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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2
votes
2answers
136 views

Cannot boot ubuntu 15.10 from Samsung 950 Pro PCIe NVME SSD

I just installed desktop 15.10 but met the same problem described here http://ubuntuforums.org/showthread.php?t=2309056 ubuntu is installed on /dev/nvme0n1p2 ~ /dev/nvme0n1p5, which is not recognized ...
3
votes
0answers
301 views

Upgraded to 16.04 and now getting error message

After successfully upgraded to 16.04, I am now getting this message whilst booting lvmetad not active yet, using direct access
0
votes
1answer
23 views

install ubuntu without ecrase

Hello everyone I want to reinstall ubuntu without removing the existing system or my file and documents. That is what I must do aue. look at this picture to understand me. Thanks for helping me
1
vote
0answers
41 views

Inspiron 7559 not shutting down 16.04 Gnome

So far tried 4.5 kernel that did nothing, nvidia drivers stops me from booting with black screen, bumblebee hangs while installing, enabled preliminary support that did nothing aswell, tried with/out ...
1
vote
2answers
451 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 ...
2
votes
2answers
136 views

12.04 only boots from restart or live USB restart - Desperate

I can only boot into Ubuntu by first booting from my live USB and changing the boot drive in grub. I.e., not from a hard disk installation. After booting re-booting by changing disk priority in BIOS ...
0
votes
0answers
7 views

Can't clean install ubuntu 14.10+

I can clean install 14.04 as many times as I like. I can clean install any other flavour of Linux as I like (debian, mint, bhodi etc etc). I can't install 14.10 or newer of ubuntu or their ...
0
votes
1answer
29 views

Ubuntu Not Installing?

I've tried about 4 times now, with 14.04.1 LTS and 15.10. The install goes fine. No errors or anything like that or anything that would hint that something is going wrong. Whenever I try to install ...
1
vote
1answer
4k views

error: no such device grub rescue Windows 7

I have a hard drive with Windows 7 installed on and I wanted to install Ubuntu 12.04 onto an external hard drive. So I made a LiveUSB with Ubuntu 12.04 on and installed it to the external hard drive. ...
0
votes
0answers
17 views

Grub2 missing partitions. Fix?

I recently made a post because Grub wasn't finding the partition (Grub 2 - Change hard drive, how to point grub to right partition?). I assumed this was because I was trying to boot externally, via ...
0
votes
0answers
65 views

Ubuntu Mate 16.04 LTS Power Mac G5 Booting loop

I'm a happy owner of Power Mac G5 dual 2,3Ghz (PowerMac 11,2) and I'm trying to install newest version of Ubuntu Mate. Installation goes well, whether I have a second partition with Mac OS or not, but ...
0
votes
0answers
13 views

How to use only USB wifi card first if it exists

I have read this article: How to disable built-in wifi and use only USB wifi card? However, my problem is sort of difference. My laptop is very old. and the built-in WIFI only supports 802.11b/g/n. ...
0
votes
0answers
20 views

Grub 2 - Change hard drive, how to point grub to right partition?

I have recently installed grub on my internal hard drive. I have swapped out my hard drive with an solid state drive. I am attempted to boot to my original hard drive (the one with grub installed to ...
1
vote
0answers
196 views

Black screen after ubuntu gnome 16.04 update

I have a dual boot windows 10& ubuntu 16.04. I just updated it to 16.04 from 15.10(gnome version) and when the system restared it asked me which system I want to boot,I chose ubuntu and the logo ...
0
votes
0answers
190 views

Trying to boot Ubuntu 16.04 USB however “Missing Operating System” Error

Before I say anything I would like to note that I am VERY new to Linux. (The most complex command I know is sudo apt update/upgrade :/) At the moment I am using Xubuntu 14.04 and I want to use Ubuntu ...
0
votes
0answers
6 views

Boot Disk Locked up, no permission to see the content

I have Ubuntu 15.10 on my laptop. I leave it on all the time, and this morning, while I wasn't using it, flash installed on my system, and my boot partition was completely filled up. Also, firefox ...
0
votes
1answer
22 views

How to make installation stick having storage partition

I'd like to create USB stick having both: a) Ubuntu 16.04 installer, b) storage partition. So I can boot a computer with it, install or just start Ubuntu and be able to copy data from computer drives ...
0
votes
0answers
36 views

NVIDIA proprietary driver does not load when using shimx64 since xenial

I have a strange behavior after upgrading my PC from wily to xenial (both Kubuntu flavor). Before and after the upgrade I have two "ubuntu" boot options in my BIOS. Here you can see the values behind ...
0
votes
0answers
17 views

MAAS wrong Image location when PXE boot

As per regiond.log It looks like that when i PXE boot ....MAAS trying to go to wrong image location and thus failing......which file can i update for MAAS to get the image from correct ...
0
votes
0answers
33 views

How can i install Ubuntu 16? [duplicate]

I am not getting to install Ubuntu 16.04 LTS Desktop version. When i boot by an usb drive it can find the disk image. What can I do?
3
votes
2answers
7k views

Grub rescue in new installation invalid arch-dependent ELF magic

I installed ubuntu over a W8 installation (my objective was that only ubuntu remains), the installation completed well and ask to reboot, after that, it only gives me a black screen and grub ...
2
votes
1answer
11k views

installing ubuntu with full disk encryption including encrpyted boot on i-USB Pendrive ii-A regular HDD

Hi how to install Ubuntu 12.04+ with full disk encryption including encrypted boot partition : a- to a USB drive ie. 16GB or 32GB b- to a HDD
0
votes
0answers
68 views

Ubuntu crashed while updating. How to recover now?

I was upgrading to 16.04 LTS when suddenly a black screen with commands appeared (full screen). I tried all the keys to exit it but only through ALT+TAB I could see my log in screen which again led to ...
0
votes
1answer
232 views

Cannot start live session or install on ROG GL552VW

I've been having a lot of problems lately when trying to set up a second operating system on my Asus ROG GL552VW. When I try to start an installation or to get to the initial screen for that matter, ...
0
votes
0answers
34 views

Install ubuntu with manual partition or erase all

I am using ubuntu 12.04/14.04 since long. And those I was using along side with Windows 7. So for that I was required to select "Something Else" option while installation. By selection something ...
0
votes
2answers
43 views

drm intel pipe_config_compare [i915] error mismatch in ips_enabled

Encountered error after install of xdm drm intel pipe_config_compare [i915] error mismatch in ips_enabled, right after startup. Searching the forms, found nothing useful. I had some config changes, ...
0
votes
0answers
36 views

Install Ubuntu alongside Windows 10 on separate harddrive with possibly broken UEFI entries

I currently have the following hard drive setup in the following disk order 3TB drive (Primary NTFS partition) Contain windows install at some point in time 500Gb Drive (Active, Primary NTFS ...
0
votes
1answer
17 views

Won't boot from USB (Thinkpad 11e)

So, i bought a new SSD and ram and installed them both and now I cannot boot from the USB?
0
votes
0answers
25 views

stuck in grub rescue on ubuntu 15.10

My problem started after running "delete MBR" from tesdisk at terminal, then rebooting and all I get black screen with: "error Entering rescue mode... grub rescue>" I've tried some tutorials kind of ...
0
votes
0answers
12 views

BOOT Repair - No F4 Factory Recovery - Just one large partition.. :-(((((

I had a blackout and My Samsung drop dead. My SamSung don't event start with F4 Recovery. I'm using the live CD. Here goes the link of boot repair http://paste.ubuntu.com/15970519/ Please, can you ...
0
votes
0answers
56 views

ata2.00 failed to enable aa

I'm new to the world of Ubuntu. Installed Ubuntu 14.04LTS yesterday on a Lenovo Ideapad Y580 and till now I already recognized, that Lenovo is a bit infamous for this problem. So when I boot up the ...
0
votes
0answers
27 views

GNU GRAB version 2.02 + Keyboard does not work

GNU GRUB Version 2.02~ beta 2-36ubuntu3 Minimal BASH-like line editing is supported. For the first word, TAB lists possible command completions. Anywhere else TAB lists possible device or file ...
47
votes
4answers
181k views

How do I boot into single-user mode from GRUB?

After changing a few lines in xorg.conf, I can no longer boot Ubuntu (I assume it breaks when trying to load up X), so I need a way to boot into a single-user mode. However, there seems to be zero ...
0
votes
1answer
35 views

Problem in booting my computer

While installing windows i accidentally deleted all my files and could not install windows either. Now when i am trying to restart my computer it says no boot device found. I also tried reinstall ...
0
votes
0answers
28 views

Upgraded to 15.10 from 14.04. Now the computer won't boot

Tried to upgrade to 15.10 from 14.04. Now the computer won't boot. I tried many things to fix it up. Now it just stops booting and displays a command-line interface.
0
votes
0answers
15 views

Android kernel must load after booting in virtual box (lubuntu 16.04)

I dont know GNU GRUB version 0.9.7 after create fake sd card. I dont know.Formate in extr3 and after after installation I had no problem. will not let me download music, games, video if it is not ...
0
votes
0answers
28 views

How can I get past the preparing to install screen in Ubuntu 15.10 installation in Live environment?

I am using a Dell Inspiron N4110 Laptop. I have a intel Core-i5 2.5 GHz Processor and 4GB RAM. It's running Windows 10. After downloading a Ubuntu iso from the official page I have created a bootable ...
0
votes
2answers
33 views

Can't use Ubuntu 14.04

I installed ubuntu 14.04 on my machine but unfortunately I can't use it ! At first, I had this famous error : error: line '/grub/i386-pc/normal.mod' not found I looked on the Internet and I found ...
0
votes
2answers
4k 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, ...
0
votes
2answers
7k views

How do I get passed the “MBR-helper missing” error message in installation?

I'm entirely new to Linux/Ubuntu so please bear with me. I currently have Windows 7 32Bit and wanted to install Ubuntu. I used the installation off the website and copied it onto my bootable USB. As ...
0
votes
0answers
217 views

failed to start etc/rc.local error after updating to Wily

After upgrading to Wily I get this error "failed to start etc/rc.local" It also says see "systemctl rc-local.service ubuntu": I am getting problems each time I want to modify /.zshrc it tells me ...
0
votes
1answer
66 views

Booting problem in Ubuntu 14.04

My Ubuntu 14.04 on Lenovo S510p very frequently boots to this screen and hangs: It is isn't always, sometimes it boots up to the lock screen, like normal, sometimes it just hangs at the above ...
0
votes
1answer
35 views

Windows Ubuntu dual boot - Windows boot problem after updates

My Windows - Ubuntu dual boot system was working perfect for up to 6 months. After Windows updates, Windows can't boot. I have tried several things but nothing seems to work. You can find a Boot ...
5
votes
3answers
12k views

Gave up waiting for root device on Ubuntu

I've just installed Ubuntu 12.10 to dual boot with Windows 8, but every time I choose Ubuntu from grub menu, it always get stuck at this error and won't boot: Gave up waiting for root device. Common ...
0
votes
2answers
528 views

Grub menu at boot time… “holding shift” not working

I read here at this thread that holding Shift during boot can bring up the GRUB menu. However I try holding one or the other Shift keys, tapping, tapping then holding, nothing works. Am I missing ...
0
votes
0answers
17 views

Ubuntu auto installation using netbooting

What are the necessary boot parameters for using preseed with netbooting? I have a preseed file in my local system. I am passing the boot parameters as boot=casper only-ubiquity ...
0
votes
3answers
1k views

Can't boot: “mdadm: CREATE group disk not found”

After running apt-get upgrade yesterday and shutting down, I'm no longer able to boot Ubuntu 15. The last several lines I see during boot are: Begin: Running /scripts/init-premount ... done. Begin: ...
4
votes
4answers
18k views

Ubuntu 15.04 doesn't start with nvidia driver

Hello I upgraded from Ubuntu 14.10 to 15.04 and when I use the proprietary Nvidia driver Ubuntu doesn't boot. It shows "Starting 219" on my secondary screen and on my primary screen it shows something ...
6
votes
3answers
149 views

How to safely change OS name in grub boot menu?

I have a system where I am dual-booting Ubuntu GNOME 15.10 and Ubuntu GNOME 16.04, however after installing Ubuntu GNOME 16.04, I have found that in the GRUB boot entry list it is called "Ubuntu", ...
0
votes
1answer
41 views

no booting device after installing Ubuntu

I have recently bought Acer Aspire E5-573G-57HR and decided to install Ubuntu instead of completing the installation of the preinstalled linpux linux. However, after succesfully completing the ...