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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Bootloader Win7 / Xubuntu / Win10

I have problems with my bootloader. At first I installed Windows 7 and after that I installed Xubuntu to have the right bootloader to boot both OS. But now I wanted to try Windows 10 preview as a 3th ...
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29 views

Ubuntu 14.10 stuck in BIOS after clean install

I installed Ubuntu 14.10 64 bit carried by USB stick in a laptop computer (ThinkPad X1 Carbon (2013) using both UFEI/legacy boot). It was a clean install with all the data erased inside the hard disk. ...
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2answers
19 views

i cant get windows to work anymore after installing ubuntu

so i installed ubuntu on a separate disk from my pc and then i couldn't boot into windows anymore and went into grub recovery and restoring my mbr two times did not help at all so can someone please ...
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0answers
9 views

error unknown filesystem grub rescue

I decided to remove Ubuntu from my laptop while I have windows 7 in the same drive. Then I reboot my system I found that common message : error: unknown filesystem grub rescue I tried to solve it ...
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0answers
23 views

Ubuntu 14.10 -TPM error(7) occured

Ubuntu 14.10 no caching page found on all hard drives 2 sata and two IDE also same if I mount avusb drive. After upgraded from 14.04.1 and also from a clean install of 14.10 During boot I get error ...
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1answer
25 views

Kubuntu 14.10 kernel panic

I downloaded and burned the Kubuntu 14.10 amd64 iso. My laptop was running Kubuntu 14.04 amd64; it is a 4-year-old Dell Studio 17. When booting from the DVD, there is a kernel panic, unable to mount ...
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23 views

Restore Boot Partition from running ubuntu

I accidentally wiped the /boot partition of my running Ubuntu 14.04. Is there a way to restore it? My Ubuntu system is encrypted and I am dual booting Windows 7. Thanks in advance!
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31 views

Macbook Pro Ubuntu install freezes after grub menu

I am trying to install Ubuntu 14.10 (also tried 14.04.1 LTS) on my 2009 Macbook Pro 5,2. I have installed rEFInd, I have made a bootable USB as instructed on the Ubuntu site. I can get to the grub ...
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2answers
28 views

How to dual boot ubuntu from an external hdd, with the ability to boot to windows without the exernal plugged in

I want to install the new version of Ubuntu on an external hard drive. My only problem is that if I try to turn my computer on without the hard drive plugged in, it wont boot at all. (I am assuming ...
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0answers
10 views

Custom 14.04 ISO doesn't boot into installer, only into Live environment

I try to make a USB-stick with a custom ISO, that I want to get installed when I boot a PC from that stick. The custom ISO with Ubuntu 14.04 'trusty' is generated from 'debootstrap' into a chroot ...
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0answers
16 views

Windows not showing on boot menu

I have to install Ubuntu for a project, and have been struggling getting it to dual boot on my PC. I had some problems getting the Ubuntu to show on the partition menu after I installed it, so I ran ...
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0answers
15 views

Can't put windows on a flash drive- tried everything

How can i install my windows 7 iso to a flash drive? dd seemed to have worked, but when i booted it did not work, saying grub: no such partiton Which is odd, considering i did not remember installing ...
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0answers
35 views

System76 BIOS gone after update to 14.10

A few hours ago, I updated my System76 Ratel Performance from 14.04.1 (what it shipped with) to 14.10. Everything works fine, but I noticed that the BIOS screen no longer appears. When I boot it up, ...
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0answers
31 views

Black Screen with white underscore

The problem appeard after i turned off ubuntu from the power off button of the computer ,I think there were some things going on . Now when i turn on my computer it starts but short after that i see a ...
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1answer
51 views

How to fix plymouth to it's default

So today the new Ubuntu release came out. I uninstalled my Nvidia drivers, made the upgrade and then installed the latest Nvidia blob from Xorg edgers. Before the upgrade, my boot and shutdown splash ...
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1answer
19 views

LiveCD not showing welcome page

When I boot from the Live CD instead of the welcome screen with the buttons "Try" and "Install" and the language selection a weird GRUB appears with the options "Try without installing", "Install ...
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0answers
39 views

Black screen on boot up [on hold]

Help I can not get ubuntu to boot up. I have tried nomodeset, nolapic, and acpi off please help and I do not hink it is a uefi problem but it might be. Also this is not a duplicate. this is a desktop ...
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1answer
22 views

Interrupted Ubuntu 14.04 upgrade, Dual Boot

Whilst upgrading Ubuntu 12.04 to 14.04 via the update manager, a power shortage in the building caused my desktop to fail. This was in the installation phase. I am now able to boot the PC in Windows ...
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0answers
25 views

Not able to boot ubuntu 14.04 from usb drive

My System is 64 bit so I downloaded an ubuntu 14.04 Trusty Tahr copy from its website and installed it successfully in my sandisk cruzer blade 4 GB Pen drive using Universal usb installer. When I ...
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2answers
24 views

Can't boot Windows after unsuccessful install of Ubuntu through USB

First of all, I am completely new to Ubuntu and not very knowledgeable with computers in general. Please forgive me for my explanation maybe being vague or word choice being incorrect. I am using a ...
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2answers
47 views

Black Screen, it doesn't go to desktop

I was copying around 750GB of files into my external hard drive, estimated time was 10 hours. It significantly slowed down my laptop. I wanted to check what is inside rubish bin so I opened it, but it ...
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0answers
13 views

Ubuntu Gnome. Booting issues [duplicate]

I new so don't know much about Ubuntu. So it was just a moment ago, I was playing with some tutorial online about setting up gaming mouse Ubuntu Gnome. I was following the tutorial and edited my ...
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2answers
19 views

iMac doesn't boot from same usb that works on MacBook Air

I have created a bootable USB with Ubuntu that works fine on my MacBook Air (year 2011) but is not detected by my iMac (2004) when I press Alt. rEFIx does not help either. I have tried with other ...
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1answer
16 views

Make FAT32 disks starts with boot [duplicate]

i'm using ubuntu 14.10 utopic beta 2 (waiting for the officiel release) i've two partitions (FAT32) where i save my documents.. i would like to make those two partitions starts with boot.more clearly, ...
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14 views

Put windows boot cd on grub partition

Is it possible to mount a bootable windows installation image to a grub partition. My situation is the following, I want to install windows but I don't have a big enough usb drive, so I was ...
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10 views

LTSP Client Boot Issue - Ubuntu 12.04 VMware

Today I've been trying to get a virtual Ubuntu 12.04 LTSP server and client setup running in VMWare Fusion by following this guide. ...
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0answers
18 views

Problem on boot with AMD after updating kernel

Basically after the lasts two kernel upgrades, I have had problems with my amd radeon 7730M. After upgrading the kernel, the system booted to a black screen with an frozen _ at the top left. I ...
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1answer
21 views

Boot to desktop w/o password

I'm using Ubuntu 14 on a CuBox system and I want to boot into the desktop w/o having to login. There's no setting for it in my users/groups app. Is there another way to do that?
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0answers
26 views

Ubuntu boots to black screen with white cursor

I have a home made desktop with two hard drives and two CD-ROM drives and a Nvidia Geforce 560TI GPU. Whenever I try to boot into Ubuntu 14.04 with all of my hardware connected it boots to a black ...
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1answer
26 views

Boot issue on startup [on hold]

I was new to ubuntu and i was more comfortable with windows than linux so i changed my laptop's os to windows 7. I checked all keyboard keys are working properly and then i found out that left alt+f4 ...
0
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1answer
40 views

Failed to upgrade, wont boot past ubuntu screen

A few days ago i decide to upgrade to ubuntu 14.04, but now i just get stuck on the loading screen with the white and orange dots. Ive tried to find other posts similar to mine but nothing has worked ...
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0answers
17 views

I lost /boot on thumb drive, can I reinstall it?

Here's the situation: I have two encrypted Ubuntu partitions on my desktop; / and swap. /boot was installed on a thumb drive that I managed to destroy whilst installing a new video card into my ...
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1answer
22 views

Dual boot windows 8.1 problems

I have what I thought to be a successful dual boot of ubuntu and windows 8.1 dual boot. I just found out that I've completely lost windows. I have been trying for days to install windows from usb ...
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1answer
17 views

Ubuntu Dual Boot second Linux Distro

I have had some trouble dual booting Ubuntu 14 with another linux distro. I have an existing Ubuntu installiation running (nothing else besides Ubuntu 14, however), and the second .iso on a live usb. ...
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1answer
33 views

Safely removing and reclaiming Windows partition when Ubuntu was initially installed via Wubi [duplicate]

I wish to reformat a Windows 7 partition, reclaiming it for use under Ubuntu 14.04 already running on the machine. Windows is no longer needed. The partition is mounted in Ubuntu and its files ...
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1answer
34 views

Black screen and later garbled screen after installation 14.04, where should I begin?

Just a foreword, this is my first foray into anything Linux related. Please forgive me if my lingo isn't up to par. I just installed Ubuntu 14.04 last night. After I removed the installation disk ...
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1answer
15 views

i have to enter the boot option and select ubuntu in UEFI everytime i boot into ubuntu

i just installed ubuntu 14.04. everytime i boot my laptop(dell inspiron 5423) i have to enter the boot options and select ubuntu in UEFI options. how can i make it boot normally?
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0answers
13 views

Boot to GNU GRUB and stops

Please read this as coming from a complete beginner. After several months of pleasure using xubuntu why does my machine suddenly decide not to boot but go instead to the GNU Grub screen and ...
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0answers
17 views

Ubuntu on Dell Inspiron laptop kernel panic while booting from USB

Booting Ubuntu from USB gives this error on a Dell Inspiron laptop: Kernel panic not syncing : attempted to kill init! exitcode= CPU0 PID 1 run-init hardware name Dell Inc. Inspiron 3542 call trace ...
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0answers
17 views

Battery not detected, /proc/acpibattery empty even it is present

I'm using Ubuntu 14.04 and it is fully up-to-date. But the battery of my laptop is never detected. There is no battery icon on the top bar, the /proc/acpi/battery is empty. I've tried to remove the ...
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2answers
21 views

Installing Ubuntu on Dell Inspiron 15 3521 [on hold]

I purchased a Dell In 15 3521, and i am trying to install Ubuntu. but it was not installing Could you tell me what i have to do?
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0answers
26 views

How to install Windows 7 over ubuntu from win 7 iso [duplicate]

I'm getting a new computer build soon and I figured I'm going to install Windows 7 so I can play some of the games I enjoy that are not compatible with Ubuntu; once I were to get Windows 7 installed; ...
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0answers
10 views

Why does each update remove vital boot files? [on hold]

Everytime I update, the most recent being Trusty Tahr, I always end up having to completely reinstall Ubuntu with a usb. Everytime I get told that certain boot files are missing. Why does this keep ...
1
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1answer
19 views

Why won't my system boot off of a partition that I just transferred the Ubuntu install image to using the dd command?

I have a drive that I would like to install Linux onto, for eventual use on another machine. I want to bring the Ubuntu installer image onto a 20GB partition, and then boot into that. When I boot ...
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0answers
26 views

Problems installing Ubuntu in UEFI system

I am having trouble booting into my HDD, where I have installed Ubuntu as described @help.ubuntu.com/community/UEFI I have attempted to utilize Boot-Repair to no avail. Here is my link pasteurl link: ...
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0answers
20 views

Grub will not boot win7

Ubuntu 14.04 will not dual boot. Boots directly to Ubuntu. I tried repairing windows with win7 startup disk (bootrec /fixboot) and it appears the start up files were placed on the beginning of the ...
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0answers
29 views

Gave up waiting for root device (and cannot find drive from usb live)

I am seeking help for a typical problem for which I have tried many solutions. The typical problem is the Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - ...
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1answer
36 views

Moving /boot to a usb key

How do I move the existing /boot partion of a 14.04 root encrypted installation to a usb key?
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0answers
12 views

Grub not booting anything

Lenovo g505s with 8.1 per installed Amd a10 processor with 6 gb or ram and 1000tb hd My files are backed up to an external had or sitting in the cloud so that's not really a problem. Shut off secure ...
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0answers
19 views

Alienware 17 + Ubuntu 14.04

Unable to CD boot Ubuntu 14.04 on (new) Alienware 17. My guess is graphics card issue. AMD Radeon R9 M290X. Any advice? Thanks.