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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Installing Ubuntu from an external hard drive

So I've been trying to install Ubuntu for a while now with no success. I don't have a thumb drive, and my computer doesn't have a CD drive, but I have an external hard drive. I already went through ...
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1answer
11 views

Grub2 not updating boot list. Booting with error: Failed to set MokListKT: Invalid Parameter

I am trying to get my dell r610 booting and I've been running into a few problems. The only OS that I am trying to run on my machine is Ubuntu server 16.04 LTS. I already have it installed and can ...
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0answers
10 views

Boot issues on Lenovo ThinkPad T520

I've recently installed 16.04 x64 on this laptop I received. Installation worked fine, installed with disk encryption. First few boots are problem free, but it has started to randomly have this issue ...
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1answer
23 views

Ubuntu and Windows (not on same hard drive)

I tried getting Linux on my last computer, and completely screwed it up. I have a very nice new laptop now which I don't want to try to risk redownloading Ubuntu on. It has a 128GB SSD which Windows ...
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0answers
13 views

I selected Steam “Big Picture” and now can see nothing on booting. What should I do?

Out of curiosity, I selected "Big Picture" on the Steam Linux client running on Ubuntu 15.10. The display changed and then froze. I rebooted the computer from tty2. Now when I boot, I see only a blank ...
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0answers
24 views

How to get boot messages with uboot?

When my ARM-based BeagleBone running Raring Ringtail kernel 3.8.13 boots, all I see on the screen is Tux and a login: prompt. I need to see all the other boot messages. There are lots of answers for ...
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1answer
28 views

Installed on external HDD, now need to get rid of extra boot options

I have recently installed Ubuntu on my external hard drive, but now I have boot options I cannot delete! My external drive is unplugged. How can I delete them?
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1answer
29 views

Dual Booting with linux & windows, cannot boot to windows

I installed Linux on a Windows machine. I make music, so I use live 9, which is not for Linux, MAKE IT FOR LINUX! I wanted to boot to Linux, but well Linux gimp or boot select is fine, but I made it ...
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0answers
5 views

not able to boot and diagnostic test gives error code 2000-0142

on dell inspiron ubuntu 14 or 16 was installed but today the os was not able to boot. I tried diagnostic tools provided in dell which ran Hard disk test and gave error code 2000-0142 and status 79. I ...
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1answer
83 views

16.04 won't boot after latest updates

I bought a Dell 17-5755 ten days ago and have been slowly configuring it. Came with Win 8.1, which I first upgraded to Win 10. Then shrank the primary partition to make room for Ubu and installed ...
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1answer
91 views

Sony VAIO laptop SVF11N11CLB not start Ubuntu 16.04 without acpi = off

After installing Ubuntu 16.04 on my laptop, I could do without the option to start acpi = off. This causes loss control battery, wifi, screen brightness and sometimes left running only one processor ...
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1answer
24 views

Change back to Windows [duplicate]

I'm trying to install Windows back on my computer. But when I boot from my USB containing windows and I come to the point to format my drive, I can't because it's not in a NTFS format or something. ...
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1answer
35 views

Problem with installing windows 7 back to my pc

I have problem with installing windows 7 back to my pc. I have make windows 7 boot on my USB but when i choose USB in boot menu my pc just skip that and start ubuntu again and when i restart my pc i ...
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2answers
5k views

Ubuntu 13.10 - Target filesystem doesn't have /sbin/init

After installing an update I restarted my computer. Ubuntu failed to boot, so I used boot-repair to try to fix it. After running boot-repair grub2 was removed and the Ubuntu os was no longer detected ...
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1answer
18 views

fsck at boot - Ubuntu 12.04LTS

My Dell Inspiron 3542 with Ubuntu 12.04 LTS runs fsck every time it boots and therefore i cannot get past the boot splash screen - anything to do ? can i remove 12.04 completely and install 14.04LTS ? ...
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0answers
14 views

SOLO installed Ubuntu on Macbook Pro, now I have flashing folder with question mark

SOLO installed Ubuntu on Macbook Pro and erased Mac osx. It was working sluggishly so I wanted to try re-installing ubuntu, for some reason it would not detect the USB drive I tried multiple times. I ...
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0answers
38 views

Re-install Window

Continuing the rise of Window Hey guys, as I had asked you before about my situation that Ubuntu killed Window when automatically installed. After some instruction and searching, I finally ...
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0answers
14 views

Can't Install Ubuntu 16.04 NVME Driver

I can't seem to install Ubuntu on my yoga 900. The device has a 512 gb NVME Samsung hard drive in it. This drive is seen by the BIOS but not by the Ubuntu installer. There is no option to change the ...
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3answers
189k 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 ...
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1answer
28 views

Fsck failed with error code 4 after Ubuntu update

one day ago, I updated my old Ubuntu laptop with Ubuntu 15.10 to Ubuntu 16.04 Xenial Xersus. The whole process went fine, but when the computer shut down because of a lack of battery, it didn't ...
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0answers
17 views

No LCD display on startup. I have to close the laptop and open it again to make it come back

I have a Lenovo z475 Laptop and I have Xenial installed as a release upgrade from Wiley. After the upgrade, the Grub Menu never appears. The display goes black, and the only way to get it to turn on, ...
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1answer
75 views

Ubuntu boot partition corrupted after using DBAN on an external disk

Solution: So using DBAN to wipe an external disk corrupted/wiped my EFI partition on my main SSD drive. The solution for this problem was that I followed the steps from How can I repair grub? (How to ...
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0answers
7 views

Error mounting system-managed device

I used to work with windows 8.1 on my notebook. After a few problems, I decided to remove it and install Ubuntu 14.04 LTS. So far, so good. But now I cannot mount a file cdrom (documents,mp3...) . ...
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1answer
23 views

What to do after Failed to start Load Kernel Modules

I tried to upgrade my system from Ubuntu 14.04. My laptop froze for a few hours. Nor even the pointer did anything. So I switched off by pressing the power button for a few seconds. This uncompleted ...
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0answers
12 views

Lubuntu not booting for install on Toshiba Satellite 2410

Pls help me i am not able to install lubuntu 16.04 on Toshiba Satellite 2410 model.PS241L-5Y340P specs-Ram:1gb Processsor:Pentium 4 2.00ghz when ever select to boot from dvd it wont work but if i ...
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0answers
34 views

Won't boot after fresh install 16.04

I did fresh install of Ubuntu 16.04 on an Acer Aspire e15. After reboot, the screen shows a "no bootable device" message. Here's my boot info: http://paste2.org/LFpOV4jj. I have tried boot-repair ...
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1answer
36 views

I can't boot my ubuntu usb on my laptop

I have an Asus laptop with Windows 8.1 installed. I created a bootable Ubuntu stick, deactivated secure boot and fast boot, created a booting destination of the USB port, and chose to boot from ...
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0answers
37 views

Install Ubuntu to replace windows 10 w/o CD or USB?

My BIOS doesn't support USB or CD, so use them. I tried UNetbootin(burnt to hard drive) but it didn't seem to work. I get some error when I select UNetbootin after a reboot saying something like ...
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0answers
37 views

USB ports not working after booting Xubuntu 14.04

I've had Xubuntu 14.04 for a couple or years, dual boot with Win7, on a HP430G notebook. In the last year or so I'm getting this problem, more and more often. I use a USB hub with optical mouse and ...
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0answers
14 views

UEFI Boot repair [duplicate]

I installed Ubutnu after Windows 8.1 in UEFI mode and I have had it in my boot list. I disabled UEFI in bios and enabled it once again and my system shows only Windows Boot Loader. Does anyone can ...
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0answers
84 views

Ubuntu 16.04 Won't Boot Fresh Install

I just did a fresh Ubuntu install on my PC and Ubuntu won't boot. Here is my boot-repair info. Boot-Repari info
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2answers
65 views

Ubuntu not installing. Stuck at black blank screen

I have followed the steps in the website. I have burned the iso file into the usb drive. When i try to install from usb drive ( uefi boot) I am getting a blink, then stuck at black blank screen. My ...
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0answers
38 views

Live USB or Live Install better for my needs

The question to be answered is... Which type of installation should I use on my USB (Live USB or full installation or an other options??) and how would I go about doing so to meet all my ...
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0answers
20 views

Ubuntu Kylin stuck at blue welcome screen

Recently I had installed Ubuntu Kylin on a 32GB USB hard disk (The internal one is not an option currently), and after installing it I am presented with an unchanging "Ubuntu Kylin" blue welcome ...
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0answers
15 views

Grub boot from BIOS of Ubuntu

i need that you ask me about how to boot grub with two operatives system on the virtual machine. I´m ruuning with Windows 10 and Xubuntu 16.04 with UEFI configuration. Sudenly that Winddows 10 runs ...
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0answers
13 views

Mount count is not reset after automatic fsck run at boot

There's a PC running Xubuntu 15.10 (wily). The system is configured to run fsck on a partition when said partition is mounted 20 times. After that, the expected behaviour is that the mount count ...
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2answers
68 views

UEFI/legacy issue : Ubuntu alongside Win10

I'm pretty much new on Linux and was planing to make dual-boot for a long time now. My problem basically is that after I installed ubuntu (16.04) alongside my windows 10 it can boot if i set legacy ...
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0answers
16 views

Kernel panic - not syncing: attempted to kill init! and previous kernels do not work

I am new on using Linux. I use it for some imaging analysis. Today my ubuntu upgraded itself but at the end of the upgrade it gave error. After that the system blocked. I restarted the machine ...
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0answers
25 views

ubuntu-16.04-server-i386 installation Error “Failed command Write DMA EXT”

So I know this Error had been already discussed in this Forum several times, but I just want to know a solution perfectly fitting to my Problem. I am trying to Install Ubuntu 16.04 on a really old ...
1
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1answer
42 views

Why Do I Keep Getting GRUB Command Line on Startup - Dual Booting Wins 8.1 and Ubuntu 14.04

I migrated data on my laptop's HDD which contains Windows 8.1 to my SSD and replaced the HDD with the SSD (My laptop has 2 hard drive bays btw). Currently, my Windows 8.1 and Ubuntu 14.04 are on their ...
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0answers
13 views

How to mount file system after it fails

I was trying to install fedora 23 alongside Ubuntu 14.04.4 but in the meanwhile I cancelled it and tried to boot into Ubuntu. At first there was a error "mount failed" I tried to repair it by fdisk ...
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0answers
138 views

Installed 14.04, alongside Windows 7: no option to boot Windows on start

I prepared a bootable USB stick following the instructions given in "The official Ubuntu book". I chose to install Ubuntu 14.04 and I overwrote a previous 12.04 installation. I did not change any ...
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1answer
37 views

System hangs on `Starting Show Plymouth Boot Screen`

System hangs on Starting Show Plymouth Boot Screen. It continues booting only after presing Alt+SysRq+E.
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1answer
20 views

Won't boot into other OS over USB drive

I have Ubuntu on my hard drive but when I try to boot from Kali on my USB drive it takes me back to the GNU GRUB of Ubuntu. I've tried booting from my USB in the BIOS and using boot order. I'm ...
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0answers
17 views

System wont regonize installation

I have Dell Vostro 15 and he wont regonize installation of ubuntu 16.04 or 14.04. I only have one system. I installed everything normal, after install he ask me to restart in order to make new ...
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0answers
39 views
+100

Error unknown command hwmatch

I'm getting "unknown command hwmatch" message on each boot after I installed Ubuntu 16.04 following this steps: https://gist.github.com/umpirsky/6ee1f870e759815333c8 in order to setup RAID0. Special ...
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0answers
17 views

Boot error : /mnt/usb_Broadway_STORAGE_DEVICE-0:0 is not ready yet or not present

While booting, the following error is seen with following message /mnt/usb_Broadway_STORAGE_DEVICE-0:0 is not ready yet or not present Continue to wait; or Press S to skip mounting or M for manual ...
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0answers
10 views

syncookies disabled despite setting in sysctl.conf

Using Ubuntu 14.04.4 with Unity desktop. I've tried setting net.ipv4.tcp_syncookies=1 in /etc/sysctl.conf, but after booting it is set to 0 (checked using cat /proc/net/ipv4/tcp_syncookies). What is ...
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0answers
15 views

How to start a dameged xubuntu in command line only?

I'm trying to install nvidia drivers in a Xubuntu 16. I did donwload the .run file from nvidia website but there is some issues. The x server must be stopped - easy, and nouveau drivers must be ...
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0answers
41 views

Can I use a 64-bit system along with the 32 bit version of EFI?

Recently, I set up an Ubuntu Kodi-based home theatre system on a 2007 Intel A1176 Mac Mini. This is a 64-bit system with firmware that expects a 32-bit EFI. After some experimentation, I created a ...