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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0
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0answers
24 views

Ubuntu 14.10 LTS 64 bit won't boot after installation

I installed Ubuntu 14.10 LTS 64-bit via USB on my HP Pavilion g6 as a solo OS. It installs properly and runs great after installation. But after shutting it down and starting it again, the grub menu ...
2
votes
1answer
3k views

Unable to Boot: error couldn't read file

I have installed Ubuntu 12.04 LTS on an IBM Thinkpad T41. Up until Linux 3.2.0-30 generic everything was working fine. I accept all the software update. With 3.2.0-31 generic the machine freezes ...
0
votes
1answer
68 views

Ubuntu live usb freezes at startup

I am using an ASUS computer, and when I use my usb stick I see the grub bootloader. But the moment when I click "try ubuntu" the ubuntu splash logo freezes after a while at the third point (always). ...
3
votes
3answers
7k views

Getting “boot error” when trying to boot from USB

I'm wanting to try out Ubuntu, so followed the instructions for how to install Ubuntu onto a USB. I downloaded the .iso file, then the pendrivelinux 3 part process to make the USB bootable. I can ...
0
votes
1answer
17 views

Need to free space in /boot to update. don't see duplicate kernels… HELP!

Here is the ls /boot/: @HAL-9000:~$ ls /boot/ abi-3.11.0-13-generic initrd.img-3.8.0-33-generic abi-3.11.0-14-generic lost+found abi-3.11.0-15-generic memtest86+.bin ...
0
votes
1answer
29 views

Windows 7 boot fail

My PC won't boot up. Windows 7 failed. I have no optical drive. I am using my netbook right now. Can I fix this with Ubuntu somehow? I wanted to drop Windows and run Linux Anyway. Error Codes: ...
1
vote
2answers
40 views

Significant increase in booting time after update in Ubuntu 14.04

Did anyone else notice a sudden increase in booting time after a recent update (maybe, 2 or 3 weeks ago) in Ubuntu 14.04. After showing the Ubuntu logo, there is a black screen that takes a lot of ...
0
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0answers
8 views

iseWhy won't Grub2 recognize Ubuntu 14.04 installs on sda5 and sda6 partitions?

I wonder is there is a problem getting Grub2 to recognize installs on partitions in the logical partition? Would explain why the installs in sda5 and sda6 of Ubuntu 14.04 are not getting picked up.
0
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1answer
29 views

After updates in 14.04 boots to black screen

I'm using Ubuntu 14.04 on a VirtualBox and I've done updates to the Ubuntu install today. After a reboot I get a black screen after login. I have another VBox of 14.04 without any updates and it works ...
0
votes
1answer
22 views

how to encrypt a dual booted Ubuntu and win7 system

I am very new to Linux and I wanted to encrypt my newly installed Ubuntu system. Only issue is that I have a dual booted system with Win7, and when I tried to install the Ubuntu alongside with win7 it ...
0
votes
2answers
60 views

I think I accidentally removed the current linux kernel when trying to free up space in /boot

Sorry for being a bit long-winded, but I am not sure what has happened so I'll try to state what has happened as completely as possible. I am currently logged in to the system and it's running. It is ...
0
votes
1answer
4k views

file error /boot/grub/i386-pc/normal.mod trying to repair boot, live dvd install probleml

I have seen that there are a lot of threads about this problem. I had Windows 8 installed on my series 3 samsung i5 computer and I tried to install ubuntu 13.04. This is what I did: Because of the ...
1
vote
1answer
23 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 ...
2
votes
1answer
55 views

Cannot boot, laptop screen doesn't work, may have broken grub

My laptop's built in screen has been out of commission for awhile, which usually isn't a problem since I use an external monitor, but the GRUB/BIOS menus don't appear on the external monitor. I was ...
3
votes
1answer
28 views

Dual boot Ubuntu and encrypted Windows 7

I have a work laptop with Windows 7 installed using Check Point Full Disk Encryption. The HDD was dying, so I installed a larger SSD and copied the contents of the old HDD over to it using dd. So far ...
1
vote
2answers
10k 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 ...
-1
votes
1answer
37 views

ubuntu 14.04 will not boot after installing alongside windows 7

Initially, after the installation, i was only able to boot into windows 7 as normal. I installed Easybcd and put in the relevant info etc but it still will not boot into ubuntu... i have tried all ...
0
votes
0answers
21 views

Boot partition full, failed upgrade prevents cleaning

This seems to be a common problem area from all the other questions and answers but none of them seem to address my specific problem. After several upgrades my server boot partition filled up. ...
1
vote
0answers
34 views

Ubuntu USB installation does not boot on a Dell Inspirion N5010

I've installed Ubuntu 14.04 on a USB Hard Drive (WD Elements, 1TB) from my desktop PC. The boot loader is installed on the USB HD, too, and it boots with no problems from that PC. I've tested it on a ...
1
vote
0answers
14 views

Ubuntu 14.10 blank screen on fresh install, new to this [duplicate]

Completely new to installing this, and confused as to why it is like this after I login. http://i58.tinypic.com/smfrqw.jpg
0
votes
1answer
14 views

Ubuntu 12.04 LTS - unable to write bytes broken pipe - Precaution

I am working with AOSP for Beagle-bone . During the development suddenly my PC shows an issue in booting & the message was "unable to write bytes broken pipe" . I have tried lot of solutions ...
0
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0answers
7 views

Computer returns to BIOS during Ubuntu installation

I built a computer a couple days ago, and it's working fine. So far I have (repeatedly) tried to install ubuntu. Then, either one of three things happen. First, it may return to the BIOS page where it ...
2
votes
1answer
4k views

Insmod error in grub: symbol not found:grub_realidt

I have a dual boot PC with Windows 7 and Ubuntu. I upgraded from 12.04 to 12.10 and then to 13.04 and since then I have not been able to boot because the PC goes into grub rescue with the error "File ...
0
votes
1answer
29 views

How can I recover my RAID 5 array after removing 3 or 4 of 7 disks?

I'd like to undo what I've mistakenly done. From Disks I removed 4 of 7, 2 TB disks from the software RAID 5 array. I am unable to bootup and come to this: error: disk 'mduuid/long UUID number' ...
2
votes
1answer
41 views

How to recover /boot overwritten by identical /boot?

I spent 6 hours on this and I've given up. I am not finding a method to recovering a /boot partition that was overwritten by an identical /boot partition. This isn't your regular average grub ...
0
votes
1answer
639 views

Black screen after updating Ubuntu 11.04 and Mobility HD 4250 [closed]

I have an annoying problem, the lag gets almost away with the new drivers of ATI, but now I have that problem after updating Ubuntu I get the black screen when booting. How to fix this, I have ...
0
votes
1answer
81 views

Windows wont boot when external HDD not connected, how can I fix this?

My current system is Windows 8.1 Pro with Media Center. I wanted to try Ubuntu 14.04, and therefore I installed Ubuntu on an External HDD. (I followed some steps that I found on the internet) After ...
3
votes
0answers
26 views

iMac will not boot OS X after installing Ubuntu

I installed Ubuntu alongside Mac OS X on my iMac, following HowToGeek's tutorial. Whenever I boot, I get GRUB with the following options: Ubuntu Advanced Options for Ubuntu Mac OS X 32-bit Mac OS ...
1
vote
2answers
32 views

Ubuntu OS on SSD and RAID-5 for data files

I want my NAS to run a lot like Freenas or Nas4free in that I have a separate drive for my OS and all other files (like WWW, media, plex media server and minecraft) run off the raid-5 (3*3tb WD reds). ...
0
votes
2answers
1k views

trouble booting 14.04 from USB [duplicate]

I'm trying to upgrade from 12.04 to 14.04 and am encountering problems. I'm working from 12.04. Downloaded the 14.04 iso file. Used the Startup Disc Creator App. However, when I try to boot from ...
4
votes
3answers
561 views

Boot hangs after upgrade to kernel 3.13.0-43

I just upgraded from 3.13.0-40 to 3.13.0-43, and now I can't boot- my system hangs at the ubuntu splash screen with the five orange dots. My fans are all running full-tilt, and the system is ...
5
votes
2answers
5k views

GRUB EFI loader cannot find its config file in /boot

I installed Ubuntu, but when I boot I go straight to Grub rescue command prompt (GNU GRUB version 2.00-19ubuntu2.1). I can get a Grub boot interface by typing: set root=(hd0,5) set ...
2
votes
0answers
41 views

I want to kill off my splash screen [duplicate]

Previous title: Lubuntu splash screen problem bc of Nvidia driver. I'm new to linux and getting under the hood of computers in general. I'm doing my research but it'll take awhile for me to gain a ...
0
votes
0answers
16 views

How does Ubuntu boot the display manager and windows manager?

Every time I update to a new version of Ubuntu (presently I am using 14.04 LTS), I have trouble with the GUI. The trouble usually takes the form of a black, blank screen and no text login. Looking at ...
0
votes
2answers
72 views

No option to boot windows after installing ubuntu

I already have windows installed and I just installed Ubuntu and I was expecting that it will ask me which OS to boot after startup but it didn't. I refer the link but didn't work Windows 7 not ...
0
votes
1answer
3k views

How do I get passed the “MBR-helper missing” error message in installation?

I'm entirely new to Linux/Ubuntu so please bear with me. I currently have Windows 7 32Bit and wanted to install Ubuntu. I used the installation off the website and copied it onto my bootable USB. As ...
0
votes
0answers
16 views

boot is full, updating fails [duplicate]

Hand translated: I am asked to update, but there appears to be little room. And even though I only recently have Ubuntu operating system, so there are almost no pictures, music, etc. I should mention ...
0
votes
0answers
8 views

Ubuntu 14.04 howto start spacenavd after X?

I have a freshly installed Ubuntu 14.04. I want to use FreeCAD with a 3D mouse. So I installed spacenavd and the mouse does not work. I have to become superuser and kill spacenavd and restart it. ...
-2
votes
0answers
42 views

Dual Boot WIn8.1 and Ubuntu 14.04 messed up with easyBCD [duplicate]

So i successfully installed Ubuntu 14.04 LTS alongside my preinstalled win 8.1. But then i tried messing with easyBCD 2.2. So after choosing easyBCD option to restore everything to default settings i ...
6
votes
2answers
5k views

Ubuntu 14.04 LTS live USB boot error (gfxboot.c32:not a valid COM32R image)

I downloaded Ubuntu 14.04 (64 bit) lts. I made a bootable usb stick. But I keep receiving this error message upon booting: SYSLINUX 4.04 EDD 20110518 Copyright (C) 1994-2011 H. Peter Anvin et al ...
0
votes
1answer
82 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 to ...
7
votes
2answers
52k views

How to install the Boot-Repair tool in an Ubuntu live disc?

When the bootloader (GRUB) is broken, I cannot access neither Ubuntu nor Windows. I heard that an easy solution to fix this is to use the Boot-Repair tool from an Ubuntu liveCD (or liveUSB). What ...
0
votes
0answers
15 views

Mustang dev board Ubuntu installation

We got a Mustang development board (applied micro) and Im trying to install Ubuntu on it based on this page instruction: https://wiki.ubuntu.com/ARM/Server/Install/Mustang I've did everything ...
0
votes
1answer
96 views

Can't view files on Windows 8 partition

I seem to be having a problem with Windows 8 on my desktop PC (not able to boot), so I created a bootable USB stick with Ubuntu to see if I can use it to access my hard disk and hopefully recover at ...
0
votes
0answers
21 views

rEFInd bootloader not loading by default

I'm in the process of hacking my Surface Pro 3 with Ubuntu. The Surface is a UEFI x64 system that uses Secure Boot. At this point I have Ubuntu installed along side Windows, booting through GRUB2 with ...
0
votes
1answer
5k 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
2answers
55 views

System is unintentionally shutting down

Well, my system is turning off (shutting down), and I don't know why. It happened 4 times today. I am using the computer, and then it turns off. Could anyone help me?
-2
votes
0answers
62 views

Windows 8.1 not booting after installed the Ubuntu [closed]

I have installed Ubuntu 13.04 with p reinstalled Windows 8.1 in a UEFI mode, after that my laptop directly boots into Ubuntu. Then, I changed the BIOS settings and logged into Windows 8.1, installed ...
0
votes
0answers
17 views

How to Get Windows Back After Accidentally Selecting it as Swap [duplicate]

I installed Ubuntu 14.4 LTS on my laptop with Windows installed to use as dual-boot but during the installation, it asked me to select a partition to use as swap. Thinking that it won't be formatted, ...
0
votes
0answers
18 views

Can't install any app [duplicate]

I am facing problem installing / updating any app on my system. I did some Google and came to know /boot is 99% full. I tried increasing it but everything failed because everything gets stuck at gzip: ...