Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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1answer
15 views

When selecting from the Menu not able to Perform task?

Is there a way to automatically create users, delete users, create groups and delete groups once I selected a task? Also Why im not able to perform any of those task once I select the task I want to ...
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2answers
23 views

vnstat not updating

I installed vnstat on my Ubuntu 14.04 server to track my internet usage (I have a limited monthly transfer). The database never updates, however. I've tried uninstalling/reinstalling, but that doesn't ...
1
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2answers
38 views

Remove All NVIDIA Files

Background: I bought an NVIDIA graphics card and tried to install its driver. Somewhere along the way I messed up and now I'm running my computer on Cinnamon backup mode (I have Ubuntu but I removed ...
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1answer
49 views

Ubuntu 14.04 desktop error: Inconsistency detected by ld.so: dl-version.c: 224

I am using ubuntu 14.04. I got an error: "Inconsistency detected by ld.so: dl-version.c: 224: _dl_check_map_versions: Assertion `needed != ((void *)0)' failed!" while installing a software. What is ...
1
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1answer
47 views

How do I compile source into the kernel?

I want to add and compile my custom application code into my kernel. How should I add my .c and .o files into my kernel 'bin' directory and compile them? I made a hello.c and hello.o file and I want ...
1
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0answers
10 views

ajaxterm using proportional font

I have Ubuntu 14.04 LTS, Apache 2.4.7, Python 2.7.6 and Ajaxterm 0.10-12ubuntu1. Ajaxterm is proxied via Apache. Here's the apache.conf excerpt: # Suppresses the Via header ProxyVia Off # Do not ...
1
vote
1answer
69 views

Cross compile a raspberry pi kernel

I've been trying for the past few hours to cross compile a rpi kernel on my Arch Linux distro and then my Ubuntu distro when that failed, I received similar errors for both attempts. I'm currently ...
2
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1answer
38 views

Unable to install handbrake on Ubuntu 13.10 via PPA

I'm trying to install handbrake on my system Ubuntu 13.10 via PPA but not able to do so. I followed this website. I ran the below commands: $ sudo add-apt-repository ppa:stebbins/handbrake-releases ...
4
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1answer
27 views

Unable to synchronize the clocks on a dual boot system

A have a dual boot system: Ubuntu and Arch. Ubuntu was installed first. A while after installing Arch, I've set up its clock because it was 8 behind my current time zone (my time zone is gmt +8). I ...
2
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1answer
38 views

Traffic segmentation for a particular subnet

Two questions is it possible to segment traffic for a particular subnet to use an interface and at the same time receive traffic from a different subnet via the same interface? This is the scenario. ...
1
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0answers
31 views

Multiple Windows 7 installations from Grub

I have the following disk configuration: Disk /dev/sda: 750.2 GB, 750156374016 bytes 255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 sectors Units = sectors of 1 * 512 = 512 bytes ...
3
votes
1answer
39 views

locate java source code in jdk7

I have installed Jdk7 in Ubuntu 14.04 and it is successfully configured and I can use java libraries in code. The problem is that I am trying to locate java source code, but not able to find the jar ...
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0answers
49 views

no internet connection (wireless or wired) on ubuntu 12.04

I have win7 and ubuntu 12.04 on dell inspiron 1545 with Dell Wireless 1397 WLAN MiniCard. wireless works fine on windows, but I cannot connect with ubuntu. when I tried connect with a cable - it said ...
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2answers
24 views

I am using service restart command the system will hunging,please help me?

I am using ubuntu 13.04 version in my labtop on the I give the restart command(service networking restart) the system will hunged can please help me.
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0answers
17 views

Bridge-utils installed on ubuntu 13.04 but unable to start the service

I upgraded my laptop Ubuntu 12.04 to 13.04. Before upgraded to Ubuntu 13.04, I installed qemu-kvm, bridge-utils, libvirt-bin & ubuntu-vm-builder. There its worked properly, After upgraded to ...
2
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1answer
46 views

Installing Ubuntu/Debian on 16 GB SD Card

Is it possible to install Ubuntu/Debian on my 16 GB SD Card ? Do I just during installation process chose my SD Card partition and install it (that doesn't work if we have USB) or do I need to install ...
0
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1answer
24 views

Unable to connect to git.denx.de

I am trying to download U-boot for beaglebone black using Ubuntu 12.04, for this I am using this command git clone git://git.denx.de/u-boot.git Now, after typing this command in terminal, for about ...
2
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1answer
26 views

Lubuntu IP conflict [closed]

I have this friend who recently installed Lubuntu on his Asus Netbook to try it out. Problem is that even though he can find all network connections and after trying to connect to two of them (giving ...
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0answers
23 views

Moved Raid from NAS box to PC running Ubuntu hdparm shows drives frozen

So I had a RAID5 setup in a Partriot S4 Javelin (a NAS box). I'm now migrating it to a proper server running Ubuntu 14.04. NOTE: There are 4 drives. All the drives show up in Ubuntu. Two show ...
2
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0answers
57 views

Reading from /etc/environment with sudo

Using Ubuntu 14.04 LTS, I'm having a problem trying to read environment variables from /etc/environment when using sudo env. Basically, they are not being displayed. When I do just env, these ...
1
vote
1answer
18 views

Interface Priority in the Face of VPN

I have a few interfaces: wlan0, eth0, lo, and sometimes tun0. When I connect to the Juniper VPN, creating a tun0 interface, my existing connections on other interfaces (perhaps with the exception of ...
1
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0answers
74 views

i3-wm not resizing screen resolution on login

I'm using Parallels for the Mac, but this may be relevant to other VMs too. Using Ubuntu 14.04, when I login using Unity it resizes the screen and uses all available screens (2 in my case), perfect. ...
2
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2answers
22 views

Writing content from a file to another file on set time intervals using delimiters

I'm trying to write a script in bash that reads a file file1 and writes to another file file2 every 2 seconds, which is easy enough. However, I want to write to file2 on either a line by line basis ...
1
vote
1answer
23 views

Serial communication not working in both directions

I am working with a SOM mounted on a carrier board running Ubuntu 14.04 with the generic 3.13 kernel. While testing out the peripherals, I hit a problem with serial communication. Basically, I can ...
3
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0answers
16 views

In ubuntu, I cannot send two-byte commands over a usb serial port from within a C program [migrated]

I wish to write in C or C++ a program to control a Sony camera connected over a USB serial device (Applied Logic USB to LANC [0600]) running on my Virtual Box guest OS, Ubuntu 12.04. Through putty, I ...
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0answers
63 views

Having some trouble authenticating via proxy in order to use apt-get successfully on a corporate network

Context Our server is on a corporate network, which requires corporate proxy authentication (e.g. enter corporate username and password). This is not an issue on the Windows machines on that network ...
3
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1answer
46 views

Ubuntu freeze after upgrade installation interrupt

I was upgrading my Ubuntu distro and shut down the laptop in the middle of the installation process. Upon restart, I only get a black screen with these messages: Starting Hardware RNG entropy ...
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0answers
34 views

Chromium does not Render webpage (arm)

I am trying to run Chromium (the browser) on a Ubuntu install within Android (ARM) and am facing a weird issue: Webpages are not rendering at all. Links etc within the page are still clickable, ...
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0answers
39 views

How to change position of unity launcher in Ubuntu?

How can I change the position of unity launcher?
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1answer
11 views

firefox bookmark updation

I bookmark a lot of pages everyday and I export them as well into a html file. The thing is whenever is bookmark a page can it automatically get updated or synced with the html file. I use Ubuntu ...
0
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1answer
66 views

Consistent network interface name ubuntu using pci slot

One can set consistent interface naming via mac address by modifying /etc/udev/rules.d/70-persistent-net.rules. Can you establish consistent interface naming by PCI slot number? (I tried but failed) ...
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0answers
25 views

Open ports for local samba server with iptables

I can't seem to connect from Windows 7 to my network share on Ubuntu (Samba). Why won't this work? Heres a bit of information, that would perhaps be useful. user1@computer:/etc$ sudo iptables -L ...
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1answer
69 views

how to downgrade in command line for ubuntu?

I am using OS 12.04 version, but using upgrade command results in the desktop being changed for the new version 13.04. How do I downgrade to the old version using the command-line? From this: ...
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2answers
54 views

Is there any equivalent to the atempo ffmpeg audio filter but for avconv to speed up video(and audio)?

As noted here, we could speedup audio with ffmpeg using ffmpeg -i input.mkv -filter:a "atempo=2.0" -vn output.mkv But on Ubuntu, ffmpeg is replaced by avconv, and the atempo filter is not available ...
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0answers
15 views

Problem with getting bridge to work when set up with a script

I'm trying to set up a bridge, essentially turning my machine into a switch. I'm running a dhcp server on the same machine with INTERFACES='br0' as the interface setting. /etc/network/interfaces ...
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0answers
15 views

Pxe Insallation

I Want Document For pxe boot server install in kvm on ubuntu 12.04. I am configuration but got that error: Jul 4 15:36:57 ubuntu dhclient: No DHCPOFFERS received. Jul 4 15:36:57 ubuntu dhclient: ...
0
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1answer
53 views

Recommended partition size of SD card for Ubuntu for BeagleBone black [closed]

I am using 16GB SD card for building Ubuntu from scratch for BeagleBone Black. So, I have to make two partition of my SD card, one for Rootfs and second one for Zimage and other stuff. Initially I ...
3
votes
1answer
316 views

Ubuntu 14.04 login into desktop by single user mode

My OS is Ubuntu 14.04 64-bit, and kernel is 3.13.0-30-generic. I forget my user account password and now want to get into GUI desktop. I know from the Internet that we can reset password by single ...
4
votes
1answer
366 views

get kernel source code

I need a specific kernel version to compile it with some additional modules. When I typing: uname -r I get 3.8.0-29-generic I need this one. uname -a Linux "..." 3.8.0-29-generic ...
2
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0answers
73 views

`crontab -e` sometimes fails with “Creation of temporary crontab file failed”

From time to time crontab -e fails on me on a Ubuntu box. It is the same for all users including the root and crontab -eu <user> under the root. Goes like this on a regular basis, a success here ...
1
vote
1answer
72 views

Every package “has no installation candidate”

While attempting to install openssh-server on Ubuntu 14.04 64-bit, I get the following error: Package openssh-server is not available but is referred to by another package. This may mean that the ...
0
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0answers
67 views

org.eclipse.swt.SWTError: No more handles [gtk_init_check() failed] while running spoon.sh in ubuntu

When I am running spoon.sh file in Ubuntu I am getting the following error: [santosh@sbx data-integration]$ ./spoon.sh /home/decathlon/Pentaho-5.0.1/data-integration org.eclipse.swt.SWTError: No more ...
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0answers
3 views

Dual boot intermittant problem using Ubuntu 14.04 and Windows 7 [migrated]

I have a problem with the grub2 loader sometimes. More often, when I choose Windows 7 in the grub2 loader, it hangs on the purple screen. I have looked up and down the internet for an answer and ...
2
votes
1answer
94 views

Inkscape not opening after installed?

I just installed 14.04 on my laptop. The first thing I did was to install inkscape by using the instructions on this website. However, after installation, it does not appear if I search for it in the ...
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0answers
214 views

Activate/deactivate WiFi on Lenovo B5400 under Ubuntu 14.04

I have a Lenovo B5400 with Ubuntu 14.04 x64. The Ethernet port works fine. How can I enable/disable the WiFi connection? I have no hardware button for this functionality. Under Windows I can press ...
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0answers
57 views

minicom showing offline

I am trying to use minicom in Ubuntu. To do this I first connect my USB to DB9 converter, then I type this command on terminal dmesg | grep tty to check if my USB to DB9 converter is connected ...
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votes
1answer
43 views

Method bzip2 has died unexpectedly -Unable to update /upgrade /installl Ubuntu 14.04

Unable to update/upgrade/install Ubuntu 14.04, and it shows the below: Get:21 http://us.archive.ubuntu.com trusty/universe Translation-en [4,089 kB] E: Method bzip2 has died unexpectedly! E: ...
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0answers
34 views

Wrong number of 'clicks' from mouse & drops click and hold, then picks it up again

The issue I am experiencing is the same as the one in this post. This is happening on two different machines, using two different models of mice. While both mice are Logitech, one is a wireless ...
0
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0answers
42 views

Ubuntu no connection after reboot

I cannot connect to my system after a reboot. It's a virtual Ubuntu machine only accessible by SSH. There is a gmrl rescue system installed and I got access to the disk. The only thing I can find in ...
1
vote
2answers
34 views

Remove other linux installation on same hard disk

I have the following setup: [phil@thinkpad ~]$ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 238,5G 0 disk ├─sda1 8:1 0 52,3G 0 part ├─sda2 8:2 0 111,8G 0 part ...