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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How to dual boot linux and mac os x leapord on ppc?

I want to run ubuntu on my imac g5..... but i also want to keep mac os x 10.5.8 leapord... dual booting seems like a good idea but does anybody know how i would go about doing this? (P.S. does adobe ...
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17 views

Dual-Boot Ubuntu and Windows 8 Only Boots to Windows

I have a terabyte external hard drive, with with Windows to Go on it. Recently, I installed Ubuntu onto this drive. The computer that I installed Ubuntu onto the external HDD is a BIOS computer, and ...
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88 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 ...
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0answers
36 views

trouble dual booting an Acer Aspire V17

I have an Acer V17 nitro, with I7, GeForce 860M, 1TB HDD, 16 GB RAM, backlit keyboard and Windows 8.1 How do I achieve a dual boot with this new laptop?
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1answer
32 views

Xubuntu 15.04 Gummiboot Kernel Panic

So I installed my new Xubuntu 15.04 in EFI mode. I installed gummiboot via sudo apt-get install gummiboot and activating sudo gummiboot install. On my HP Notebook I have to enter the efi file as ...
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1answer
28 views

Automatically Boot into Ubuntu without Live CD

I am trying to boot into my Ubuntu server and after updates, I can now only boot in with a live Ubuntu CD in the Grub terminal with these commands: grub> set pager=1 grub> set root=(hd1,gpt2) ...
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0answers
13 views

Ubuntu Customization Kit (UCK) for Ubuntu Mac version

I am using UCK for creating custom ubuntu 14.04 ISO live-cds, I then burn the ISO into usb-disk with YUMI or Universal USB Installer or uNetBootin or similar. Booting on PCs it really works well. ...
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1answer
27 views

Bios/Firmware/EFI upgrade changed network port config

I did a EFI/firmware update on an Intel server board and the next thing I see is that the networking just stopped working... Little deeper and I saw that the NIC port labels were changed from em1, em2 ...
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30 views

Copy the bootable live CD to USB in ubuntu without installing winusb

I have a installation CD of windows 7 and I want to make boot-able USB from this CD, to install windows 7 to my other computer. I checked a post form A: Convert a live CD to a bootable USB but this ...
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2answers
27 views

Error of Grub: unknown filesystem, grub rescue [closed]

I have this error on booting... Some background. I have dual boot laptop (windows 7 and older version of Ubuntu Linux 10). I use both the OS (Linux for running some of my tech. software). I have three ...
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0answers
16 views

Ubuntu fresh Luks/LVM Install “Operative System not Found”

I have a Dell Inspiron 7720 with two hdd, 1st: 1Tb and 2nd: 300Gb. The first hdd have Windows 8.1 Pro and i'm trying to install Ubuntu 14.04 LTS in the second. I made a fresh and clean install of ...
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1answer
46 views

WinUSB Installation Error

I'm trying to create a bootable windows USB stick, but when I get to the installation process, it gives me this error: > Installation failed ! Exit code: 512 Log: Formating device... Mounting... ...
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1answer
20 views

boot not working - boot-repair also not working [closed]

http://paste.ubuntu.com/11121884/ I have tried every steps i find by searching google. But nothing helped me out.
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0answers
36 views

Ubuntu 14.04 LTS Dual boot problem with windows 7

I have a problem switching back to my windows 7. I have a dual boot system with ubuntu 14.04 LTS as main and windows 7 the other. I tried running some codes today such as sudo apt-get update sudo ...
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0answers
9 views

Boot in text mode break X

this is my first question and i hope not be breaking any rules. I was trying to boot at text mode and followed these articles How do I boot into true text mode? Disable automatic unity launching? ...
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2answers
294 views

Ubuntu 15.04 flashes log-in screen then black

A few weeks ago, I built a desktop and installed Ubuntu 15.04 and have been battling with it ever since. There seems to be an issue with the compatibility of the NVIDIA drivers and Ubuntu. (After ...
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0answers
62 views

Ubuntu installation VS UEFI on Dell XPS 13 9343

I have heard that there are problems with Ubuntu on the Dell XPS 13 9343, however - I cannot even make the boot menu pop-up when booting from an installation pendrive (lastest Ubuntu, lastest ...
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0answers
17 views

Troubles after installation ubuntu to my usb stick

I've inserted two usb sticks to my pc (with ubuntu installed). One is installation usb stick and second one is usb stick where ubuntu is installed to. After installation I have a few troubles with ...
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2answers
69 views

Ubuntu 15.04 UEFI installation issue on Dell Vostro 3460

I downloaded the RTM ISO of Ubuntu 15.04 (Vivid Vervet), and I created with the latest version of Rufus the UEFI/GPT installation disk. I tried to begin the installation in the UEFI-mode, but it ...
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0answers
24 views

After upgrade to 15.04 system does not boot from encrypted disk

The system was installed with LVM encryption, so it used to ask for a passphrase before booting. Now, the boot process fails with the following: Gave up waiting for root device. Common problems: - ...
0
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1answer
22 views

windows ISO file showing a lock sign on it.that is why it is giving problems in making USB stick boot-able

Because of this lock maybe that is why nothing helping me out in making a USB boot-able.I tried everything for making a windows ISO file to burn into a USB to patched,imaged to a USB that can be boot ...
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0answers
39 views

Stuck on login screen after upgrade to 14.04

I just upgraded from 13.10 to 14.04. The new system worked perfectly while the computer was still on, but after I shut it off and tried to boot, I started getting some really strange errors. First of ...
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1answer
41 views

Unable to boot after installing new kernel

recently I installed the latest kernel 4.1.0-rc3 in my Ubuntu 14.04 LTS 64-bit.When I did reboot after make install, it is getting stuck after the grub listing the following error mentioning that it ...
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0answers
12 views

Updating Problem: The Black Screen

I just updated from Ubuntu 14.04 to Ubuntu 14.10. When I tried booting up my computer, everything started normal, there was a purple screen, then the screen turned black. I can access the try menus, ...
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0answers
11 views

iso files and folders name change for install of ubuntu [closed]

When trying to boot a USB install of Ubuntu, It won't boot. I need to change the name of isolinux files and folders. what are they?
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10 views

Anyone have experience booting the OS from a NAS drive?

I'm currently trying to fix a old laptop of mine but unfortunately I have broke my last memory stick which limits my options on how I am going to fix it (gparted for instance). Right now the laptop ...
0
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1answer
39 views

LDAP errors before network is up

I'm getting the following kind of errors during the boot process: May 11 12:19:25 vagrant-ubuntu-vivid-64 sh[482]: nss_ldap: could not connect to any LDAP server as (null) - Can't contact LDAP server ...
3
votes
1answer
128 views

Ubuntu 15.04 on USB with UEFI

My desire is to do the following. The computer has W8.1 on the HDD and it is using UEFI I want to install Ubuntu 15.04 on 32GB USB stick in a way that I can install regular updates and it remembers ...
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1answer
22 views

14.04 stalls on boot up, waits for button press

Title says it all. When I boot up, the computer shows the Lenovo logo and says "Press Enter to interrupt normal start up", (which doesn't work, and I also can't figure out how to enter the BIOS)and ...
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1answer
70 views

14.04.2 LTS booting to black tty screen after i was forced to hard restart

I attempted to restart my Lenovo T400, and my laptop just sat there on the desktop, not responding. so after a hard restart, there was this error that there was some sort of error with my "temporary ...
0
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1answer
27 views

“Your PC ran into a problem” and it never restarts

I had the "Your PC ran into a problem" blue screen while I was using Visual Studio in Windows 8.1, and then I am never able to start Windows 8 again. Now after I set Windows as BIOS boot option 1, I ...
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5answers
111 views

Help with Dual Boot

I have successfully installed Ubuntu on a different partition than my Windows 8. When my machine boots, it loads Ubuntu automatically so I searched and found that I can use boot-repair to fix that. I ...
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1answer
41 views

Cannot access Ubuntu menu, not to mention Windows operating sys

I loaded Ubuntu Linux using a CD on to an original laptop's operating sys being Windows 8. I ran the Ubuntu "alongside" Windows, although I noticed when I tried to access the windows 8 option, it ...
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0answers
158 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
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1answer
33 views

Ubuntu fails to install grub on dell optiplex 9020

I have a Dell in which there is a first drive running Windows 8.1 With UEFI, this works fine. In order to install Ubuntu 14.04LTS I had to disable secure boot. A second drive is in the machine, a ...
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0answers
27 views

HP Compaq laptop video problem; with Ubuntu but not with Linux Mint

I have an old laptop: an HP Compaq nc8430. I've spent several weeks installing different operating systems on it, and have come across an odd problem. I can install and boot Linux Mint on it with no ...
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2answers
46 views

Cant boot into Windows 8 through grub2 menu

I installed kubuntu15.04 alongside windows8.1 and it worked perfectly for some days...but it stopped showing grub menu so I installed EasyBCD software and I think I messed up with its settings AND NOW ...
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2answers
27 views

my macbook pro will not let me have ubuntu…please help!

I have acquired a 2009 macbook pro 15 at a great price, but I can't seem to figure it out in order to get ubuntu as my only os. I first placed my boot disc I have always used and it would not run. ...
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2answers
24 views

Boot ubuntu not recognize pendrive

I have installed on my notebook ubuntu 14:04, as I am new to ubuntu, just damaging the etc folder then decided that it would re-install the system. The problem is that the boot is not starting with ...
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0answers
22 views

How do I boot Ubuntu from the grub prompt

Short question: my computer shows a grub prompt when I start up, how do I boot Long question: After I dual Ububtu 14.04 on a Windows 8.1 computer using this guide: ...
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2answers
59 views

Can not Boot up laptop after Linux installation

I have a windows 8 laptop. I went to install fedora 21. I deleted the D drive which had nothing on it. I then installed fedora on that partition. I restarted the computer and it booted into the bios. ...
0
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1answer
64 views

Upgraded to 15.04; hangs on login screen?

I'm somewhat worried about what has happened upon upgrading to 15.04. Just based on the symptoms, I believe it is an issue with GRUB boot flags, or perhaps something with the graphics driver. I'm ...
0
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0answers
27 views

Installing Ubuntu on external drive

I have a system running ubuntu 14.10. I have installed another ubuntu (14.04) into my external drive. The new installation is bootable from a windows 8 laptop but not bootable from my ubuntu laptop. ...
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0answers
15 views

error: ELF header smaller than expected

So I had updated ubuntu 12.04 to 14.04 and while computer was rebooting I turned it down and automaticly this showed: error : ELF header smaller than expected . Grub rescue>
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2answers
17 views

Boot volume full

How do I find hidden "boot" folder on my ubuntu 14.04 pc? If I am able to find it, will I mess up anything by clicking on unused kernel and hitting delete button?
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0answers
22 views

How to get Bamboo Pad working on Ubuntu

I got a Bamboo (Wacom) tablet and wanna run the installation CD. I previously and successfully installed it on my CPU that was running with Microsoft 7. Now that it is running with Ubuntu, it is not ...
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0answers
25 views

Grub cannot boot after loading drivers, after a boot-repair 14.04 [duplicate]

Something happened to my Ubuntu installation and I got a GRUB RESCUE> prompt which did not let me boot into Ubuntu. My CPU is a Gygabyte, so in all its existence, Ubuntu 14.04 has been the only OS ...
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0answers
17 views

ubuntu wont run on dual boot lenovo ideapad z580 win.8

I have downloaded ubuntu to a flash drive. when I reboot and choose ubuntu I get a message saying "file missing or error" I can not access bios to change boot position. I have been trying for months ...
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0answers
17 views

15.04 Uograde alongside windows 8.1 duel boot

Having run a dual boot since 14.10 Ubuntu, it has run perfectly smoothly and updated happily; however I installed the 15.04 upgrade yesterday and now the GRUB menu appears and boots smoothly into ...
0
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0answers
22 views

Can't boot after installation

I am using a Toshiba Lifebook PH521. I erased the hard-disk and installed Ubuntu. After the installation I restarted the machine, but it does not boot. I tried boot-repair but it still does not work. ...