P 1.0 Ghz AMD A4 ...
0
votes
1answer
35 views

having trouble installing ubuntu 14.04.2 alongside Windows 7 (64 bit)

I'm currently trying to install Ubuntu 14.04.2 alongside Windows 7 (64 bit) but when I followed through the wizard it didn't give me the option to install alongside windows. I then went back into ...
0
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1answer
214 views

How can I correct logical bad sectors in HDD in Ubuntu?

During boot time I found that my hard disk had logical errors in different sectors. I did my research and ran this command: sudo badblocks -sv /dev/sda1 > bad-blocks-result This command created ...
0
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1answer
3k views

How to start dhclient at boot?

Here's the problem: root@home:~# ping 8.8.8.8 connect: Network is unreachable root@home:~# dhclient eth0 RTNETLINK answers: File exists root@home:~# ping 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) ...
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 ...
0
votes
0answers
16 views

Windows7 nor ubuntu loading after successful install of ubuntu

So.. I have had a lot and lot of problems installing ubuntu and it seems its not over yet.. First of all I had problems that it didnt detect my operating system. Which it did in the end. Then it ...
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0answers
29 views

Ubuntu 14.10 No boot screen

I have an Acer Aspire r1600 mini PC. I recently tried to upgrade from Ubuntu 14.10 to 15.04. The upgrade failed because I had errors. After attempting to upgrade three more times, I restarted the ...
0
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0answers
861 views

Ubuntu 14.04 hangs sometimes on boot after CUDA 7.0 installation

in the last couple of weeks I have been struggling trying to set up my laptop for c++, qt5, OpenCV developing. System Info: Latop: MSI GE60-2PE Apache Pro (Graphic: Intl HD Integrated Graphic ...
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0answers
7 views

Partition Recovery Testdisk Help

Having trouble using Testdisk to recover a partition. Any help will be greatly appreciated! goal >>let me know if this is possible << recover a partition that has become free space and ...
1
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0answers
21 views

How can I boot Ubuntu trial from USB drive on Windows 8.1 PC with SSD?

I've recently installed Ubuntu 14.04.2 LTS onto a USB drive using the Universal USB Installer. Everything up until this point was fine. I then restarted the computer, and tried to access the boot ...
0
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0answers
11 views

Ubuntu for Arm on AOC All in One Android Monitor

I would like to install Ubuntu for Arm on an AOC A2272PW4T, a 22" All in One mointor that can act as a display as well as a giant 22" android tablet. I had a slight issue where I got locked out of ...
0
votes
1answer
27 views

Mac OS X and Ubuntu Dual Boot without USB or disc?

I am currently following this guide here: http://www.howtogeek.com/187410/how-to-install-and-dual-boot-linux-on-a-mac/ I ahve downloaded rEFInd and I'm at the step where it wants me to insert a USB ...
0
votes
1answer
16 views

error fsyncing/closing/dev/sda: input/output error - hdd not detected in BIOS after this error

So here's what happened: I created a ubuntu gnome bootable usb using unetbootin and selected to replace my windows and install a fresh copy of ubuntu. But as soon as ubuntu finished cleaning up ...
0
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1answer
18 views

Boot-Repair made Dual Boot System unusable

After an Update to Ubuntu 14.04, the system no longer started and showed the grub rescue prompt. I was able to start from CD by pressing F10 at the beginning to select the boot medium. Then I was able ...
2
votes
1answer
7k views

Can not mount /dev/loop0 (/cdrom/casper/filesystem.squashfs)

I downloaded 12.04.1 and md5 sum checked them and everything is good. Made a live usb and booted up... Just gets to where its about to start with the purple ubuntu loading screen then it goes back ...
0
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2answers
24 views

Unable to boot ubuntu 14.4 from usb on dell inspirton 15 3537

So I recently installed windows 10 on my computer. Before that I had a dual boot windows 7/ubuntu 14.4. Now I wanted to boot ubuntu from a usb. I created a live usb using unetbootin. After that I ...
5
votes
6answers
892 views

hide grub on computer start

I tried all the methods that comes in google search for "hide the grub menu on computer start", but still no luck, I guess things work differently on Ubuntu 15.04 ? this is my grub # If you change ...
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3answers
61 views

How do I dual boot Windows 10 and ubuntu 14.04.2?

I doing a clean install so I will be removing everything from my HDD, I have created bootable usb for both the OS, I am currently running windows 8.1 only but want to dual boot both the above stated ...