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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Solved-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
4k 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 ...
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0answers
34 views

Ubuntu 14.04 LTS freezes while booting with purple screen

Been using Ubuntu unity for about 6 months and decided to give Ubuntu Gnome a try. Unfortunatly didn't like it so decided to return back to unity. Since then I have had loads of touble. My main issue ...
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0answers
22 views

Install Linux on Mac OS X 10.7.5 HD Partition?

I am having serious problems installing Linux (any flavor) on my 2006 5,2 Intel iMac. I have tried simply burning the .iso to DVD, converting the .iso to .cdr, then burning the .cdr, as well as ...
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0answers
9 views

What to do about “the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present” for Ubuntu 14.04

kindly give me a proper fix method (“the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present”) for above issue. and if you have online rectification method like teamviewer please do ...
0
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1answer
33 views

Log In lost due to memory loss [duplicate]

Following illness when Ubuntu part installed on 64 bit AMD system I now do not know my Log In, can this be recovered/changed, or shall I wipe the hard drive and start again? I have reset the ...
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0answers
29 views

Installing ubuntu with windows 7 Disk error load

I'm new using Ubuntu my life was going great after i installed alongside with Windows7 that's where problem happens. :) I see that this issue is extremely common but I didn't find any properly ...
0
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1answer
125 views

Xen vm stuck at grub prompt

How can I get my Ubuntu server booting again? Is there a tool that would auto-fix this situation? No matter how many ways I run the "boot fixer" using a virtual image of ...
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1answer
40 views

Ubuntu & Flavors Installation Errors?

My father owns a rather old (2006ish?) Compaq that had Windows 7 installed on it (x64) and has become so bloated, old, and impaired that it froze up every few seconds and ran slower than a snail. He ...
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2answers
3k views

Make an Ubuntu bootable USB drive for a PC using Mac?

I have a netbook that I want to install Ubuntu onto. I do have a good Mac computer that I can make a bootable USB drive from, but I'm confused on how to go about making it.
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0answers
39 views

Sylinux 5.x and YUMI - “no default or ui directive found”

I'm on Ubuntu 14.10 and I'm trying to create a multiboot USB with YUMI. the usb is formatted with fat32 I have installed on the usb a couple of live linux ( ubuntu, archbang ... ). When I try to ...
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1answer
46 views

What does Kernel do? [closed]

Firstly, I'd like to say that I LOVE LINUX OS :) I'm new and i found this project -> https://www.kernel.org/ is contributed it as an open source. My Question: Can i make my own Linux OS by using ...
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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 ...
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1answer
3k views

How to start dhclient at boot?

Here's the problem: root@home:~# ping 8.8.8.8 connect: Network is unreachable root@home:~# dhclient eth0 RTNETLINK answers: File exists root@home:~# ping 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) ...
3
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1answer
2k views

Why can't I start Ubuntu on an Acer Aspire ES1-111M-C56A?

I just bought the 11,6 inches Acer Aspire ES1-111M-C56A (Intel Celeron N2840, 2,1GHz, 2GB RAM, 32GB eMMC, Intel HD Graphics, Win 8.1 with Bing) and I'm facing different problems when trying to install ...
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0answers
28 views

USB boot doesn't work , windows boots every time

I've seen there are a lot of "USB boot" problems, but I haven't seen this. When I start my pc and open boot options, I choose USB and instead of Ubuntu installer it just boots windows as normally . ...
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2answers
92 views

Install Windows 8.1. with BIOS unaccessible

I've got really annoying problem and can't seem to figure out how to work it through. Recently I cleared my hard drive and installed JUST ubuntu 12.04 and of course upgraded to 14.04. Now I need ...
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0answers
34 views

“reboot and select proper boot device” issues [duplicate]

Installed newest version of ubuntu to brand new Toshiba Satellite C55-B5100 and after "successful" installation from dvd-rw disk was prompted to reboot. After rebooting the screen went black and the ...
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2answers
36 views

[mntent]: line 16 in /etc/fstab is bad

I am try to mount -a my hard disc. But end up I got this respond root@server:~# mount -a [mntent]: line 16 in /etc/fstab is bad [mntent]: line 18 in /etc/fstab is bad [mntent]: line 20 in /etc/fstab ...
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0answers
27 views

the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present error on startup and ubuntu hangs on suspend [duplicate]

The disk drive for /dev/mapper/cryptswap1 is not ready yet or not present shows on startup but ubuntu starts normally. I recently installed ubuntu 14.04 as dual boot along with windows 7 using a ...
0
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2answers
63 views

Unable to boot into windows 8.1 after installing on seperate partition (not preinstalled)

I have decided to give Ubuntu a try, so i decided to install it alongside my Windows 8.1 (not preinstalled - It was delivered with win7), though i had to make a custom install (had the "no system ...
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0answers
21 views

Ubuntu Virtual Machine cant' mount directories /dev /sys /proc

I am running this Ubuntu Virtual machine on CentOS5- Virtual Host Manager. The Virtual machine can't boot because it can't mount /dev,/sys,/proc. Killed: mount: mounting /dev on root/dev failed: no ...
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1answer
5k 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
24 views

Black sreen after switching user

Here is what is happening in details, in my Ubuntu 14.04 : I log in as user "A" Without terminating the session, I switch to user "B" without terminating the session, i switch back to user "A" and ...
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2answers
3k views

Device for boot loader installation via USB

Hello all you Linux'ers. I have used Ubuntu before, and really enjoyed using it, but it was set up by a friend of mine in the computer science department of our university, and we were making a ...
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0answers
20 views

Ubuntu 14.04 does not autoboot

My Ubuntu 14.04 doesn't autoboot, I've to manually select the default grub item. My /etc/default/grub: GRUB_DEFAULT=0 #GRUB_HIDDEN_TIMEOUT=0 GRUB_HIDDEN_TIMEOUT_QUIET=true GRUB_TIMEOUT=2 ...
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0answers
38 views

Ubuntu 12.04.4 boot problem with Windows 8 (64-bit)

Contrary to other questions here, I do get the option to chose between Windows 8 and Ubuntu 12.04.4, but choosing Ubuntu I get this weird message about "more than eight outputs detected"... and no ...
49
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2answers
35k views

Why this occurs error: Diskfilter writes are not supported

This message occurs when leaving the Grub menu and before the Ubuntu splash screen. How do I fix the problem to clear the message? And what doe is it mean? error: Diskfilter writes are not ...
2
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2answers
7k views

Can't boot from CD now that Ubuntu is installed?

I ran across an older toshiba laptop with a pentium 4 2.66 ghz cpu and 464 mg of ram. I thought i would try out Ubuntu 12.04 on it instead of running live on another computer to test it. So anyway I ...
2
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1answer
7k views

Can not mount /dev/loop0 (/cdrom/casper/filesystem.squashfs)

I downloaded 12.04.1 and md5 sum checked them and everything is good. Made a live usb and booted up... Just gets to where its about to start with the purple ubuntu loading screen then it goes back ...
0
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1answer
47 views

Dual boot giving boot priority to Ubuntu 14.04 (UEFI based)

I will install ubuntu in a computer with pre-installed Windwos 8, this summarize all procedures (Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported)), but something very ...
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2answers
81 views

Dual boot ubuntu-gnome 14.10 and windows 8.0 on sony vaio note [closed]

I had many problems to fix the grub on my Ubuntu Gnome 14.10. In my case, I formatted both Linux and windows, but this can help if you only format your Ubuntu. Go to the BIOS interface, disable ...
2
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1answer
22 views

What key for Ubuntu option during pre boot (small twist)?

This question is close to others on the site but I still haven't found an answer. I have a Toshiba Satellite with Windows 7. Ubuntu has been installed on it and I have used it before. I haven't ...
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0answers
29 views

On installation, my computer shows a white box on a black screen and the installation consequently fails. What can I do to fix it? [duplicate]

Good day, I have googled this problem and it doesn't seem to have come up before, if it's a duplicate that's been solved then please redirect me there. I'm trying to install Ubuntu 14.04 as a ...
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0answers
32 views

After Boot-Repair, Windows 8 (10)not showing up

OK, I know there are other questions like this, but I'm posting this because mine is slightly different. I have Windows 10 installed (shows as Windows 8 in boot menus) and I installed Ubuntu just as ...
0
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2answers
80 views

Attempted Installing Ubuntu on Windows 8.1 UEFI, Confused about booting in UEFI, Legacy Mode

I followed this Askubuntu Post to install Ubuntu as dual-boot with Windows 8.1 pre-installed as(UEFI),but I am not able to dual-boot and tried Boot-Repair I first burned an Ubuntu ISO on a blank ...
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3answers
161 views

Can't boot LiveUSB in Windows 8.1

I am attempting to dual boot my HP machine that came pre-installed with Windows 8.1. I am trying to dual boot it with Ubuntu Gnome 64-bit version. So far, I have disabled fast startup from Control ...
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0answers
53 views

Trying to Install Ubuntu 14.10 but will not boot from the hard drive

Okay, I've been at this for 3 days now. I am installing Ubuntu Via USB and I'm using the Universal USB installer and downloaded the Ubuntu 14.10 version. I tried two ways to install it to the hard ...
0
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2answers
39 views

How to boot from my LIVE USB?

I cannot get the screen by repeatedly pressing F12 or ESC or any other screen.
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3answers
4k views

MSI GS70 reboot and select proper boot device or insert boot media

I just bought an MSI GS70 and I wanted to install Ubuntu from a Live USB. As suggested by other posts, I switched the boot mode to Legacy and after that the only thing that happens when I start up my ...
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0answers
34 views

Strange boot issue (purple screen)

I'm somewhat of a noob when it comes to this kind of stuff, but I am a computer science student so I am familiar with operating systems. Anyway, I'll try to be as detailed as possible in describing ...
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2answers
4k views

an error occurred while mounting /boot/efi

I'm a new Ubuntu user. I have UEFI system and after few tries I succeeded to install (via usb), the latest version of ubuntu. Now when I'm trying to boot from grub i get this message: an error ...
1
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2answers
12k views

Boot into Ubuntu from Android Tablet with Live USB Drive

I have an Android ASUS Slider tablet. I have successfully installed UBUNTU to an 8GB thumb drive. I would like to boot into the thumb drive the same way I do with a windows system except I would like ...
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0answers
34 views

Bootable device not found after clean install of Ubuntu 14.04 UEFI

I have a single boot laptop where I performed a clean installation of ubuntu. After bot it shows a I tried running boot-repair with this output http://paste.ubuntu.com/10605939 When if finishes it ...
0
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1answer
56 views

How can I detect when the boot sequence is complete on headless system

I have a CONF file in /etc/init to configure and start software on my headless machine. When a monitor is attached for development and testing I see that my software starts near the end of the boot ...
0
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2answers
80 views

Ubuntu Server 14.04 after perfect install, boots into blank screen

After installing Ubuntuserver 14.04.2 LTS without any errors I tried to boot into my SSD and then I just got to a blank screen with a blinking underscore. There was no input except for "Ctrl + alt + ...
0
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1answer
61 views

Can Ubuntu 14.04 use encrypted swap without resorting to unofficial hacks?

On a fresh install of Ubuntu 14.04, I get this error message during boot the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present and the swap partition is never activated. From ...
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0answers
29 views

Access GPIO pins on pandaboard running ubuntu 12.04

The trouble I'm having is that the error message shows that the kernel does not support gpio. So, what should I do to make the kernel support gpio?
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2answers
4k views

Grub2 on LVM: How can I switch between alternate root LVs?

I have a working setup of Ubuntu Server 12.04 LTS (precise) installed on a LVM Volume (/dev/vg0/root). /boot is on the same LV, and Grub2 boots nicely from it using its own raid/lvm/xfs modules. Great ...
0
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1answer
26 views

Ubuntu Partition deleted and got i386 file not found error

My query might be looking similar to others which are already posted here and in other forums. But i didn't see exact problem what i am facing. Here we go, My mistakes: Tried to install windows ...