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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26 views

Ubuntu Server doesn't recognize internet or bootable media [on hold]

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 ...
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0answers
16 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 ...
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0answers
126 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 ...
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0answers
26 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 ...
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1answer
75 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 ...
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1answer
17 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
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1answer
40 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 ...
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0answers
16 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.
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24 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 ...
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1answer
34 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 ...
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0answers
33 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 ...
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1answer
82 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 ...
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1answer
14 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
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1answer
41 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
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1answer
19 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 ...
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0answers
28 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 ...
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0answers
73 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
19 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 ...
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0answers
54 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 ...
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0answers
44 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 ...
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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
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1answer
55 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 ...
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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 ...
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1answer
37 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 ...
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1answer
81 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
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1answer
28 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 ...
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0answers
38 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
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1answer
46 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 ...
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0answers
23 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 ...
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0answers
65 views
+50

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
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1answer
114 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 ...
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0answers
14 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 ...
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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
70 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 ...
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0answers
27 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 ...
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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
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1answer
57 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 ...
0
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1answer
88 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
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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 ...
0
votes
0answers
27 views

Ubuntu login does not appear

I have Ubuntu on my PC installed and also windows. Every OS is on another Partition of my HDD - I worked like this the last few months and everything was fine. An hour ago I was on Linux, then ...
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0answers
42 views

USB flash drive mysterious label

I am using Ubuntu 14.04. I used my USB drive to install Kali Linux to another computer. After that, every time I format that drive using gParted with no label, instead of showing something like ...
2
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3answers
106 views

Execute single program on boot, no menus [duplicate]

I'm trying to something like a kiosk. So, I'm creating a custom install of Ubuntu Desktop 14.04 using Ubuntu-Builder, and I'm simply trying to have a program start up right on boot. I do not want the ...
0
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0answers
9 views

bootable system

I downloaded the Ubuntu OS on my Toshiba using a CD and USB drives but the Ubuntu main screen shuts down halfway through the process. I think my main hard disk is damaged but not sure how to tell. ...
0
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0answers
30 views

Ubuntu 14.04 booting problem with several errors

I am using Ubuntu 14.04.01 and suddenly yesterday when I want to open my OS as usually first it came up with grub-rescue error. I restarted my Laptop after five minutes and this time it was given me ...
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2answers
210 views

How to boot Ubuntu 14.04 with grub4dos (RMPrepUSB)

After downloading the Ubuntu 14.04, I need run/install it from a bootable Flash drive. I have a bootable pendrive, with grub4dos, and I was looking for someone who had posted the command to run / ...
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2answers
97 views

How Do I Create A Bootable Windows USB? [duplicate]

I recently used Gparted to resize my partition, so I have 200GB of unallocated space that I want to install Windows 7 to. The problem is, my computer won't let me boot from USB. It let me boot ...
0
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1answer
47 views

Computer doesn't recognize hard drive for booting windows 8

I've been trying to install Ubuntu on my computer today to dual boot with Windows 8.1. I created a 10 gigabyte partition for Ubuntu and then tried to install it. During the installation process, I ...
0
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1answer
34 views

Installing Ubuntu OS onto a self built computer that has no OS on it [duplicate]

I want to build a computer and install Ubuntu on it. How would I make a bootable USB drive with Ubuntu on it? The computer will have no OS on it so how do I make the computer boot the USB and install ...
0
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0answers
22 views

Ubuntu boots slowly

I have noticed that my laptop is booting more slowly recently. I am running Ubuntu 14.04. I think that it has something to do with cleaning /tmp directory because it stops for a while at stopping log ...
1
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2answers
210 views

Can I Use Boot-Repair To Wipe My Computer?

I'm trying desperately to uninstall Ubuntu 14.04 and replace it with Windows 7, but I'm encountering serious issues. See this thread: Trouble installing Windows 7 via USB TL;DR I have a Windows 7 ISO ...