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
23 views

Grub2 not loading in dual boot Windows 8.1 and Ubuntu 14.04 LTS on HP 4540s

Iam using a HP 4540s Notebook with Windows 8.1 Uefi installed. I followed all the steps for Ubuntu 14.04 LTS instalation and i got it all working but to load my dear Ubuntu i have to press F9 to ...
25
votes
10answers
31k views

Why isn't my upstart service starting on system boot?

Following on from this question, I have written a simple upstart service (/etc/init/pms.conf) for my headless Ubuntu Server 11.04 box as follows: start on filesystem and net-device-up IFACE=eth0 stop ...
0
votes
0answers
11 views

Suddenly no display signal during reboot test

I am running the reboot test by a simple script file calling init 6 to stress my system. But I found no VGA display signal while running reboot test in Ubuntu 12.04. By refer the kernel.log file as ...
2
votes
1answer
72 views

How to create uefi bootable iso?

I am trying to customize ubuntu-14.04.2-server-amd64.iso, but I am unable to make it uefi bootable. First I tried with original iso file: dd if=/path/to/iso/ubuntu-14.04.2-server-amd64.iso ...
1
vote
1answer
23 views

Automatic clearance of boot folder

Hello one of my familly members, who is not so concerned with computers and Ubuntu has an Ubuntu setup with only 200MB space for the boot partition. That makes sense if you only like to install a few ...
0
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0answers
42 views

usb device descriptor read error

How can i fix this problem on Toshiba satellite l755 with Ubuntu 15.04 when starting up.
0
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1answer
35 views

ubuntu login from winwows 8.1

I have dual booted Ubuntu 14.04 with Windows 8.1. I restarted the pc with command shutdown -r now in Ubuntu Terminal. The PC restarted but now I can only access Windows and can't login to Ubuntu. ...
1
vote
0answers
41 views

Ubuntu won't boot from USB Stick on my PC - Black screen - But boots on another PC

My PC is running Ubuntu and Windows. Now I installed Ubuntu from a CD on my PC to a USB Stick successfully. I went to another PC and I could boot to Ubuntu from it (grub menu was showing) and ...
0
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0answers
21 views

Booting from Lubuntu on USB with several partitions

Here's my goal: a fully self-contained Lubuntu 14.04.2 installation on a 256GB USB pen drive that I have, which also has an NTFS partition that Windows can read. The drive is /dev/sdd. I started by ...
0
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0answers
4 views

Debian change runlevel during boot [migrated]

I've read lots and understand changing runlevel defaults and during runtime, but how can I change runlevel during the boot up of a Debian server? Background: XenServer virtual machine Debian Server. ...
0
votes
0answers
7 views

HELP… writing openSUSE image to SD card [migrated]

I am releatively new to linux and I have assembled a raspberry PI 2 model B and I'm relavively unexperience with linux. I have tinkered in the past with SUSE and want to start doing it again. I have ...
-1
votes
0answers
11 views

Gateway PC wont boot. Get Boot sector error

Gateway PC wont boot. get boot sector error. tried recovery disk and restore from portable HD. I created a bootable Ubuntu USB, changed boot order and still nothing. I get Ubuntu window asking to try ...
1
vote
0answers
33 views

New Ubuntu install, initramfs

I've only really used Debian and Debian variants before and then only on either a virtual box or raspberry Pi. I'm trying to install the server variant of Ubuntu onto a Samsung N150 plus netbook (1GB ...
2
votes
6answers
3k views

In Ubuntu 15.04 can't do graphical log in

I have done clean install recently of Ubuntu Desktop 15.04. And I was able to log in to the graphical environment until I enabled "boot to text" like said there: How do I disable X at boot time so ...
0
votes
0answers
16 views

Keyboard doesn't work during bootup/grub if Wacom tablet is plugged in

I did an install of 15.04 on a second hard drive last night. After install everything was working great, initially. I tested that I could boot into Ubuntu from GRUB, into Windows, and into the BIOS. ...
3
votes
2answers
472 views

How do I stop Gimp from autolaunching on startup?

Gimp launches every time I log into Xubuntu (v. 13.10). Gimp is not shown under Settings Manager-> Sessions and startup. It does not appear in ~/.config/autostart. I immediately close Gimp in these ...
2
votes
0answers
12 views

Failing to ask for crypt password on boot forces emergancy boot

I'm running Vivid on HP Pavilion 15. The Problem? When I boot the system, I get the purple screen that checks the disk. If I skip or wait till the end, I am pushed into emergency boot. (it should ...
0
votes
1answer
35 views

I Have 2 Ubuntu options in Bios even after uninstalling the partition of elementary os freya in windows?

I've set the bios to automatically boot to windows 8.1 but there are 2 ubuntu options in the Bios even after I deleted the partition in which I installed elementary os freya by logging into windows ...
0
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0answers
44 views

minimal bash-like line editing is supported. Problem after a fresh installation of ubuntu 14.04.2

So I had ubuntu on my NUC. It was great I have to power on and ubuntu start. But I had a problem and I had to reinstall everything. I erase everything and install to have a fresh ubuntu. Everything ...
3
votes
2answers
67 views

Deleted Swap, now boot takes forever

Running Ubuntu 15.04. I was receiving messages about my root / partition running out of space, and so I looked up how to allocate more space to it. I followed the answer to this question: How to ...
0
votes
0answers
31 views

Some error messages while boot, after upgraded to 14.04 from 12.04

Recently I upgraded to 14.04 from 12.04. Now I see some error messages during every startup. Could anyone please let me know, that why am I seeing such messages? The error message as follows : ...
0
votes
1answer
29 views

FS mounted as RO on boot after upgrade to 15.04

Just upgraded from 14.10 to 15.04. Couldn't get the system to boot ok. I could boot using (upstart) option - not using default systemd. When in default mode the lightdm terminal was stuck before login ...
0
votes
1answer
107 views

No grub after switching to “boot in secure mode” (Windows8) after Ubuntu being installed

I installed successfully Lubuntu 14.10 alongside Windows8. Being tired of seeing "Booting in insecure mode..." as the PC turned on, I enabled again "boot in secure mode" from Win. As a result the Grub ...
0
votes
0answers
17 views

Black Screen After Bootup HELP!

recently I attempted to download ubuntu on my PC, everything was going fine (I download ubuntu 15.04) and it finsihed installing but after bootup all I got was a few blue "_ _ _ _" and then a black ...
4
votes
3answers
413 views

How to install snappy Ubuntu 15.04 Core images on a PC

Can you please help with some instructions on how to install Snappy Ubuntu core on an AMD64 PC? I can find the image at this URL. But I've not been successful installing booting it of an USB and ...
0
votes
1answer
30 views

BIOS-Access Problems on Lenovo, Xubuntu installed over (a deleted) Windows 8

I installed Xubuntu on my friend's system awhile back, and it was working perfectly when I gave it to him -- it booted up, connected to the Internet, ran YouTube videos, all that jazz -- but he ...
0
votes
2answers
85 views

Make USB bootable for kali linux

I am using Ubuntu 14.04LTS.I want to make a bootable usb stick using kali iso image file for Kali Linux installation. I tried following ways:1. unetbootin-linux-608 - it is just writing 4 text files ...
-1
votes
2answers
35 views

Laptop boots directly to Windows, Ubuntu alredy installed and refind not working

So i have this weird problem on a HP laptop Atheros. I first installed windows 7 and then Trusty Tahr,both on Uefi mode with the gpt partition. The problem is that when i turn it on, it goes ...
3
votes
1answer
93 views

How to start lightdm services at startup

My system is running Ubuntu 15.04 and I've changed default boot to "text" instead of "quiet splash" by going through answer by @Bruno Pereira How do I disable X at boot time so that the system boots ...
1
vote
3answers
5k views

New laptop won't boot after installing Ubuntu 14.04 on SSD

I removed the HDD from a Toshiba Computer I bought today and installed a 250GB SSD. After installing it, I immediately installed Ubuntu 14.04 on it from a USB drive. Everything went fine during ...
0
votes
0answers
6 views

What are the activities anf process that takes place in creating a live usb with Startup Disk Creator?

Question is almost clear, All I want to know is what are the processes that needs to be completed while making a live usb. Are there any similar ways of creating log chart like the bootchart for ...
1
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0answers
38 views

Ubuntu does not boot after install when another hdd/storage is present

I have installed Ubuntu 14.04 on my desktop and Ubuntu does not boot after install. It requires me to use boot repair https://help.ubuntu.com/community/Boot-Repair to fix it so it will boot ...
2
votes
2answers
4k views

Ubuntu 13.04 UEFI problems

Note: I've had problems with all variants of *Buntu EDIT: Tried Ubuntu Gnome 13.04 and it just hangs during UEFI boot, just a black screen I can type on til it freezes. EDIT 2: Tried Lubuntu 13.04 ...
2
votes
1answer
25 views

Can not load ubuntu 14.04

When I start the computer it seems ubuntu is loading normally, but a few seconds later I get black screen with this message: BusyBox v1.21.1 (Ubuntu 1:1.21.0 - 1ubuntu1) built-in shel (ash) Enter ...
76
votes
14answers
119k views

How do I disable X at boot time so that the system boots in text mode?

Is it possible to disable X at boot time? I'm setting up a server so it would be nice if it wouldn't load the graphical interface every time I boot.
2
votes
1answer
32 views

USB stick not usable after ISO boot burn

I'm using Ubuntu 14.04 and have made 2 ISO boot sticks, one for Mint 17.1 and the other for 14.04. The Mint USB was made using 'Startup Disc Creator' from the software centre and the Ubuntu one was ...
1
vote
1answer
31 views

Boot problems after update

After an update, I was asked to restart, and after the restart, I couldn't boot. I was stuck on this screen: Afterwards, I tried solving this problem on my own, and I ended up nowhere. However, I ...
0
votes
0answers
125 views

Ubuntu 15.04 slow boot & systemd logs interpretation

After upgrading to Ubuntu 15.04, I have slow boot time (about 110 seconds). There are several similar reports, but the actual causes don't seem to match, or remain unclear. I have already changed the ...
0
votes
1answer
27 views

Installing Windows 7 after installing Ubuntu on btrfs: how to restore boot?

I've looked at the answers on this question, but none of them solved my problem: How can I repair grub? (How to get Ubuntu back after installing Windows?) My system is partitioned as follows. ...
0
votes
0answers
12 views

initramfs, faulty or not working partition

I've had a problem plaguing me for a few days. I had a buggy version of 14.04 installed for a while now, and I told myself enough is enough and plugged a USB flash drive with the 15.04 iso on it and ...
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
0answers
31 views

Can't see windows 8 in grub after installing ubuntu 14.04

I installed ubuntu 14.04 on my Lenovo flex 2 alongside with windows 8. After the installing, I could see windows at grub boot-loader, but after clicking it I got an error. Trying to fix it, I followed ...
0
votes
0answers
101 views

Being dropped to emergency mode after upgrading to 15.04 with encrypted hard drive

I had installed ubuntu 14.10 with encrypted lvm and uefi mode on my hard drive. There are two hard drives which are encrypted. The first contains the root file system and the second contains a sharing ...
1
vote
1answer
46 views

Ubuntu 14.04.1 server won't boot; cannot get past “grub rescue”

My Ubuntu server was not responding so I hard rebooted it and it will now not boot up at all. My Ubuntu server is an HP Proliant box running Ubuntu 14.04.1. The boot partition is a 16GB USD drive, ...
1
vote
0answers
211 views

Can't boot after installing Ubuntu 15.04 message [3.877375] ACPI PCC probe failed.starting version 219.error opening USB device 'descriptors' file

Can't boot after installing Ubuntu 15.04 message: [3.877375] ACPI PCC probe failed. starting version 219. error opening USB device 'descriptors' file. I managed to boot in safe mode. My laptop is ...
0
votes
1answer
41 views

Kubuntu freezes during launch

Good evening everyone. I have a weird bug since yesterday. I have installed kubuntu 15.04 since his release with no problems. Nevertheless, since yesterday, every time I start my laptop, ~10 ...
-1
votes
1answer
25 views

My Dell Laptop with Ubantu is not booting

I don't have boot dvd/flash drive. I have a desk top with XP SP3; i have down loaded a USB installer to make boot USB but net Ubantu iso. How to down load this iso file and make the boot USB?
0
votes
0answers
9 views

Cannot boot after updates 12.04

I've been dual-booting Windows 8 and Ubuntu 12.04. I can't remember what updates were done yesterday, but today I'm getting errors when trying to boot to both operating systems. I choose either of ...
0
votes
1answer
30 views

Cannot reinstall Windows after Ubuntu [duplicate]

I recently installed Ubuntu on my laptop(Sony Vaio Duo 13). The laptop ONLY has two USB slots in the back, no disk drive. A bit later I realized that I still needed Windows for programs needed in ...
0
votes
0answers
25 views

Boot repair failed, help?

I've had Ubuntu for a few weeks now, but yesterday Ubuntu stopped working, and i have no idea why. Instead of going to the dual boot menu like usual it went straight to windows. I tried using a live ...