Questions related to live CDs, which allow you to test drive Ubuntu without installing it.

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2
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2answers
3k views

Can I cancel dd command and rebuild partition table?

I am attempting to fix the partition table on a 1 TB hard drive. GParted on my live disk sees the drive as being "2 TiB"... It is clearly labelled as 1 TB on the outside. I started a low level ...
-1
votes
1answer
816 views

How do i Make a Custom UEFI bootable live CD?

I tried the following from: LinuxQuestions.org. mkisofs -U -J -joliet-long -r -v -T -o ttylinux.iso -b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat \ -no-emul-boot -boot-load-size 4 ...
1
vote
1answer
2k views

Can Startup Disk Creator make a bootable CD/DVD?

I cannot create a bootable DVD disc using "Startup Disk Creator." It is creating bootable USB drives smoothly, but it shows "no space" when trying to create a bootable DVD disc. We need to create a ...
-2
votes
2answers
246 views

How to run installation CD for second monitor?

I am running ubuntu 14 off of a live USB. I have a second monitor that I would like to use while using ubuntu. It has an installation cd that you have to install before using, and when I click on ...
1
vote
1answer
513 views

Mount internal drive in Ubuntu LiveCD-Mount Error

I am trying to access my disk in an Ubuntu LiveCD. I cannot see my disk in nautilus and am trying to mount it. sudo fdisk -l gets this: Disk /dev/sda: 80.0 GB, 80026361856 bytes 255 heads, 63 ...
0
votes
1answer
729 views

Uncompression error when install Ubuntu [closed]

I get a Uncompression error when blotting from an Ubuntu LiveCd. My hard disk got corrupted and buying a new system is not an option at the moment, so I need to install Ubuntu on the machine to get it ...
1
vote
1answer
71 views

How does the ubuntu Live CD check itself for defects?

One of the options when you boot up the CD is to check itself for defects. How does it do this? Surely there could be a defect that gives a false positive? Or is that incredibly unlikely - does it use ...
0
votes
1answer
52 views

Add files to Ubuntu Desktop disk image

I would like to create an Ubuntu 14.04 disk, with some extra files on the desktop - for instance, some HTML files with instructions for some project. What's the right way to edit the ISO file and add ...
0
votes
1answer
58 views

Install windows or newer ubuntu from old Live CD

I have an ubuntu 10.10 cd lying around and I want to install either ubuntu 14.04 or windows 7. Unfortunately I have no USB at the moment. Is this possible without having to go through 7 painful ...
1
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0answers
155 views

Ubuntu Live CD is Frozen - How to Recover?

I'm in a tricky situation. I'm running Ubuntu from a live cd. I think I have too many firefox pages and tabs open, so the computer is frozen. However, I have some unsaved, and very important, text ...
1
vote
1answer
75 views

Confused about the security of ubuntu (Linux)

Assume I have a laptop with ubuntu installed and two users abc and root. Both users are password protected. It is possible to reset root password using live CD or USB using chroot which would mean ...
0
votes
1answer
425 views

Installing ubuntu from customized live CD

So basically I modified an installation iso file. To be specific I added a kickstart file to it to automate the installation of ubuntu 14.04.1 i386, I modified the isolinux/txt.cfg file to make it use ...
1
vote
2answers
39 views

Problems with installing with disks

So I have a 64 Bit Computer so I downloaded the Ubuntu 64 Bit ISO. Well I have some 700MB CD-R disk. And I do not have a USB that is available to be used. My question is can I break the ISO down to ...
0
votes
1answer
1k views

Ubuntu Won't boot from Live CD 14.04.1

I downloaded Ubuntu 14.04.1 to help recover a bad hard drive on an old laptop. I downloaded it and burned it to a disc but it doesn't work. I get the little man in the circle, then word Ubuntu on a ...
1
vote
1answer
56 views

Upgrade with ISO - User Name, password, computer name

Try a update from 12.04.4 to 14.04.1 by using the ISO (USB) as I had a live session with 14.04.1 to test if it runs on my computer Upgrade process detected 12.04 version but later in the install ask ...
1
vote
2answers
946 views

Is a Ubuntu LiveCD technically a virtual machine?

I just booted into my school's computer using a Ubuntu install disk. It might not seem that hard but it's a technical school and they have them pretty locked down, maybe not for you but for me it is ...
1
vote
1answer
753 views

Remastering/Modifying Ubuntu LiveCDs - Authentication Failure

I'm new to Linux. My current goal is to build my own LiveCD of Ubuntu. Small size, tiny gui, controlled by vnc and/or ssh. My workspace is a 12.04 full installation in Virtual Box. As the "base" I ...
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votes
1answer
156 views

After boot from live CD, no usable desktop

I have an old iMac G4 which I am trying to get Ubuntu installed on. I have a live CD and can boot from that. Everything loads and is running but there is some sort of graphical error and there is just ...
-1
votes
2answers
39 views

Where to download ubuntu that comes with cd?

Where to download ubuntu that comes with cd? i like to download the entire CD.
1
vote
1answer
1k views

Delete files on HDD while using LiveCD

I've got a little problem. After installing the latest upadates Ubuntu 13.10 (IIRC) and rebooting, I can access the GUI log-in interface, but after entering my password the monitor remains black with ...
1
vote
0answers
27 views

Access harddisk from Ubuntu Customization Kit-prompt

How do I access my hard disk from the Ubuntu Customization Kit-prompt? The mounted file system is the Live CD's own system. I want to use it for installation of deb-packages stored at the local hard ...
0
votes
1answer
601 views

Installing Ethernet Card driver while inside Live CD

I want to install rtl8723au Ethernet driver before actually installing OS, so that i would have access to the internet in the process(wi-fi is the only option). I have all the files i need for that, ...
0
votes
1answer
371 views

How can I fix the purple screen of death when trying Ubuntu (14-04, 32-bits) from the liveCD? [duplicate]

I burned a Live-CD of Ubuntu 14.04 (32-bits) and when I boot up the computer from the CD, it appears a purple frozen screen with a weird icon on the bottom. I think I've pressed every key on the ...
0
votes
1answer
671 views

Ubuntu Live CD customization with automated install

I am trying to customize an installation CD for Ubuntu 12.04 but I'm having some issues. I've used Ubuntu Builder and Ubuntu Customization Kit (UCK) and successfully updated packages and added ...
0
votes
0answers
63 views

Can I use Ubuntu to create LiveCD/DVD/USBs of other distributions? [duplicate]

Ubuntu can be used to create a LiveDVD or LiveUSB of Ubuntu. But can it also be used to create LiveCDs, LiveDVDs or LiveUSBs of other Linux distributions? In particular, can it create these using an ...
1
vote
1answer
450 views

What are all the parameters for iso-scan?

I am trying to use a "boot from iso" method on a Windows computer. The iso file is on a small ext4 partition on /dev/sda3. /dev/sda[12] are NTFS. The normal iso-scan/filename fails (/dev/sda1 can't ...
1
vote
1answer
729 views

Where do I start to create my own Ubuntu derivative? [duplicate]

I would like to create my own Ubuntu derivative with my desktop environment of choice and my preferred set of prepackaged programs. What base should I start with and what modifications should I start ...
0
votes
1answer
598 views

LiveUSB will not Boot on Lenovo v570

I have a Lenovo v570 that I'm trying to do a clean install of trusty on and for the life of me I can't find any way to get it working. When I try to boot from the SD card it's on, it doesn't even ...
0
votes
1answer
48 views

Can I change grub2 default OS from LiveCD

I can't find anywhere on the internet that has this specific question. The problem for me is I forgot my pass for Ubuntu 13.04 and now I can't use sudo commands. So now I need to change the boot and ...
0
votes
1answer
41 views

14.04 with pre-installed 12.04 in the same laptop (Live CD) [Installation]

I want to install the 14.04 LTS version on my laptop where I use now 12.04 LTS, I want to use a Live CD and I don't know if it will erase my 12.04 or integrate it on grub in the start on my laptop. ...
0
votes
1answer
43 views

I cant acess my HDD

First of all, I'm a total Linux noob. I was running the latest version of Ubuntu but eventually I wasn't able to boot no more, the Ubuntu logo appeared and then it was only a blinking white bar ...
0
votes
1answer
89 views

Recently installed ubuntu 14.04 but continues to restart laptop

I've been trying to run ubuntu 14.04 off a usb on my Win 8.1 laptop. I get the dual boot OS selection screen on startup but each time I select ubuntu, the system restarts. I got the same result trying ...
0
votes
1answer
66 views

Is the download live dvd image of ubuntu up to date?

Is the live dvd image of ubuntu on official site of Ubuntu up to date? Because I couldnot install ubutnu 14.04 from live cd because of blackscreen.
2
votes
1answer
1k views

Mouse not working in xubuntu

Hi i am new to the linux world and i decided to install xubuntu 14.04. To test xubuntu 14.04, I booted with the xubuntu live CD into my desktop. I was pleasantly surprised to find it worked nicely, ...
1
vote
1answer
675 views

Could not find a kernel image on LiveCD 14.04 LTS

I downloaded the ISO of Ubuntu 14.04 LTS 4 times from 4 different official mirrors and when I use them they all gave me this message, I can not even get to the menu to check the disk. Could not find ...
0
votes
1answer
140 views

Recover Files Using Live CD

I've got a hard drive with personal files I need. Long story short, when I tried to update from 13.10 to 14.04, Ubuntu flipped out and bricked, and now it won't boot. I want to just do a fresh install ...
1
vote
0answers
498 views

Booting problems after update

Yesterday I updated my laptop (Lenovo ThinkPad T440p) to Ubuntu 14.04. Afterwards I restarted the laptop, but the operating system wouldn't start. I can''t get into the booting menu to choose Ubuntu ...
0
votes
1answer
96 views

ubuntu shuts down for no reason

Up until 2 days ago Ubuntu 12.04 was going simply great, then the update manager prompted for some updates and I continued as usual. After that I continued to use the computer for few more hours ...
1
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0answers
362 views

Ubuntu desktop with citrix receiver

Is it possible to built an Ubuntu desktop which would autostart the Citrix Receiver after boot? The plan is for the user to see nothing other than the virtual desktop with the login screen.
0
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0answers
15 views

Cannot scp/rsync into live cd [duplicate]

I'm trying to scp into a box running 12.04 32bit livecd. The machines are connected to same switch & can ping each other just fine. I use the usual args, eg- scp -rp ...
0
votes
1answer
190 views

Remove Ubuntu from stand-alone hard drive. Format drive

I guess that I have no other choice than to add to this question, as seth saw fit to delete the question I thought I was asking as a new question. But whatever. I have a dead computer thanks to my ...
0
votes
1answer
811 views

Ubuntu LiveCD install stuck on “creating user” step

I've been STRUGGLING to install Ubuntu (as dual-boot with an existing Windows XP installation, on a different drive and partition) for a couple of days now. I've already checked the md5 hash for the ...
0
votes
1answer
57 views

Wubi or Live DVD?

I want to install Ubuntu on this machine. Is there any benefit to installing With live dvd compared to Wubi?
2
votes
4answers
18k views

Gparted - resizing boot partition

I want to install Windows 7 on a computer which has Ubuntu 13.10. When Ubuntu was installed on this computer, its boot partition received all available hard disk space(except for the part given to ...
2
votes
2answers
48 views

Test if operating from live session or not inside a shell script

I have a shell script that can only be run from a live session (LiveCD or Live USB) because it shrinks the root filesystem of an actual installation, which can only be done when the filesystem is not ...
0
votes
2answers
790 views

Can't boot live usb or cd on 2006 macmini running xubuntu

I had to install Refit to boot a xubuntu 12.04.4 install cd originally. I chose to use the whole disk to install xubuntu. I need to reinstall due to some user errors, but now I can't boot any cd's or ...
4
votes
2answers
99 views

Which Programs Are Included In The LiveCD That Are Removed Upon Installation?

I've noticed when booting up Ubuntu 13.10 – Desktop X86-64 disc in "Try Without Installing" mode that Gparted is pre-installed, however if you install Ubuntu to your hard drive the package is removed ...
2
votes
0answers
56 views

How are ubuntu iso's built?

I wanted to try making a custom iso with some extra packages. Though it is possible to do this manually (by editing a standard iso) using various tools, I want to do this automatically from the ...
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votes
1answer
85 views

In grub went into system settings and changed priority of boot drives, now only booting to grub rescue. Help?

Whenever I power on I get this screen, where I can enter commands: error: no such device: e9e6b763-5dcc-821b-acc69c2eaaee. Entering rescue mode... grub rescue> I have seen some other posts of ...
0
votes
2answers
648 views

Trying to install Ubuntu on Lenovo T61 laptop

I downloaded the Ubuntu file (Latest stable release) to a blank CD-R but got the error message that there was not enough room on the CD. One file got on the CD i think but more was supposed to be on ...