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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1answer
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upstart not running jar file once system has booted

I have been working on several bits of code and done a fair bit of testing and looking around for answers before posting this, so I am hoping someone can help solve this with me. The jar I am able to ...
0
votes
1answer
30 views

How to remove Grub from Surface Pro MBR?

I have tried fixboot and fixmbr, both say "the operation completed sucessfully" however whenever I boot the surface, the logo flashes and than I am directed to grub's command prompt and the only way ...
0
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1answer
23 views

Ubuntu installation not found by update-grub

This is a different case than the other questions about this topic, none of which helped solve this one. I have two disks (I'll call them disk 1 and disk 2), each with its own GRUB. Both disks boot ...
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0answers
50 views

Ubuntu USB Discriptor -22 Read Error - Acer Aspire TC-605

I have a Acer Aspire TC-605, my specs are the following: Windows 8.1 Intel Core i7-4770 CPU @ 3.40GHz 3.40GHz 12GB Ram 64-bit Operating System, x64-based processor but I keep getting that error, My ...
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3answers
3k views

Can't enter BIOS settings after installing Ubuntu (Samsung NP300E5S)

I've Samsung (NP300E5S-01IN) laptop, I installed Ubuntu 14.04 LTS on it and now I want to install Windows 8.1 on another partition but whenever I press "F2" key to Enter BIOS settings. it brings me to ...
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2answers
62 views

Stop Ubuntu from loading GUI

I have read all the other info about this subject but can't get this to work. I have a Tegra Jetson TK1 board with Ubuntu 14.04 on it, I tried to update and upgrade Ubuntu, but now I can no longer ...
0
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1answer
228 views

Ubuntu refuses to boot with acpi_backlight=vendor

I bought a Dell Inspiron 14 5000 series and dual booted Windows 8.1 and Ubuntu GNOME 14.04. The brightness would not change, so I booted with kernel parameter acpi_backlight=vendor and it worked. I ...
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0answers
40 views

Black screen is displayed when i try to boot linux mint on my netbook which has ubuntu

Black screen is displayed when i try to boot linux mint on my netbook which has ubuntu.. Here are the steps 1. downloaded linux mint iso 2. made flash drive bootable with unetboot 3. restart machine ...
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3answers
130 views

wrong kernel running after install

I have installed Ubuntu 14.04 from unetbootin. When it reboots after the install, uname -r says: 3.5.0-17-generic ..this means that no modules have loaded for the kernel that is actually installed ...
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3answers
44 views

Upgraded Ubuntu… now only have Windows

I've had Ubuntu 12.04 for about a year now, resisted upgrading because everything works fine. Finally I gave in because I noticed many Windows applications on Wine just aren't working anymore. I ...
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0answers
22 views

screen turns Black when the os is booted [ only after Upgrade to 14.10 ] [duplicate]

today I upgraded my ubuntu [14.04 to 14.10]. during upgrade there are some pop-ups with error messages!!! I neglected them. And after upgrade the system rebooted and turns black!! I entered password ...
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2answers
89 views

Can't boot after deleting EFI boot- and Windows-partition

I got an HP Split x2 with Windows 8 pre-installed. I deleted it, and installed Ubuntu. However, I was wanting to play a few games that didn't work too well on wine, so I created a NTFS partition and ...
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0answers
40 views

Purple screen on boot, with nomodeset, different every time

After installing 14.04 on my MacBook Pro 5 1, I rebooted, and then now I sometimes get a black screen then two little purple lines show up on the top of the screen, but other times it will get to a ...
0
votes
1answer
144 views

Help installing Ubuntu Desktop Next 15.04 from USB

I would like to install Ubuntu Desktop Next 15.04's daily build from 12/31/14. I would like to know how to install this from a USB stick. I used the instructions on the Ubuntu website for normal ...
0
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0answers
37 views

Freeze on Loading Screen at Shutdown and Boot + apport Error Message

Yesterday I dual booted Ubuntu 14.04 alongside Windows 8.1, which came pre-installed on my Dell Inspiron 11. Since then, the Ubuntu loading screen with the orange and white dots has frozen numerous ...
0
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1answer
41 views

Install Ubuntu onto USB stick? (Not installer?) [duplicate]

I'm a total newbie, so sorry if this is a stupid question. I was wondering if I could make a version of Ubuntu I could run straight from the USB stick. Not like the installer, but I'd plug it in 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 ...
0
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1answer
16 views

SuperGrub2Disk not booting from USB

I have downloaded SuperGrub2Disk and installed it via unetbootin on my USB. When restarting and opening the boot menu I can see the USB there. WHen choosing it the boot menu disappears but appears ...
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3answers
34 views

ubuntu 14.04 recovery mode, help

My laptop wouldn't boot so I looked up online things I can do. I'm stuck under the GRUB area at recovery mode as I don't know which Ubuntu with Linux...... generic (recovery mode) to chose. Please ...
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0answers
27 views

12.04 boot issue

If I boot ubuntu 12.04 server normal it starts to boot goes to a black screen and shuts the PC down. If I go through the recovery and resume normal boot it boots into ubuntu and works just fine. I'm ...
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0answers
17 views

Could not initialize sdl no available video device

Hi I booted to tty1 by changing the grub from splash to text. I have a GUI program to run at startup but when i login i am getting could not initialize sdl no available video device. But when i put ...
0
votes
2answers
22 views

Bootup (100 times slower than usual) drops to a shell IF at boot time the computer was off for less than 5 minutes. USB mouse no longer recognized

I've been using Ubuntu on a Windows dual-boot Sony Vaio VGN-CS390 laptop for more than five years now. Yesterday I made a fresh install of 14.04 LTS over 12.04 LTS. Everything worked fine, even after ...
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3answers
44 views

Recover files from ruined Xubuntu using Windows

I'm pretty new to Linux and Ubuntu. I have installed a bootable (persistent) Xubuntu on a USB stick, and it worked - I booted from it and used Xubuntu happily. But now it is ruined - I'm not sure ...
3
votes
3answers
2k views

Booting Android with GRUB, but how?

I have a small problem. I have seven partitions: Device Boot Begin End Blocks Id System /dev/sda1 * 206848 219013119 109403136 7 HPFS/NTFS/exFAT <-- ...
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0answers
20 views

boot to ram, squashfs filesystem and custom kernel

I am trying to boot my Ubuntu based custom linux OS to ram. I compile the kernel from scratch, so it does not have aufs or unionfs. I don't want to patch the kernel. It seems the live-boot-tools ...
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2answers
37 views

dual-booting now have 2 grub-menu's

I have a Dell Inspirion laptop stock with Windows 8.1, I have added Ubuntu 14.04. Ubuntu install went perfect, rebooted came to the regualar, grub2 menu, (I say regular because it's the same one I've ...
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0answers
54 views

Unable to boot Ubuntu 14.04 after Installation

I am installing Ubuntu onto an HP EliteBook 840, overriding Windows. I was able to boot the "Try Ubuntu" off the USB Drive and installed Ubuntu. However, when I take out the USB and try to boot from ...
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0answers
20 views

Problem loading Zorin after install [migrated]

I have tried to install Zorin.To install the OS I went to my UEFI BIOS turned off fast boot and Disabled secure boot option. After that I loaded my USB and installed the OS. Everything went perfectly ...
0
votes
1answer
46 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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0answers
12 views

How to hide boot menu and unhide with CTRL KEY? [duplicate]

I want to hide my boot menu because I use Ubuntu and Windows. When I turn on my PC I want to see the boot logo and if I press Ctrl I want the boot menu to open and if I don't press any key start the ...
2
votes
1answer
594 views

GNU GRUB, Minimal BASH-like line editing screen displays before the usual GRUB screen when dual-booting Ubuntu 14 and Windows 8.1

I have read a couple of posts similar to this issue, but it seems many of them could not boot to Ubuntu after getting this screen due to a bad boot manager. It does not seem this is the case for this ...
0
votes
1answer
72 views

error: failure reading sector 0x7c3c00 from “hd0”

After using Boot Repair (recommended options) from an Ubuntu 14.10 Live System (USB) grub fails with the following error: error: failure reading sector 0x7c3c00 from "hd0". Entering rescue mode... ...
2
votes
1answer
4k views

What does error : “prefix” is not set and error: “prefix” not found means?

Before I disabled the ACPI (because it is not supported by Ubuntu) Ubuntu can't boot (obviously!) At that time when I boot Ubuntu, I always get these 2 messages. After 1 of those message shows, ...
0
votes
1answer
37 views

Can't boot after editing/etc/init.d/rc

I followed the instructions of a website that told me to change currency=none to currency=shell in /etc/init.d/rc and now my laptop stay in splash screen.
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0answers
16 views

I tried to dual boot Ubuntu 12.04 with Windows 7 but it shows that “no operation systems are detected”?

I turned some 140gb as un-allocated space through EaseUs Partition Master and I tried to install ubuntu 12.04 by booting through usb. But every time I boot, I get only two options to install ubuntu ...
0
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1answer
34 views

Making a program that makes a computer automatically boot usb

Is there any way that I can program my ubuntu bootable usb so that when I turn on a computer (PC or Mac), and the bootable usb is plugged in, it automatically boots into the usb? I am making the ...
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0answers
75 views

Burg boot loader themes are not working

My Burg Boot Loader in Ubuntu 14.04 , isn't showing themes. I have Tried Installing Burg Many Times by different methods . but the themes are not working at all They are not shown up on burg-emu nor ...
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0answers
16 views

Grub2 enters console instead of showing menu

I installed Kubuntu 14.04 on an Acer Aspire R7 571G. When installing I chose to use the whole hard drive (removing the existing windows 8). Installing was successful, but when rebooting it didn't ...
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0answers
24 views

Extended Partition (Partition 4) does not start on physical sector boundary for a dual boot system

I have recently installed both windows and linux (64 bits). Upon typing sudo fdisk -l I get the out put below. Disk /dev/sda: 500.1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 ...
2
votes
4answers
4k views

Blank screen on TTY7 after upgrading from 14.04 to 14.10

I upgraded my 14.04 to 14.10 via "sudo do-release-upgrade" without strange messages. After rebooting and entering the password for the encrypted system partition in the graphical form, TTY7 keeps ...
0
votes
1answer
29 views

Xubuntu won't start when using 4Gb Ram

So here is the situation, I was using Ubuntu 14.04 32 bits. Removed everything from the partition I had and created an additional Swap partition and installed Xubuntu 14.04 64 bits. When booting I can ...
1
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2answers
3k views

Slow reboot - understanding fsck and tune2fs

I'm having a problem with my web server: when it's been up for a long time, and then it goes down for some reason, it takes forever to boot. My workaround to this was to create a cron to reboot the ...
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0answers
40 views

Unpack ISO image, edit some files, repack an ISO so that it still boots

So I've used the live-build tools with some success. An ISO is generated, it loads in Virtualbox but fails to boot because the config file is looking for vmlinuz.lz but binary/casper contains: ...
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0answers
40 views

Multiple booting with Windows 7, 8.1 and Ubuntu

I am a beginner when it comes to Ubuntu and linux in general so please bear with me a little :) I have a laptop with 2 hard disks. On 1 I have the Windows 8.1 installed and on the other Windows 7. I ...
1
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1answer
26 views

Verifying Pool DMI Data

I have a HDD with Windows 8, and I'm trying to install Ubuntu 12.04 on it. I have a CD with Ubuntu on it and a USB as well. When I choose to boot from CD or USB, my BIOS stops at Verifying Pool DMI ...
4
votes
1answer
2k views

Synaptics driver doesn't load sometimes

Sometimes (randomly), the synaptics touchpad driver won't load on bootup. When reading /var/log/boot.log, i don't see anything touchpad-driver-like being started when this happens. But the file ...
2
votes
4answers
843 views

“PXE-E61: Media test failure” installation boot problem with Ubuntu

For the first time in my Life I am installing an OS. I installed it properly using a USB. After the installation, it asked to restart. On restarting, two things are happening: I restart with the ...
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votes
1answer
90 views

How to restore GRUB and Ubuntu 14.04 after choosing a wrong partition?

First of all, i tried finding previous questions, didn't find anything that quite matches my case. I have Windows 8.1 as well as Ubuntu 14.04 LTS in dual boot. In the grub OS list at boot, I ...
2
votes
7answers
28k views

Wont boot from USB, stops at SYSLINUX copyright

Created bootable 11.10 in Windows from Universal USB Installer 1.8.6.8, upon boot in my HP Mini Netbook it displays only this: SYSLINUX 4.04 EDD 2011-04-18 Copyright (C) 1994-2011 H. Peter Anvin et ...
2
votes
3answers
2k views

When I start the Ubuntu ISO, initramfs says “unable to find a medium containing a live file system”

When I start the Ubuntu ISO(13.10) on a USB, initramfs says "unable to find a medium containing a live file system". These are my PC specs: http://pcpartpicker.com/user/PoniesFiM/saved/39dy I have ...