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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Ubuntu won't install/boot correctly

Completely new Comp Sci. enthusiast here, so please explain in great detail. I have an old family computer that crashed that I'd like to use as a Ubuntu machine. We sent it to the repair shop, and it ...
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84 views

Grub does not install, setting up dualboot 14.04 with Windows 8.1

I have a Dell Inspiron 15, 1Tb HDD and 8Gb SSD, with pre-installed Windows 8.1. I have been trying for an embarrassing amount of time to set up dualboot with Ubuntu 14.04. I have gone through these ...
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25 views

Cannot access terminal during boot

I'm getting the low graphics mode error continuously and cannot access the terminal to input commands or login credentials. We had ubuntu 14.4 alongside windows 7, then deleted our ubuntu partition ...
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164 views

Booted into black screen; pressed CTRL ALT F1 to enter terminal, need to boot

I recently deleted my mint partition through my gparted live cd and put the unallocated space onto my Ubuntu partition. When I tried booting, I was given the Grub rescue screen, since mint had been ...
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93 views

MySQL 5.6 does not restart at boot time on Ubuntu Server 14.04.2 LTS

I have installed MySQL 5.6 client/server and libraries on Ubuntu Server 14.04.2 LTS with apt-get. MySQL is set to start by itself at boot time but it does not (done with sysv-rc-conf Default-Start: 2 ...
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35 views

Ubuntu 15.04 not booting after a driver was installed

So I will try to make this short as I am on mobile writing this. I just clean installed 15.04 yesterday on my computer, and I was trying out a WiFi extender. I went to additional drivers and ...
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351 views

Install full partition of Ubuntu on Chromebook(removing Chrome OS fully?)

Are there any guides on how to do this specifically? I do not wish to dual-boot, I only want it to run ubuntu. I have looked at several guides but I am unsure of which to follow - most seem to do the ...
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19 views

Running from USB-stick, reboots on Asus?

So I followed the instructions to create an isofile and choose try ubuntu without installing. Having problems on an Asus notebook. Got it to work once, but now it does some sort of check and then ...
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21 views

Installing Ubuntu on seperate drive without USB or CD

So I just recently acquired an SSD,(sda) I'm currently running ubuntu from a 3TB HDD (sdb) I want to install ubuntu on my SSD and remove it from the HDD to use just as storage. my bios doesn't seem ...
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100 views

black screen if using quiet splash

i have some problem in ubuntu gnome 14.04.2 LTS. I have a black screen when I first turn on my Ubuntu. but I can handle it by replacing the "quiet splash" with "nomodeset". but the other problem is ...
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90 views

new Ubuntu installation to non raid disk using existing raid0

I am trying to install a new Ubuntu partition in dual boot with Windows 7 Home Basic. I have Windows running on a raid0 on my SSD and I have a separate HDD that's not part of the RAID and works as ...
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49 views

HP laptop using Ubuntu can't boot!

I have HP 255 G2 laptop which uses Ubuntu. I was using the laptop and I saw that it was not working properly. I rebooted but it still doesn't boot . It shows me the usual black screen with a line on ...
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27 views

Logged as root changes are not made

Firstly I want to mention that my hard-drive today stopped to boot Ubuntu, because of I/O read errors. The problem seems to be related to a hardware one, not a logical one. I used Hirens tools on a ...
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93 views

Adding swap due boot take too long time

everyone. I noticed that adding swap takes too long: Jul 5 22:41:10 dizpers-pc kernel: [ 19.762255] Adding 7999484k swap on /dev/sda5. Priority:-1 extents:1 across:7999484k FS Jul 5 22:41:15 ...
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52 views

Boot problems after gparted-live and boot-repair

I removed Windows 8 using gparted Live CD and used the resulting unallocated space to enlarge my ubuntu partitions. After doing it, the dual boot grub I had was useless so I ran boot-repair from a ...
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135 views

How can I dual boot the Windows 8.1 and ubuntu 15.04 with a trick?

I have installed Ubuntu 15.04 onto my Windows 8.1 UEFI SONY VAIO laptop. I installed Ubuntu by clicking 'something else' in the installation window. I then made 2 partitions: / and a swap partition. ...
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53 views

SLOW system on HIGH-END Custom PC

Bought a fresh HD for Ubuntu & Windows 8.1 setup. Both OS on different HD's. Ubuntu HD is SATA 6 GB/s, Windows HD is SSD. Windows is on SATA 1 and Ubuntu is on SATA 4 slot. Basic system info: ...
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34 views

cant turn off secure boot to install ubuntu

I am a long time Ubuntu user who recently upgraded my pc and I installed kubuntu (15.04) when I saw I wasn't connected to the Internet, I fiddled around looking online and nobody had the same mobo and ...
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91 views

Cannot boot into Windows Vista from grub menu

I had installed Ubuntu 14.04 on Already installed Windows Vista on the same partition /dev/sda. I have the older BIOS based laptop NOT UEFI. I was able to work on both Ubuntu and Windows selecting ...
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38 views

Having trouble with 32 bit install

I'm having trouble with the 32-bit of Ubuntu 14.04 LTS. I've tried to install it with Wubi to dual-boot with Windows Vista but it's just not working. The few times I've tried the install fails or it ...
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20 views

Mouse and Display not working on new install

I recently inherited an older (circa 2011) Compaq PC and decided to try out Ubuntu on it. I burned the latest 64-bit release (14.02.4)to a DVD and ran it and tried it without a problem. After I went ...
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67 views

UBUNTU sdcard doesn't boot

I'm having problems with my computer ( can't boot win8 ) so I need to rescue my data. A friend of mine told me I could do it booting ubunto from a USB drive, I downloaded ubuntu, I installed it on the ...
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400 views

Your screen, graphics card, and input device settings could not be detected correctly

I just tried to install Ubuntu on my laptop but it does not work. The CD boots normally (I can see the Ubuntu Logo), but then I receive the following error message: The system is running in ...
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410 views

Lubuntu suspends during boot screen: works normally in the desktop

When starting up my computer it automatically suspends when it hits the Lubuntu boot-up screen. I push the space bar and wake it up. It resumes booting up in the same place. After I reach the desktop ...
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45 views

How can I install windows on this disk?

From little searching, seems like this mbr is corrupt so it doesn't want to install windows on windows partition... ubuntu is on sda1 and I can remove this but I don't want to remove home folder in ...
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34 views

boot delays - old ssh connect to host messages connection timed out

I tried searching for a solution elsewhere, but nothing looks like this problem. After restarting our server, we get boot messages such as the following: ssh: connect to host dev.contractor.com port ...
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13 views

cant load grub2, even though it's ready to go on the hdd

My netbook (acer aspire one250D) cant load GRUB2. It loads the BIOS and I can access the boot menu. Unfortunately after that, it is just a blinking cursor (e.g. '_') . So it doesnt matter what boot ...
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56 views

Purple screen then black screen with white line

I have had Ubuntu installed for a couple of days now and I was installing graphic drivers and accidentally installed nvidia ones when I needed AMD ones. I tried to delete all the nvidia drivers. When ...
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139 views

Install Ubuntu 14.04 on small SSD and HDD?

I have an Asus Ultrabook S46C with Windows pre-installed, it has a small 24 GB SSD and a 750 GB HDD and UEFI system. Windows leave about 16 GB free on SSD. I have successfully installed Ubuntu ...
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69 views

Problem booting on the latest kernel (3.16.0-34)

I boot on linux kernel 3.16.0-34 atm. The machine just won't boot on later kernel versions. When I do, i get an error message on the desktop. I assume the reason I can't boot on the latest kernel is ...
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126 views

Can't boot to new kernel, error processing package linux-image-extra-3.13.0-57-generic

Yesterday I installed the updates ubuntu presented me and now I can't boot in to the most recent kernel anymore, linux-image-extra-3.13.0-57-generic. Starting up immediately causes a kernel panic and ...
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66 views

(initramfs) unable to find a live medium containing a live file system

I used Unetbootin to put the iso on a USB drive, tried it on multiple hard drives (same pc) and got this error every time: (initramfs) unable to find a live medium containing a live file system I ...
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312 views

Ubuntu won't boot after installing on MacBook Pro 6,2?

I installed Ubuntu Trusty Tahr(14.04) on my MacBook Pro 6,2. But, after installing all the updates, and restarting, I can't boot anymore. I installed The rEFInd Boot Manager, on my MacBook. At boot ...
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59 views

Ubuntu won't boot without install CD

I'm having trouble installing Ubuntu on to a laptop that I have. The laptop originally had Windows 7 installed on it but I'd like to completely get rid of that and replace it with Ubuntu. I made an ...
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137 views

Problem in installation with ubuntu 15.04 and windows 8.1, dual boot

I installed ubuntu 15.04 alongside windows 8.1 and it doesn't boot in windows now. grub-repair shows the following error: http://paste.ubuntu.com/11794084/
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47 views

Everything except GUI is black

Since I installed Ubuntu 14.04 on my laptop, I have many problems on it (that I don't have on Debian 8) Indeed, when I switch to TTY with CTRL + ALT + F(1-6), I get a black screen, same problem when ...
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273 views

Stuck booting in emergency mode after trying to read bad HDD. What happened?

I tried to read a corrupted Windows hard drive on Ubuntu 15.04. I got an error saying the drive was in hibernation and that I should open it as read-only. Being a n00b, I didn't know what to do, so ...
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29 views

Error Booting to Windows after removing Ubuntu

I wanted to remove Ubuntu to reorganize my hard disk, I deleted Ubuntu partition then I run this command in Windows repair "bootrec.exe /fixmbr" but when my Laptop boots it shows a screen says ...
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68 views

Can't burn image to SD card

I have a problem burning images to my SD card. I'm running Ubuntu 14.04 on an HP Pavilion g6. When I plug my 8gb SD card into the laptop's internal SD card reader it shows up in the dock and I can ...
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25 views

Windowse/Ubuntu dual-boot disk separation

I have a HDD and an SSD. I have a win8 and Ubuntu in two separate partitions on my SSD. First win8 has been installed and then Ubuntu. Boot-loader grub comes up and I can select my OS. Now, I feel ...
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191 views

Gtx 970 can't boot Ubuntu 15.04. Failed to start /etc/rc.local.compatibility

I recently installed a 970 before I was using integrated graphics. My system is dual booted win 10 and Ubuntu 15.04. I installed the most recent driver, and plugged in the gpu. It starts to boot in a ...
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20 views

ubuntu 14.04 wont boot with start button only after pushing reset button

Ubuntu 14.04 does not boot when pushing start(power)button,the display goes in "sleeping" mode and nothing happens but after pushing reset button it boots normally and everything works ok. I have ...
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148 views

Ubuntu 14.04.2 Server failing PXE install - Generic error

I'm hoping someone can point me to a logfile with more information than the generic error I'm getting. I have a CentOS-based PXE server that hosts many different operating systems available for ...
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27 views

strange problem booting android 4.4

Running ubuntu 14.04 and used unetbootin to install the android iso. Ubuntu is on hdo,5 and windows 7 is on hd0,3. Android runs fine when booting from the usb but freezes on the boot menu after ...
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37 views

LiveCD and IBM Thinkpad

I have an IBM Thinkpad (Type 2647) on my bench that is giving me some major issues. The hard drive has been wiped (deleted the old, virus-ridden Windows XP partition from it). Now comes the ...
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58 views

The “default” kernel isn't referenced in the “grub.cfg”?

I've set the GRUB_DEFAULT value in the /etc/default/grub file to a string Ubuntu, with Linux 3.10.0-customized and run the update-grub after that. Then I looked at the /boot/grub/grub.cfg script to ...
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28 views

Cannot reach login page. Booting but then shows black page with command line

Whenever I start up my PC, it begins to go to my login page but then ends abruptly and goes to a black page with wn-block(0,0) at the top followed by a list identifying my laptop info. Halfway down ...
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27 views

Xubuntu never boots up for first time

I've installed Xubuntu on SSD drive, I can see it in GRUB but it never boots up for a first time. When I select "Ubuntu" in bootloader, loading splash-screen appears for a brief moment and then it ...
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99 views

Is it possible to get Grub to automatically detect other OSs at boot-up?

I installed Ubuntu on an external hard drive, no problems, and put the grub boot loader on the hard drive rather than the original computer. When I try to move the hard drive to my other computer, ...
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24 views

My Notebook Wont Pass Motherboard Boot Screen after Ubuntu

I've just installed an Ubuntu 14.04 on my computer. I had an windows 8 installed on it before. Created a new partition for installing the ubuntu through Easus Partition Master (Windows) The Linux ...