Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

learn more… | top users | synonyms (2)

0
votes
0answers
12 views

Lubuntu 14.04 LTS Upgrade Question (Grub)

Background I have a headless Lubuntu system and have no possibility to add a monitor (Believe me I have tried). When this has gone down in the past (only once) I have had to take the primary disk ...
0
votes
1answer
19 views

Ubuntu not present after install?

I recently got a new laptop (TOSHIBA Satellite C50-B-14D) and just installed a new HDD for it and intended to install Ubuntu 14.04.1 on it. I must have done this about 5 times now, but after inserting ...
1
vote
1answer
33 views

BOOTMGR missing after installation of Boot-repair: Ubuntu 14.04 onpre-existing Windows 7

I have encountered this problem on my notebook (with pre-existing Windows 7). Initially, I wanted to install Ubuntu 14.04 alongside Windows, and the Ubuntu installation went well. However, when I ...
0
votes
0answers
17 views

Ubuntu LTS 12.04 PC died after suspend / SATA HD's not recognized

Running Ubuntu 12.04 LTS successfully for many months. ASUS mobo. Two HD's on board (WD 250 GB / WD 1 TB). Suspended the PC yesterday and tried to "unsuspend". Nothing happened. System was dead ...
0
votes
1answer
43 views

Cannot install ubuntu 14.04. Cannot see installation screen when boot from DVD/USB [duplicate]

Hi I have this problem and it is very frustrating. I downloaded 64 bit ubuntu 14.04 and make both DVD and USB drive from the ISO file. I want to install ubunto alongside with my win 8.1. When I ...
0
votes
0answers
20 views

Battery died while in standby, now why won't ubuntu 14 boot?

My netbook battery died while in standby, and now it will not boot - running Ubuntu 14.04. When I boot recovery, it stops after this seemingly relevant information: mount: mounting ...
0
votes
0answers
22 views

Ubuntu Server doesn't recognize internet or bootable media

I just installed Ubuntu Server on a fresh new machine. I've run Mint a little on a laptop but that's the extent of my Linux experience. The install seemed to go fine but at the time the machine was ...
0
votes
0answers
14 views

Install plop boot manger to boot to USB

I need help instating plop boot manager onto my PC that is running Ubuntu 14.04 and grub 2 and I can't boot from a CD as the BIOS is no longer recognizing the CD drive and the PC doesn't support USB ...
0
votes
0answers
29 views

Ubuntu 12.10 updating problem [closed]

I have ubuntu 12.10 running on my laptop Recently I can load Skype but could not log on. So I did sudo apt-get -f install And tried fix the problem Now it is not recognizing the monitor. So now I ...
0
votes
0answers
66 views

No option to install Ubuntu 14.04.1 alongside Windows 7

I previously had 12.04 installed via Wubi and have now uninstalled in order to properly partition and dual-boot. However, booting from LiveCD (USB) brings about a black screen after the original ...
-1
votes
0answers
19 views

kernel panic - not syncing out of memory and no killable processes [on hold]

I am using ubuntu 12.10.Then I decided to install windows 7 (due to .net requirement ) from pendrive .I have 8 gb of RAM and I removed 4 gb of RAM.Now I tried to install win 7 ,selected partition for ...
-1
votes
0answers
22 views

My ubuntu boot stick, created in startup disk creator on ubuntu, does not work on my ubuntu machine

i used the built-in startup disk creator tool to creat the disk, using a 4g sandisk cruzer. When I start my ubuntu machine with this boot stick in, it boots my usual ubuntu, and not from the usb ...
-1
votes
0answers
22 views

Starting rc default service at startup [closed]

So here are the steps i am following . So i add a conf file inside /etc/init.d/myconffile And then to get System start/stop links i have to use the command sudo update-rc.d myconffile defaults 99 ...
0
votes
1answer
44 views

Problem when booting Ubuntu - Press S to skip mounting or M for manual recovery

When starting Ubuntu I get an error message that says: An error occurred while mounting /windows. Press S to skip mounting or M for manual recovery. Searching the internet I saw that I should open ...
0
votes
1answer
15 views

How to get into GRUB on Presario CQ43 hp laptop to change root password without cd drive?

My laptop model: hp compaq Presario CQ43. Operating system: win7 Dual boot: windows, Ubuntu.. Trying to get into Grub menu by pressing shift key with hold immediately after powering on laptop. Unable ...
0
votes
1answer
24 views

Dual Boot Ubuntu in Windows 8 OEM System when USB is not detected

Ok... So I trying to dual boot Ubuntu 14.04 64-bit and Windows 8.1 Asus OEM on my laptop, and it DOES have UEFI BIOS. So, in accordance with the instructions, I disabled Fast Startup, SecureBoot, but ...
0
votes
0answers
12 views

How to edit grubenv manually?

I remember there is a command to manually edit grubenv, but I forget and cannot find it. Anyone knows? Thanks a lot.
1
vote
0answers
22 views

Can't boot Ubuntu 12.04 in graphics mode or safe graphics mode

I can boot into ubuntu only in tty screen non-graphics mode only. My machince is with intel onboard DG33 graphics. I have already run these commands without any error. sudo apt-get remove ...
1
vote
1answer
24 views

Problems to boot ubuntu partition after updating BIOS from my windows partition

I have a Toshiba Satellite laptop L50-B-18E. So, one day the toshiba center asked me to update the BIOS, and I did. But now the menu that asks me what system do I want to start doesn't appear ...
0
votes
0answers
30 views

Installed Ubuntu and now my Windows 8 installation is no longer recognized?

I installed the latest version of Ubuntu last night on my Lenovo T440s and Ubuntu runs perfectly. In fact, the only reason I need to get back onto Windows is for my files, but now Windows 8 does not ...
0
votes
0answers
25 views

Partitioning and installing Windows 8.1 alongside Ubuntu 12.04

My Dell laptop came with Ubuntu 12.04, with a single, ext4, 455Gb filesystem. I would like to install Windows 8.1 on it allowing me to dual boot, but I am not sure what to use to create the partition ...
0
votes
1answer
45 views

How to boot load the kernel using EFI stub (efistub) loader?

I have Ubuntu 14.04 running in UEFI mode as only operating system, no dual-boot here. The kernel version is 3.13.0-24-generic. There is an EFI partition. In this case the EFI partition is not at the ...
0
votes
1answer
12 views

Ubuntu “Wubildr.mbr is missing or contains errors.”

I want to get Ubuntu on my laptop (HP Pavilion) but every time I try to install it using Wubi, I get this error: Wubildr is missing or contains errors. What could be the problem? I had Ubuntu on ...
1
vote
1answer
39 views

Kubuntu 14.04 crashes on boot on Asus PC

After successfully installing Kubuntu 13.10 (64bit) on my Asus PC, I tried to upgrade to 14.04. After the upgrade completed and I tried to restart, the boot process crashes with a kernel panic, see ...
1
vote
0answers
9 views

Problem after using LuksRemovekey?

I have an encrypted partition on /dev/sda5, yesterday I use cryptsetup to remove the encryption using cryptsetup luksRemovekey /dev/sda5, but when I restart I have to provide a passphrase for ...
0
votes
0answers
23 views

Ubuntu 12.04 dual boot issues

I am having issues with dual booting of Ubuntu 12.04 and Windows 8. My Lenovo U400 came with Windows 7 pre-installed. Last spring, I cloned the HDD on an SSD, upgraded to 8.1 and kept the other drive ...
0
votes
0answers
51 views

Grub rescue. How to fix it?

It all started when I couldn't load the grub menu to pick whether I wanted to go to Windows or Ubuntu. I have been trying to fix it and found out about boot repair. The boot repair application told ...
0
votes
1answer
18 views

Restore disk partitions

I was working on my freshly installed Ubuntu for a few days straight and suddenly it suddenly froze. After restarting I got a few of these errors: mount: mounting /dev on /root/dev failed: no such ...
0
votes
0answers
44 views

Ubuntu not booting properly after update - black screen with cursor

I was using Quantal when I first installed Ubuntu around March/April 2013, but I was too lazy to update it until recently. After upgrading (Utopic), Ubuntu would not start properly. I got the ...
1
vote
0answers
37 views

Boot-repair (Or ubuntu grub) somehow stopped bios setup

I am using Ubuntu 14.04 since it launched. All of functioning of bios and grub where running properly. One day I used boot-repair for some reason. After few days I noticed that Bios set-up doesn’t ...
0
votes
0answers
20 views

Help initiating [duplicate]

Hello i am trying to install ubuntu on a wiped computer. My computer had windows 7 before i tried to recover it. The recovery process failed and left me with a wiped computer. Not completely formatted ...
0
votes
1answer
53 views

Unable to mount and boot windows 7 [closed]

I have Windows 7 and Linux Mint 16, and get this error when attempting to mount my Windows partition: Error mounting /dev/sda2 at /media/bugsy/Windows: Command-line mount -t "ntfs" -o ...
1
vote
0answers
15 views

Grub Rescue No Windows Repair Disk Plz Help [duplicate]

I Thought that deleting the partition with Ubuntu on it, it would uninstall it I know now that it doesn't. But now I cant open windows because all I get when I boot is the grub rescue screen I don't ...
-1
votes
0answers
25 views

problems with black screen

I have a problem with my asus x551ma. I get all the time a black screen of death. Also with ubuntu 14.04 i get a kernel panic, so i have to resort to ubuntu utopic unicorn. My problem is that i ...
1
vote
1answer
61 views

14.04 freezes after splash | Immediately after installing updates

Laptop is a Dell XPS 14 (L421x). i7 3517u with Nvidia GT630m, 14.04 LTS. I am using Intel graphics drivers for Linux, I don't remember if I used Nvidia drivers or not. Got prompted for updates last ...
1
vote
1answer
27 views

Boot-repair in Win8.1/Ubuntu not working (Load windows with no GRUB)

I just installed Ubuntu as secondary OS. I can chose Ubuntu from the restart (shift key pressed) on Windows and boot to Ubuntu, but if I choose just restart the GRUB doesn't appear. I did the ...
0
votes
0answers
27 views

While booting ubuntu 14.04, Starting cmain().., then stoped at grub4dos

I was using Ubuntu 12.04 alongside Windows 7 with window's bootloader as primary (using EasyBCD) and it was working fine for HP Pavilion DV4. But after installing Ubuntu 14.04 through pop-up Update ...
1
vote
1answer
32 views

Does the Ubuntu kernel have EFI stub loader boot support?

This question is regarding efistub booting. I would like load the stock pre-compiled Ubuntu kernel directly from UEFI firmware its boot menu, using efiboogmgr. Since which Ubuntu version can this ...
0
votes
0answers
12 views

When booting trusty it says: “[drm:intel_db_start_link_train] *ERROR* too many full retries, give up”

On my Lenovo Thinkpad S531 the newly installed Ubuntu 14.04 states "[drm:intel_db_start_link_train] ERROR too many full retries, give up" while booting. The system, however, seems to work fine. Is ...
1
vote
0answers
29 views

14.04 - Replaced drive in Software RAID 1 - How to make bootable?

I have an Ubuntu 14.04 x64 server with 2 500GB drives (sda and sdb) in a software RAID 1. I just had to replace sdb. Adding it back to the array with mdadm and resyncing was a snap. The problem I'm ...
0
votes
1answer
77 views

Elementary os BIOS entry still there, after installing and deleting eOS Fraya beta

Ok, so I wanted to test elementary os Freya beta for a couple of days. Since I have SSD, I wanted to test it on it, not a live USB(slower). So I resized my Ubuntu partition, created a new one, and ...
0
votes
0answers
12 views

CUPS stopped at boot after customize squashfs

I try to customize Lubuntu 14.04. I follow the instructions at https://help.ubuntu.com/community/LiveCDCustomization. I only do the basic step from preparation until change root, then cleanup until ...
0
votes
0answers
9 views

system wont re boot

have installed Ubuntu twice on two different commuters and on blank hard drives system said it was installed but when you go and re boot from hard drive it will not start on reboot on system wants to ...
-1
votes
1answer
47 views

Ubuntu 14.04 Installation on Fujitsu Siemens Notebook - Operating System not found

I had windows vista installed on my laptop and installed ubuntu 12.04 next to it, everything worked, then i installed ubuntu 13.10 and it worked. A few weeks ago i wanted to install 14.04 alone on the ...
0
votes
0answers
25 views

Triple-boot Ubuntu Question

I am a new user to Ubuntu and Linux overall, and wanted to install Ubuntu on my older pc. But I wanted to ask how to do it since I have a specific partition setup on it. So as of now, I have dual-boot ...
0
votes
0answers
18 views

Switching between Ubuntu and Windows does not work. Windows won't mound and I am stuck in Ubuntu. I have an Asus UEFI BIOS. Help [duplicate]

In order to switch to Microsoft Windows 8.1 from Ubuntu I would go into my BIOS and click F8 to get to a menu where I can pick what to boot from. I clicked on my hard drive(were I have both Ubuntu and ...
0
votes
1answer
48 views

Using ubuntu-device-flash on a Nexus N7 only installs the rescue system

Following this developer.ubuntu.com guide I flashed my Nexus 7 via # ubuntu-device-flash --channel=trusty --bootstrap, got this [1] output, but after rebooting the following from the Install Ubuntu ...
-1
votes
1answer
22 views

Unable to install Ubuntu, please help [closed]

I downloaded the ISO file 7 times, have burnt 4 DVDs, made 1 USB drive; yet every attempt has failed in a missing file or a error message. I have tried changing the bios to DVD.
0
votes
1answer
43 views

What is the difference between boot loader and bootstrap loader?

how boot loader is different from bootstrap loader. According to me bootstrap loaders are stored in ROM and boot loaders are in hard disk in MBR (please correct me if I am wrong). bootstrap loader is ...
1
vote
1answer
40 views

Can't swich between Ubuntu and Microsoft and am stuck in Ubuntu. Please help! [duplicate]

In order to switch to Microsoft Windows 8.1 from Ubuntu I would go into my BIOS and click F8 to get to a menu where I can pick what to boot from. I clicked on my hard drive(were I have both Ubuntu and ...