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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Grub not booting up.

Hey guys I have a question about grub. I am trying to dualboot windows7 and linux however I am recving a problem with grub. It will just boot into windows. I also delated the system reserved ...
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1answer
4 views

Stuck in GRUB after upgrading to 15.04

I upgraded a PC from 14.10 to 15.04 today with no errors, and rebooted. Now I'm stuck at GRUB. If I select 'Ubuntu' to boot, it reboots the machine. If I go to 'Advanced options for Ubuntu' and then ...
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0answers
9 views

Ubuntu Gnome freezing during startup

This morning I installed Ubuntu Gnome 15.04. I installed a few applications and restarted the computer a couple times without issue. I just ran updates though, and when I restarted the computer ...
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1answer
345 views

Trying to install 13.04 and computer won't detect bootable USB drive as a bootable USB drive

I have a HP computer with Windows 7 that does not operate properly. Windows only works for a few seconds to a few minutes before showing a blue screen and restarting. I am trying to install Ubuntu ...
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2answers
24 views

I've tried every possible solution, my computer WILL NOT BOOT FROM GRUB

Okay, I went through the installation process to have dual OS; windows 8 and ubuntu 14.04. No matter what I do my computer WILL NOT boot from the grub menu. To clarify I have already: disabled ...
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0answers
5 views

Kernel panic when trying to install ubuntu

Summary: When trying to install Ubuntu i get Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) and the other questions adressing the same error doesn't help since all ...
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0answers
756 views

Failure to upgrade from 12.04 LTS to 14.04

I was trying to upgrade to 14.04, everything vent fine without errors but after reboot the system has crashed. I am getting this error message: mount: mounting /dev/loop0 on /root failed: Invalid ...
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1answer
180 views

New Laptop stopped booting after a good week

So far I always could solve my problems by reading through questions already asked but this time I can't find any prescedental case, so here we go: I got a new laptop for christmas, immediately ...
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0answers
74 views

Install Ubuntu on Yoga 2, first windows 8 install

So, I recently just got a Yoga 2, and found this guide to installing ubuntu on it https://datainfer.wordpress.com/2013/11/21/install-ubuntu-on-ideapad-yoga-2-pro/ My question is, In the guide, it ...
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1answer
42 views

Massive filesystem corruption after latest update on LUKS encrypted drive

I booted my machine this morning and was greeted by a busybox shell. I booted from a live USB, mounted the drive with cryptsetup, but when I try to open it it says my ubunutu--root-vg has an ...
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5answers
3k views

VirtualBox boots only in UEFI Interactive shell

I installed Ubuntu 14.10 in VirtualBox with UEFI. But now I have rebootet this OS and now it boots into a UEFI Interactive Shell v2.0. How can I boot normaly into Grub again? I hope you can help me, ...
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1answer
31 views

Ubuntu 14.04 suddenly won't load the Unity GUI!

This follows up with a new twist to: Ubuntu 14.04 stopped booting suddenly The situation before the problem cropped up was a little different this time around (for one, I didn't mess around with ...
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3answers
136 views

14.04.2: gave up waiting on root device

I've just installed 14.04.2, and after selecting Ubuntu in grub I get dumped to an initramfs shell. The error reads gave up waiting on root device. The device it's trying to mount by UUID, hosting ...
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5answers
535 views

No dual boot menu

I formatted all of my disk and installed Ubuntu on my computer. I immediately partitioned, from an Ubuntu live CD, my hard drive, creating an NTFS partition for for Windows. After successfully doing ...
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3answers
2k views

Creating a boot disc and Installing ubuntu ASUS X205T(A)

I am having problems with creating a boot disc and installing ubuntu on an ASUS X205T I just bought. I have successfully (I believe) created a few boot discs with 2 different programs and checked ...
2
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1answer
320 views

Grub_rescue error : unknown filesystem , error loading operating system

i had Windows 7 and Ubuntu 12.04 installed in my system. I removed ubuntu and installed it again. When i restarted the system , its showing Error : Unknown filesystem grub rescue > i used ...
0
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1answer
179 views

Ubuntu booting screen missing in 15.04 desktop

I recently installed Ubuntu 15.04 using Unetbootin. (dual boot with windows 7). But on booting Ubuntu I get a pink screen (same color as grub default background) which changes to black after a few ...
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5answers
9k views

How to use Plop Boot Manager to boot from USB in Linux?

I failed to upgrade from 12.04 to 12.10, so I decide to make a fresh install of 12.10. My old computer doesn't support boot from usb, and its cd-rom is broken. I know Plop Boot Manager can make my ...
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1answer
15 views

Can't install windows 7 , it gives “no device drivers found” message

I'm using ubuntu 14 and I've been trying to install win7 but every time I try to install it , it gives a message saying "No device drivers were found. Make sure that the installation media contains ...
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1answer
12 views

Cannot boot from USB or DVD _Ubuntu 14.04 LTS

hope somebody has any original ideas on my particular problem.. I have downloaded and successfully installed Ubuntu 14.04 LTS 64-bit to my new Laptop and am having minor problems with speed etc. Thus ...
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4answers
4k views

Help, linux beginner! How do I put ubuntu on usb and boot/install on a PC with blank harddrive?

I wonder if someone can help me? I am fairly new to trying to actually understand and use computers myself rather than just buying whatever Windows/Mac wants me to! You will get a giggle from my ...
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2answers
87 views

I can't see my bootable USB

I try to install Ubuntu 12.04.3 in a Sony Vaio computer, but I can not choose to boot from a USB memory because it does not appears in the boot menu. Can you help me?
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0answers
14 views

systemd error on boot: [DEPEND] Dependency failed for ifup for virbr0/nic

First time booting with systemd after upgrade from 14.10 to 15.04 I get this from systemd [ TIME ] Timed out waiting for device sys-su...m-net-devices-virbr0-nic.device. [DEPEND] Dependency failed ...
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0answers
22 views

help needed with elementary OS dual boot with windows 7 [on hold]

I have Windows 7 installed in my laptop. Recently i installed elementary OS on a sepearte partition. The elementary OS installation completed successfully. After reboot the screen was showing the ...
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1answer
659 views

Kernel panic - not syncing: No working init found - also Windows7 dual boot failure after second install!

Installation is on an MSI-7680 MB, with i7-2660 processor, 8G, and 1 TB disk. Procedure followed is per instructions on http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-windows using the ...
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0answers
12 views

ubuntu 14.04.2 get stuck on boot amd graphics

I tried booting Ubuntu 14.04.2 but it got stuck when it said: setting battery thresholds done stopping system v runlevel compatibility [ok]" After this, the screen was blank and stuck, but ...
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1answer
13 views

Reading error messages at bootup

I'm helping a friend load Ubuntu 14.04 LTS on an old Dell laptop. I have it working, but there are several lines of errors that appear during boot up. They come up and disappear so quickly that it's ...
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1answer
5k views

Ubuntu 12.04 & Mac Os X - GRUB Rescue prompt SET commands made permanent?

I recently re-installed my Mac OS X partition. This somehow messed up my entire partition scheme it seems. First I got dropped to the Grub rescue> prompt when trying to boot Ubuntu. I had never ...
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1answer
5k views

How to add Ubuntu to the Windows 8 Boot Menu with a GPT Harddrive

I would like to know how to add Ubuntu to the Windows 8 Boot Menu using bcdedit. I have UEFI with secure boot enabled and both OS's can be booted from the UEFI boot menu by pressing F9. I also have ...
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0answers
11 views

ALERT! /dev/disk/by-uuid/… does not exist (after lvextend and aptitude upgrade)

After resizing the lvm of my machine and - some time later, updating kernel of my machine, the machine does not start. Error: ALERT! /dev/disk/by-uuid/... does not exist What can I do here? Just ...
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0answers
15 views

Filesystems not mounting on boot?

I'm getting this fail after rebooting: I tried the instructions here and no dice. I also found a thread about getting rid of Btrfs but I'm not sure if that's a good idea to try. This is all on ...
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2answers
23 views

How can I increase size of boot partition, if I have an encrypted home partition?

Installed Ubuntu as a first-time user about two months ago. Has been working great until two weeks ago, when updates would no longer install due to not enough room on the boot disk. I did the "sudo ...
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1answer
302 views

Why does UEFI installer not run on my EFI machine?

Have been working on building a multi boot system using EFI. This EFI capable system can not boot Ubuntu or any other installation media using EFI with the only exception being Windows installation ...
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2answers
302 views

Ubuntu 32-bit won't install on Dell Inspiron 4000

I am tuning up a laptop for a friend. The laptop originally ran Windows ME, and is about 13 years old. I recently installed Windows XP on it and it ran like a snail. I am now trying to install 32-bit ...
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6answers
3k views

In Ubuntu 15.04 can't do graphical log in

I have done clean install recently of Ubuntu Desktop 15.04. And I was able to log in to the graphical environment until I enabled "boot to text" like said there: How do I disable X at boot time so ...
0
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1answer
391 views

Grub doesn't appear Ubuntu 14.04

I have a problem when I start my computer. The problem is that when I start the computer, grub doesn't appear but it is installed. Firstly, I installed Ubuntu instead of Fedora 21 (I had Windows 8.1 ...
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0answers
12 views

GRUB rescue and out of memory - killing process occurs when I start my laptop

Using USB booting, I installed Ubuntu 14.04.2 LTS 64 bit on my LENEVO Ideapad G50 - 70 dual boot with windows 8.1 - In order to overcome Ubi partman error 10 ( I think its RAID isssue) by using -> Try ...
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2answers
59 views

False installation process and I cant even get on Bios!

I guess I had set the primary or secondary boot device wrongly! my laptop is a sony vaio t serie and has a win 8.1 . I have download the ubuntu 10.13 from the website and instead of burn it on a DVD ...
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2answers
37k views

How to manually install boot loader?

My attempt to upgrade to 12.04 failed, so I burnt a 12.04 CD, and asked to do a full install, getting rid of all previous OS (I had Windows as well as 11.10). All seemed well until the very end when ...
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2answers
6k views

How do I fix this problem with grub after installing Ubuntu server?

I've installed GRUB as part of the Installation process of Ubuntu Server 13.04 LTS edition. This is the screen that I get after booting from my hard drive: GRUB: Loading. Welcome to GRUB! error: ...
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2answers
5k views

how can I fix error: hd0 out of disk?

I am running Ubuntu 12.04 on a netbook - Acer AS 1410. After a download session, I restarted the computer and it said: error: hd0 out of disk. Press any key to continue... I pressed ...
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0answers
15 views

Anyone else have problems with Dual Boot after upgrading to Windows 8.1? Help would be appreciated

I detest Windows, so when I bought a new Toshiba Satellite laptop, the first thing I did was dual boot it with Ubuntu 14.04. Everything worked fine until I inadvertently upgraded Windows last week ...
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0answers
33 views

Elementary OS on portable hard drive wont work [on hold]

I Recently downloaded Elementary OS (Linux) onto a 1TB external hard drive (Seagate slim). Firstly I created a Live USB using 'Unetbootin' and a 32GB sandisk usb stick. I then plugged the hard drive ...
1
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1answer
26 views

Ubuntu 15.04 - after hard power boot, it never comes back or it boots but then it does not behave correctly

I have a kiosk running with Ubuntu 15.04 64-bit, which is connected to a 47" screen, on boot it starts Google Chrome. Now the Ubuntu 15.04 needs to be powered off (6PM) and powered on (8AM). When ...
2
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1answer
79 views

Booting Ubuntu 14.04 from External HDD

My laptop has Windows 8.1 64-bit and since I have few space on my SSD, I wanted to install ubuntu in an external HDD. From the UEFI settings I disabled the safety boot, fast boot and so on, and I set ...
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2answers
98 views

Crazy boot and reboot times after upgrading to ubuntu 15.04

After upgrade to 15.04 my ubuntu loads really slowly, slower than Windows 8 on the same machine, which insults me. I turned off splash screen, and when I boot the system I get this: A start job is ...
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2answers
4k views

Can't boot from USB; no selection option in grub; usb 1st boot choice

First, I have looked through the suggested questions that may have an answer, but nothing seems on point. I have a dual boot Ubuntu 14.04/Windows 7 system. I have decided to play around with some ...
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1answer
28 views

Sudden problem when turning on the computer

I installed Ubuntu yesterday, everything was working perfect. I turned on the computer today and there was a problem with the /(whatever it means). The only thing I can see is the purple screen ...
0
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1answer
6k views

Error: no such partition grub rescue

I have make drives on my hp laptop b/c i have to install linux on one drive while using windows on other.? one of that drive is if 100gb but while installing linux (version fedora) i have made this ...
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0answers
10 views

Computer booting up automatically

Ok so, i have asked this question before but it did not get soved, so i am going to re-sate it here. SO when my computer is turned off it usualy powers on in the moring for no reason around 4:00AM and ...