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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39 views

Unable to decrypt disk on normal Lubuntu boot

I'm having trouble starting up my system. I use VirtualBox to run Lubuntu 14.10 on Mac OS X 10.10.1 host. I have used the built-in disk encryption available when installing (L)Ubuntu. When it boots ...
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0answers
20 views

How to clean 100% full /boot in Ubuntu 14.04 [duplicate]

I'm new to Linux and my /boot is completely full and I have no idea how to clean it. Any help is appreciated.
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1answer
35 views

My Uninstall of Ubuntu 14.04 from Windows 8.1 messed up using EasyBCD

I started with a pre-installed Windows 8.1 Lenovo with one-key recovery. I dual booted Ubuntu. Then I uninstalled Ubuntu to reinstall again in a better way. I was trying to boot with windows 8 boot ...
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2answers
254 views

14.10 Live CD black screen

First, the CD (64Bit) is alright, tried on another computer and is working. Booting Live CD. choose Language (OK) Choose Keyboard-layout (OK) When I go further, a black screen appears, ...
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0answers
39 views

Ubuntu 14.04 doesn't boot even after boor repair disk on Windows 8.1 dual boot [closed]

Ubuntu 14.04 stopped booting after verification of Windows 8.1 on Acer Extensa 2510. Tried the boot repair disk on windows 8.1/ubuntu 14.04 dual boot. The grub menu appears but it's only windows 8.1 ...
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0answers
6 views

Black screen during install, and infinte reboot loop [duplicate]

Installing ubuntu from disk loads up fine to purple loading screen with the orange dots. Does the dot thing for awhile then goes into a black screen. sits at a black screen for a few minutes before ...
0
votes
1answer
53 views

NO UBNLDR error while booting from unetbootin [duplicate]

I was trying to install Ubuntu14.04.1 using Unetbootin. I downloaded the .iso file and followed the steps as outlined in the official tutorial. However after I select the Unetbootin option from the ...
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0answers
17 views

Grub menu doesn't show setup option [migrated]

I am new to Ubuntu. I had to reinstall elementary off a USB. I Thought it had installed, so I restarted. When the reset was done the grub screen appeared, so I selected normal boot. After that the ...
1
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1answer
46 views

no partition after installing ubuntu

I cannot boot back my windows 8 disk after Ubuntu install. I installed Ubuntu. Probably I selected my main disk (I wanted to used the diskonkey disk). After about 3-4 screens (selecting time zone) I ...
-1
votes
1answer
54 views

cant boot into windows 8.1 after ubuntu 14 [duplicate]

I followed a tutorial to install ubuntu 14 on windows 8.1. When i tried to shrink the space on windows before installation my C drive showed that 0 space was available after shrinking. I went ahead ...
-1
votes
1answer
69 views

a problem with the hard drive has been detected [closed]

hey i really need some help .this is what happened my laptop fell(it was running windows 7) and the computer stopped working normally.i decided to connect it to my desktop(which already contained a ...
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0answers
23 views

Live CD - Can't even get to boot select screen / Blinking cursor of doom

This is really weird. I can't even get to the boot options screen on one of my computers, and I get the blinking cursor on the other one. I have a 32gb flash drive and I've reformatted, changed ...
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0answers
24 views

lvreduce causes a failure to boot on Ubuntu 14.04 LTS Desktop Edition with LVM

Whenever I use the command lvreduce to reduce the size of the root logical volume and then reboot, I am confronted with the initramfs screen. I've tried using the standard "Install Ubuntu with LVM" ...
1
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0answers
28 views

Does the Ubuntu installer create a hybrid MBR partition table on EFI systems?

I have a MacBook Air that previously ran Fedora with a dual-boot Windows side for a few engineering tools. I recently switched back to Ubuntu, installing Ubuntu over Fedora using the same EFI boot ...
0
votes
0answers
19 views

How to load Windows from GRUB 2.02 (after unistalling Ubuntu) [duplicate]

I wanted to uninstall Lubuntu 14.10 (dual-boot with Windows8) so I used EasyBCD 2.2 and deleted the partitions of Lubuntu (I followed a video tutorial for using EasyBCD). But now as I turn the PC on, ...
1
vote
1answer
38 views

Removed operating system blank screen with flashing underscore

I recently used DBAN boot and nuke to completely wipe a PC I was planning on giving away. I now want to install Ubuntu on it before I hand it over. I've wrote the iso to a usb however when I set the ...
0
votes
1answer
21 views

Making ubuntu take over windows space on mac

I have a macbook with triple boot system OSX,Windows 7,and Ubuntu,which took me 2 weeks to make it,i boot with rEFInd and Grub2 menu and now i dicovered i don't need windows anymore so what's the ...
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0answers
13 views

Lenevo G580 Model 20157 can't open bios menu [migrated]

I am facing problem in opening the bios menu by pressing the system rescue botton which bring up the CMOS menu under which there is bios menu where I can change the UEFI/Legecy mode or change the boot ...
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0answers
25 views

Macbook Pro 5,5 will only boot 14.10 through recovery mode

I've installed Ubuntu Desktop 14.10 on a 2009 13" Macbook Pro (5,5). I installed it from an SD card, to an external FireWire drive (single boot). The install went smoothly. Now when I try to boot, ...
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0answers
10 views

Trouble Booting from 14.04.1 DVD

This is my first time building a computer without windows. I have just put together all the parts of a new PC build and when I go to put in the DVD to install it. It whirls around for a bit then ...
1
vote
1answer
29 views

Having trouble booting into Ubuntu on macbook air (mid-2012)

so I am extremely new to all this, so please excuse my ignorance:) I have a macbook air (mid 2012) and I'm trying to dual boot Ubuntu 14.04 via usb and I'm having trouble with it all. I've installed ...
0
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1answer
67 views

How do I get into recovery mode on ubuntu 14.04 if the option not showing

I just boot up my laptop then run the sudo apt-get update command, but there's an error says [username] is not in the sudoers file. This incident will be reported. .so I search the google for ...
0
votes
1answer
26 views

How to create a GRUB2 entry for a “LiveSD” Card

I want to be able to boot any OS (this case: a Live version of Kubuntu) installed on a SD card (not USB). I have followed the instructions given for a USB. However that won't work properly, the ...
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0answers
10 views

CREATING A boot ISO with a iMac [duplicate]

I want to copy the ubuntu iso to a usb from an iMac with Yosemite O/S.
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0answers
21 views

Extra modes of booting in UBUNTU 14.01 [closed]

In my computer after using Advanced options of ubuntu five versions are shown including 3 recovery Modes. Central recovery mode only usable. how to eliminate other versions
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0answers
27 views

Installing in USB: “force” bootable USB, is it bad?

This is what I meant. I want to make sure that the C drive is not bootable and my USB is bootable by changing the settings in Windows. If you guys still don't know what I meant: I open the Computer ...
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0answers
36 views

Dell Optiplex 780 stops booting at hardware RAID screen

I installed Ubuntu server on a Dell Optiplex 780. I have two 500GB WD blues in a hardware RAID1 on the machine. Any time I try to boot to the RAID, though, it hangs. There is a chart that has the RAID ...
0
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1answer
37 views

Ubuntu Boot Problem Boot-repair boot

When I start my laptop the following error appears "Operation System not found" When U use the Boot-Repair utility from my USB stick, I use the Terminal to put the commands but nothing happens. I ...
0
votes
1answer
51 views

Operating System not Found

I've Xbuntu installed on a 128GB SSD that boots and runs without issue on my desktop. (Even on its own with all other drives disconnected) When placed in my laptop, although it sees the disk, I ...
0
votes
2answers
48 views

What is the recommended USB software to put an ISO of Ubuntu on USB?

I've used Rufus and the Universal USB from pendrivelinux, but I was wondering if there's a recommended software or if there is a better one.
0
votes
1answer
22 views

failure reading sector from hd0

I've tried to install several different distros but I get the same error. I've tried boot-repair but didn't help. here is my boot-repair info: http://paste2.org/_CKw2VCXG please help !
0
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2answers
51 views

Why should I partition my disk for Ubuntu 14.04?

So I am a new user of Linux Ubuntu 14.04 and I was wondering if its really necessary to partition my HDD. Is my boot up gonna be faster if I do partition it or is it just good practices to do it.
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votes
3answers
9k views

How do I start Deluge in the background?

Basically I have Deluge all setup for my account with Transdroid and the WebUI and everything, however, what I would really like, is for it to start the moment the computer does so that no matter who ...
0
votes
3answers
1k views

How can I run Ubuntu inside a virtual machine on Windows 7?

When I tried to run Ubuntu in Windows Virtual PC I got this error: This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to boot – please use a kernel appropriate for your ...
0
votes
3answers
26 views

How do I boot a Linux LiveCD on a Lenovo Yoga?

I just bought the book Hacking: The Art of Exploitation and it comes with a Linux LiveCD that is pre-installed with Ubuntu and a bunch of Source Code. on my desktop computer(running Windows 7) I ...
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0answers
30 views

tty1 login screen after fresh install of Ubuntu

Trying to install XUbuntu. I'm new to Linux. I have a 32 bit Intel Pentium 4 processor with 2 GB memory on an R 82945 G express family chip set. 80 GB on hard disk. I installed from live CD and chose ...
0
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1answer
31 views

Booting into Ubuntu External Harddrive [closed]

How can I boot my Ubuntu External hard-drive from any computer?
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0answers
10 views

Can't boot after upgrade of Ubuntu

After installing Ubuntu 12.04, when I was asked to upgrade to 12.10. I did it and after rebooting, I have the purple screen of ubuntu with options, but can't do anything except removing power and ...
0
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0answers
43 views

How to return computer to factory settings after accident with the upgrade of Ubuntu

I did a very stupid thing. Last week I bought Dell Inspiron 5547, with pre installed Ubuntu 12.04 LTS by the manufacturer. When I turned it on and did initial configuration, I acted very impatient ...
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0answers
231 views

Upgraded to 14.04; display no longer operable

It's a rack-mount server that was running 10.04LTS for the last four years quite happily. I decided it was time to upgrade. As usual, it didn't go smoothly. I finally have it booting into the upgraded ...
0
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0answers
25 views

Visual glitch/bugs on desktop

Today I was going to install Ubuntu 14.04.1. First I tried to run ubuntu without installing. After some time the Ubuntu started, but with visual bugs: As you can see there is some kind of problem ...
0
votes
1answer
127 views

Need to reinstall boot loader on Dell XPS 13 (9343) - no dual boot

Being impatient and willing to wait until Dell comes up with their new version with ubuntu preloaded, I am trying to install 14.04.1 on my brand new XPS 13 (9343). I did few dry runs with a USB ...
0
votes
1answer
13 views

Loading Session Applications

How does Ubuntu Load previously opened applications on startup? (I want to code and modify that functionality present in the system preferences manually )
0
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3answers
3k views

Reliable bootable USB creator in Ubuntu

I need a reliable application which will make usb pen drives bootable. Recently, I tried creating a bootable lubuntu-13-04-alternate usb on a ubuntu 12.10 system but ended up with 'boot error' when ...
0
votes
0answers
32 views

ubuntu 14.04 startup screen problem [duplicate]

I have a problem: my laptop never startups completely until I restart it by pressing and holding the power button. I am using ubuntu alongside Windows 8 Pro and my laptop is a Toshiba Satellite B380, ...
0
votes
1answer
58 views

I can't install ubuntu 14.04.1 on my pc [duplicate]

I am trying to install ubuntu on my pc but i can't.I can't find what problems are. Booting from dvd and getting to the purple screen and after that installing ubuntu,but it goes to black screen with a ...
0
votes
1answer
3k views

Problems booting Ubuntu, “gave up waiting for root device”

I had very odd things happen after I decided to upgrade my Ubuntu 12.04 installation to the newer 13.10. I decided to upgrade version by version to avoid losing my configuration. The upgrade from ...
0
votes
1answer
6k views

How is ubuntu live user graphical session (startx) started up in a LiveCD?

I am trying to build a custom ISO, using ubuntu-builder. I've taken a 12.40 mini remix ISO as a starting point. Here is my specific example - however, I'm interested in principle how the process goes ...
0
votes
1answer
242 views

Ubuntu 14.10 Startup & Shutdown Issues w/ HP Pavilion x360

I have an HP Pavilion x360 n010dx running Ubuntu 14.10 Utopic Unicorn with the Linux kernel "linux-signed-image-3.16.0-23-generic", and I am having issues with Ubuntu starting up as well as with ...
0
votes
2answers
29 views

Ububtu upgrade stuck at the time of Unpacking fonts-sil-padauk

During the installation of the upgrade from 12.10 to 14.04 the installation is stuck at "Unpacking fonts-sil-padauk (2.80-2) ...". What should I do now?