Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

learn more… | top users | synonyms (2)

-2
votes
0answers
26 views

Black screen on boot up

Help I can not get ubuntu to boot up. I have tried nomodeset, nolapic, and acpi off please help and I do not hink it is a uefi problem but it might be. Also this is not a duplicate. this is a desktop ...
1
vote
1answer
16 views

Interrupted Ubuntu 14.04 upgrade, Dual Boot

Whilst upgrading Ubuntu 12.04 to 14.04 via the update manager, a power shortage in the building caused my desktop to fail. This was in the installation phase. I am now able to boot the PC in Windows ...
0
votes
0answers
15 views

Not able to boot ubuntu 14.04 from usb drive

My System is 64 bit so I downloaded an ubuntu 14.04 Trusty Tahr copy from its website and installed it successfully in my sandisk cruzer blade 4 GB Pen drive using Universal usb installer. When I ...
0
votes
2answers
20 views

Can't boot Windows after unsuccessful install of Ubuntu through USB

First of all, I am completely new to Ubuntu and not very knowledgeable with computers in general. Please forgive me for my explanation maybe being vague or word choice being incorrect. I am using a ...
1
vote
2answers
34 views

Black Screen, it doesn't go to desktop

I was copying around 750GB of files into my external hard drive, estimated time was 10 hours. It significantly slowed down my laptop. I wanted to check what is inside rubish bin so I opened it, but it ...
0
votes
0answers
13 views

Ubuntu Gnome. Booting issues

I new so don't know much about Ubuntu. So it was just a moment ago, I was playing with some tutorial online about setting up gaming mouse Ubuntu Gnome. I was following the tutorial and edited my ...
0
votes
1answer
12 views

iMac doesn't boot from same usb that works on MacBook Air

I have created a bootable USB with Ubuntu that works fine on my MacBook Air (year 2011) but is not detected by my iMac (2004) when I press Alt. rEFIx does not help either. I have tried with other ...
0
votes
1answer
14 views

Make FAT32 disks starts with boot [duplicate]

i'm using ubuntu 14.10 utopic beta 2 (waiting for the officiel release) i've two partitions (FAT32) where i save my documents.. i would like to make those two partitions starts with boot.more clearly, ...
-2
votes
0answers
9 views

Installing Quiana from 2 CD's

I want to install Quiana on an older machine that only has a CD (NOT a DVD). I already made a bootable USB pendrive, but the BIOS does not provide a boot option. Is there a way to split the ISO ...
0
votes
0answers
14 views

Put windows boot cd on grub partition

Is it possible to mount a bootable windows installation image to a grub partition. My situation is the following, I want to install windows but I don't have a big enough usb drive, so I was ...
1
vote
0answers
8 views

LTSP Client Boot Issue - Ubuntu 12.04 VMware

Today I've been trying to get a virtual Ubuntu 12.04 LTSP server and client setup running in VMWare Fusion by following this guide. ...
0
votes
0answers
17 views

Problem on boot with AMD after updating kernel

Basically after the lasts two kernel upgrades, I have had problems with my amd radeon 7730M. After upgrading the kernel, the system booted to a black screen with an frozen _ at the top left. I ...
0
votes
1answer
19 views

Boot to desktop w/o password

I'm using Ubuntu 14 on a CuBox system and I want to boot into the desktop w/o having to login. There's no setting for it in my users/groups app. Is there another way to do that?
0
votes
0answers
24 views

Ubuntu boots to black screen with white cursor

I have a home made desktop with two hard drives and two CD-ROM drives and a Nvidia Geforce 560TI GPU. Whenever I try to boot into Ubuntu 14.04 with all of my hardware connected it boots to a black ...
-1
votes
1answer
26 views

Boot issue on startup

I was new to ubuntu and i was more comfortable with windows than linux so i changed my laptop's os to windows 7. I checked all keyboard keys are working properly and then i found out that left alt+f4 ...
0
votes
1answer
36 views

Failed to upgrade, wont boot past ubuntu screen

A few days ago i decide to upgrade to ubuntu 14.04, but now i just get stuck on the loading screen with the white and orange dots. Ive tried to find other posts similar to mine but nothing has worked ...
0
votes
0answers
16 views

I lost /boot on thumb drive, can I reinstall it?

Here's the situation: I have two encrypted Ubuntu partitions on my desktop; / and swap. /boot was installed on a thumb drive that I managed to destroy whilst installing a new video card into my ...
0
votes
1answer
22 views

Dual boot windows 8.1 problems

I have what I thought to be a successful dual boot of ubuntu and windows 8.1 dual boot. I just found out that I've completely lost windows. I have been trying for days to install windows from usb ...
0
votes
1answer
17 views

Ubuntu Dual Boot second Linux Distro

I have had some trouble dual booting Ubuntu 14 with another linux distro. I have an existing Ubuntu installiation running (nothing else besides Ubuntu 14, however), and the second .iso on a live usb. ...
0
votes
1answer
26 views

Safely removing and reclaiming Windows partition from dual boot machine [duplicate]

I wish to reformat a Windows 7 partition, reclaiming it for use under Ubuntu 14.04 already running on the machine. Windows is no longer needed. The partition is mounted in Ubuntu and its files ...
1
vote
1answer
22 views

Black screen and later garbled screen after installation 14.04, where should I begin?

Just a foreword, this is my first foray into anything Linux related. Please forgive me if my lingo isn't up to par. I just installed Ubuntu 14.04 last night. After I removed the installation disk ...
0
votes
1answer
15 views

i have to enter the boot option and select ubuntu in UEFI everytime i boot into ubuntu

i just installed ubuntu 14.04. everytime i boot my laptop(dell inspiron 5423) i have to enter the boot options and select ubuntu in UEFI options. how can i make it boot normally?
0
votes
0answers
12 views

Boot to GNU GRUB and stops

Please read this as coming from a complete beginner. After several months of pleasure using xubuntu why does my machine suddenly decide not to boot but go instead to the GNU Grub screen and ...
1
vote
0answers
14 views

Battery not detected, /proc/acpibattery empty even it is present

I'm using Ubuntu 14.04 and it is fully up-to-date. But the battery of my laptop is never detected. There is no battery icon on the top bar, the /proc/acpi/battery is empty. I've tried to remove the ...
0
votes
2answers
21 views

Installing Ubuntu on Dell Inspiron 15 3521 [on hold]

I purchased a Dell In 15 3521, and i am trying to install Ubuntu. but it was not installing Could you tell me what i have to do?
0
votes
0answers
26 views

How to install Windows 7 over ubuntu from win 7 iso [duplicate]

I'm getting a new computer build soon and I figured I'm going to install Windows 7 so I can play some of the games I enjoy that are not compatible with Ubuntu; once I were to get Windows 7 installed; ...
1
vote
0answers
8 views

Why does each update remove vital boot files?

Everytime I update, the most recent being Trusty Tahr, I always end up having to completely reinstall Ubuntu with a usb. Everytime I get told that certain boot files are missing. Why does this keep ...
1
vote
1answer
14 views

Why won't my system boot off of a partition that I just transferred the Ubuntu install image to using the dd command?

I have a drive that I would like to install Linux onto, for eventual use on another machine. I want to bring the Ubuntu installer image onto a 20GB partition, and then boot into that. When I boot ...
0
votes
0answers
24 views

Problems installing Ubuntu in UEFI system

I am having trouble booting into my HDD, where I have installed Ubuntu as described @help.ubuntu.com/community/UEFI I have attempted to utilize Boot-Repair to no avail. Here is my link pasteurl link: ...
0
votes
0answers
19 views

Grub will not boot win7

Ubuntu 14.04 will not dual boot. Boots directly to Ubuntu. I tried repairing windows with win7 startup disk (bootrec /fixboot) and it appears the start up files were placed on the beginning of the ...
0
votes
0answers
27 views

Gave up waiting for root device (and cannot find drive from usb live)

I am seeking help for a typical problem for which I have tried many solutions. The typical problem is the Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - ...
0
votes
1answer
35 views

Moving /boot to a usb key

How do I move the existing /boot partion of a 14.04 root encrypted installation to a usb key?
0
votes
0answers
10 views

Grub not booting anything

Lenovo g505s with 8.1 per installed Amd a10 processor with 6 gb or ram and 1000tb hd My files are backed up to an external had or sitting in the cloud so that's not really a problem. Shut off secure ...
0
votes
0answers
15 views

Alienware 17 + Ubuntu 14.04

Unable to CD boot Ubuntu 14.04 on (new) Alienware 17. My guess is graphics card issue. AMD Radeon R9 M290X. Any advice? Thanks.
0
votes
0answers
14 views

When installing Ubuntu, can I use the dd command to copy the image to my 1TB hard drive for subsequent insertion into another machine?

Typically people are installing Ubuntu using a USB drive or burned DVD, but I don't have these. I would rather just go with installing to the destination hard drive itself, make it bootable, and ...
-1
votes
0answers
17 views

Ubuntu is not reading my windows 7 installation disk when restarted. How to enable it? [on hold]

I was attempting to dual boot,many attempts actually, but all failed,and I think I ended up changing some settings in the BIOS I think, whatever it is, I think I disabled something that can open the ...
1
vote
0answers
26 views

Triple Booting Mac, Windows, Ubuntu on Mac with Windows Already installed with bootcamp

So on my macbook I have OS X 10.10 Yosemite, Windows 7 Professional, and I want to install Ubuntu from a USB stick. I already have a bootable USB drive, and already installed refind. The problem is ...
0
votes
1answer
8 views

how to unlock screen when booted from usb?

i installed ubuntu 13.10 in the installation process i lost all data. i booted from the usb and took the help of testdisk. sudo apt-get install testdisk sudo testdisk After finding all the ...
1
vote
2answers
22 views

grub not dual booting win7

New Ubuntu 14.04 installation. Boots straight to Ubuntu. Tried repairing. Here is output of fdisk: Device Boot Start End Blocks Id System /dev/sda1 * 63 ...
0
votes
0answers
13 views

What to do with the series of randomly occurring errors?

I'll get straight to the point with this one, my laptop (ASUS G75VW) is dual booted with Windows 8.1 Pro and Ubuntu 14.04.1 and is experiencing randomly occurring errors. I don't know if they're ...
0
votes
0answers
11 views

After forcing Bleach Bit to stop, now Lubuntu cannot boot v14.04

I was running Bleach Bit but got tired that it didn't finish, so I forced it to stop by pressing the boot button. After that, I started again the laptop, it keeps on trying to boot but it doesn't. The ...
0
votes
0answers
10 views

How to deal with duplicated GRUB entries with different names?

As I told in a previous question, I was having GRUB problems with a dual boot PC with both Lubuntu and Bodhi Linux. One of the partitions (the one with Bodhi Linux) was messing with the GRUB entries, ...
1
vote
0answers
90 views

How to fix “/dev/mapper/ubuntu--vg-root does not exist” on new installation?

I just installed 14.04.1 on a USB 2.0 drive. At startup, I'm prompted for the encryption key, which I enter. After that though, I get the following: Gave up waiting for root device. Common ...
0
votes
0answers
18 views

no access to windows 8 because of grub error

I have a dual boot lenovo G505 laptop windows 8.1 and ubuntu. I deleted the ubuntu partitions and now when I start the pc the screen displays Error: no such partition Entering rescue mode Grub ...
1
vote
0answers
23 views

make bootable hard disk to install multiple OS

I am using Ubuntu 14.04 LTS and I have two partitions in my hard drive. So I want to install Windows in one of my partitions and keep Ubuntu on the other. To do so, I want to use my external hard ...
-1
votes
0answers
18 views

Bios doesn't appear when I connect my HDMI Cable

I have a desktop computer with dual boot using grub and a permanent HDMI cable between my computer and my TV. When I start my computer, I don't see Bios Screen in my computer, I can only see it in my ...
0
votes
0answers
17 views

(How) can I avoid undesired effects of booting with “nomodeset”?

Sometimes (approximately 1 of 3 times) waking from hibernation with Ubuntu 14.04 on my HP pavilion dv6000 laptop computer ends with a black screen with backlight and the mouse pointer - in those ...
0
votes
0answers
15 views

Weird characters at booting Ubuntu 14.04 LTS

I have two OS on my PC: Windows XP and Ubuntu 14.04 LTS. After selecting Ubuntu in GRUB screen and pressing enter, screen goes black, and after 10 seconds "^[[21~" is being constantly written on the ...
0
votes
2answers
36 views

Deleted Ubuntu partion within windows and now computer won't start

So basically my parents got rather pissy at me for messing with the home computer and putting ubuntu on it as a secondary os. So I was told to unistall it, my friends all use Ubuntu as well and they ...
1
vote
2answers
23 views

Identify which grub menu item used when booting

Is it possible to test which menu item was used to start the system. If the choice of kernel was different i can for example do this in my login script if uname -r | grep -q lowlatency; then ...