Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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Windows7 & Samba (Ubuntu 14.04 LTS) - error on change password

I have a fully working setup of Samba4 (non-AD) on Ubuntu 14.04.01 with Win7 clients. When a user tries to change his (samba) password from the Win7 client, an error 1351 occurs. No error messages in ...
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11 views

LTSP server with existing DHCP Server

I want to setup a LTSP server on the computer that is already a DHCP server. I'm using zentyal 3.4 on the server, it's basically an Ubuntu 12.04 with zentyal-core installed on it. I have instaled ...
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12 views

Ubuntu server remote desktop blank screen

I have a server running Ubuntu 14.04.1 LTS. Things were running fine until I removed (complete uninstall) OpenBox and Lightweight LXDE for trying other desktops. Now the server boots fine but shows ...
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1answer
16 views

How to view mail through a client?

I just finished installing the postfix mail server and I was wondering how I can view my mail through a client rather than through command line? What clients exist for this and which are considered ...
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0answers
7 views

Add Windows Server 2012 R2 to Grub2 boot-loader

Short version: I have Windows 7, Windows Server 2012 R2 and Ubuntu 14.04 installed on my hard disk. I use grub2 as my boot-loader, so when I start up I can choose between operating systems. The ...
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1answer
5 views

No output / stdout / feedback in mysql prompt on Ubuntu 14.04

I'm running Ubuntu 14.04 and Nginx, and I recently installed mysql-server while following Digital Ocean's LEMP stack setup guide (I intend to run a WordPress site with it). When I try to log into an ...
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0answers
15 views

How to install Ubuntu 14.04.1 with dual boot through a virtual drive created in Windows 7

This may sound a dumb question, but I really need your suggestions on it. I have a PC running Windows 7. I just downloaded an ISO file of Ubuntu 14.04.1 (the latest one). The problem is that my DVD ...
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7 views

Install root certificate authority on Ubuntu

First off I am not sure whether I have the correct terminology. What I mean by certificate authority is a verified certificate distributor such that if I goto a website in my Browser that is HTTPS ...
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0answers
11 views

How to Swap or Clone RAID 0 to Single HDD of 1 TB

The problem scenario that I am trying to accomplish. Currently I have a Ubuntu Server Setup with H/W RAID 0 with 2 * 2TB disks as 4T. However, we realized later that the server does not require that ...
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22 views

I can enter my website using internal/public IP, but can't enter using my domain name

Couple days ago I bought another PC just for server purpose. I have already installed Ubuntu 14.04 LTS, LAMP, Mail Server SSH Server (or Service?), also PHPMyAdmin, Webmin and TeamSpeak 3 server. ...
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1answer
13 views

Disable write permission for the user, Ubuntu

I'll be brief. I need to disable a single user to read and write files on the whole server with Ubuntu, except one file. That is, he can write to the file output.txt, but other directories are closed ...
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7 views

How can i find oRTP library for Libexosip 2.2.3

when i doing ./configure, Libexosip prompt a line : configure: error: oRTP library not installed. Please install or use --disable-josua ==>> so i cant find this package. I'm doing a project about ...
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0answers
17 views

How can i upgrade windows in dual boot?

I have dual boot win7 and Ubuntu 14.04. I want to install windows 8.1 alongside with ubuntu. The question is simple. If i install 8.1 over 7, will there be a problem with the dual boot?
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1answer
14 views

My teamviewer does not show ID in Ubuntu?

I installed teamviewer from terminal by following this guideline ; link But if I run teamviewer --info (with sudo or not) it shows TeamViewer 9.0.32150 teamviewerd status ...
0
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1answer
18 views

modify shell command in Ubuntu 14.04

I had installed Ubuntu 14.04 on virtualbox, I need to be able to read source code of shell commands, and modify any command? any help please? where i can find the shell commands? in which directory?
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0answers
12 views

Localhost and local Ubuntu Server Apache2 server issues

I have an Apache2 server running on a Ubuntu Server PC at the moment and am having a few problems with it of which I hope one of you could help me with. I have the Apache2 on machine x.x.x.72 and ...
1
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1answer
18 views

“ffmpeg: command not found” - But it's in the current directory? [duplicate]

I'm trying to convert some .png files I have into a movie using ffmpeg. I'm using the tutorial: http://www.miscdebris.net/blog/2008/04/28/create-a-movie-file-from-single-image-files-png-jpegs/ The ...
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0answers
13 views

How to change the main grub

I have two ubuntu installs, A and B. The "A" is my main install. In B, I have compiled and installed a custom kernel. Then I run sudo update-grub. The problem is that, running grub in "B", it does ...
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1answer
15 views

Kill browser tabs with Bash from younger to older

Hello i want to kill tabs from a browser(ex. chromium) by order from youngest to oldest. I used pkill -f -n -9 chromium but i want to use it in a while iteration with comparison to pkill's return ...
0
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1answer
11 views

Cannot change vncserver default geometry

I'm using Ubuntu 12.04 (I think it's desktop...) and running vncserver to connect to it remotely. I can successfully set the resolution if I use the -geometry flag when starting the server, but I ...
0
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1answer
19 views

Ubuntu wrong clock time (universal and local)

Local time and universal time are wrong. They are shifted to -2 hours to the real time. Setting the timezone didn't solve because the universal time is wrong. I'm running ubuntu 14.04 and I have a ...
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31 views

Dual boot Ubuntu 14.04 LTS unable to connect to the wired internet

Recently, I installed Ubuntu 14.04 LTS alongside Windows 7 Professional. Although, I can access the wired internet from Windows, but can't from Ubuntu. It appears that Ubuntu detects the wired ...
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0answers
6 views

Why can't I start a VNC session using the randr flag?

I'm using Ubuntu 12.04 (I think it's desktop...) and can successfully run vncserver (which ultimately links to /usr/bin/vnc4server) and connect with my client, and I can also add the -geometry flag ...
2
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2answers
25 views

What do I do after generating SSH keys?

I have 2 Linux machines: My NAS at home and a server off-site. Call my NAS as "NAS" and the offset server "SRV". I need to be able to copy files from SRV to NAS securely, without having to enter a ...
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2answers
30 views

Ubuntu formatted drive not visible on macbook pro or windows desktop

I have an older SSD (12.04 installed on it, encrypted) that was inside an ubuntu server, this particular server is on its last leg so I removed the SSD and tried mounting it on my mac to format it, ...
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0answers
17 views

Hard drive is not accessible

I have installed new internal hard drive on my desktop but when I click on partiton of the hard drive from another hard drive it is showing "Unable to mount location" in linux(from ubuntu and ...
0
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0answers
20 views

BIOS does not shows up Windows 8 EFI after Ubuntu install & incorrect partitioned size

I had window 8.1 preinstalled on my laptop. Recently I also installed Ubuntu alongside to have dual boot. But anyhow after install i.e. restart or due to some alteration; I can not see choices to boot ...
0
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1answer
26 views

Bootloader priority issue

Good day to you all. I have a problem with the bootloader on my pc. I've followed a guide and i've partitioned my SSD so that now I have W8.1 and Ubuntu 14.04. The problem is that when I switch my pc ...
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0answers
17 views

Windows Boot Manager - Grub2

I have 3 partitions on my hard-disk with each one operating system. Windows 7, Windows Server 2012 R2 and Ubuntu 14.04. In the past I had (pre-)installed Windows 7, I shrunk some of it's disk size and ...
2
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0answers
16 views

Do the temperatures indicate my laptop healthy?

The temperatures of my Thinkpad T400 are: acpitz-virtual-0 Adapter: Virtual device CPU_0: +57.0°C (crit = +127.0°C) CPU_1: +56.0°C (crit = +100.0°C) thinkpad-isa-0000 Adapter: ISA ...
0
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0answers
24 views

Trouble configuring/building couchnode on ubuntu

I have installed both nodejs, and the module couchbase via npm. couchbase is installed too, and I can access to the backend via the browser. I have installed python 2.7. I'm getting the Error: ...
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27 views

How do I roll back recent updates after enabling Canonical sources in Ubuntu?

While trying to install the adobe-flash-plugin for Ubuntu 14 - 64 bits I enabled two PPAs in the other software category : Canonical Partners and Canonical Partners (source code) After enabling those ...
2
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4answers
71 views

SMART results shows serious disk problems?

I have bought a new computer 2 months ago. Computer performance has continuously gone down until a point that Windows7 freezes a lot with the light that indicates the disk usage fixed and turned on. I ...
0
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1answer
30 views

Combination of Echo and >> operator command

I was learning how to configure Django on OpenShift and got stuck with following commands. Can anyone help me to find out what operation is performed by these commands here and what can be its ...
0
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0answers
9 views

How to install RPC2 on Ubuntu 14.04

I cannot find how to install RPC2 on Ubuntu. I have tried searching on the net. For Ubuntu, I found the following package, but it is related to PHP or something. I am new to this and cannot figure ...
1
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1answer
34 views

Failed to fetch http://archive.canonical.com/dists/qiana/partner/binary-amd64/Packages 404 Not Found

I installed Linux Mint 17 Qiana (Cinamon). When I run sudo apt-get update, I got output: Err http://archive.canonical.com qiana/partner amd64 Packages 404 Not Found [IP: ...
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0answers
14 views

Ubuntu install on Acer Predator AG3620

I want to completely remove windows 7 home premium from my Acer Predator AG3620-UR20P desktop computer and install Ubuntu 14 desktop. Has anyone successfully completed this without any issues? I've ...
1
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1answer
13 views

Can't connect to SSH with new user

I created a new user, test. I have done the following to the account: I've given test sudo permission I've added test to AllowUsers in nano /etc/ssh/sshd_config I've generated a new SSH key pair, ...
0
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1answer
35 views

.rc startup file for Ubuntu 14.04 (~.xinitrc fails)

I just did a fresh install of Ubuntu 14.04 and I'm trying to make some commands run automatically after login in Ubuntu. Before I used Ubuntu 12.04 and here I had a ~/.xinitrc file that was sourced ...
0
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1answer
15 views

Linux login looping back to logon screen

From Gnome GUI (on ubuntu 12.0.4 classic not unity) I am able to authenticate from the logon screen: but after starting to load the user workspace, some error occurs - probably in /etc/profile since I ...
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1answer
14 views

Crontab x minutes past every hour on Ubuntu

I haven't been able to find an example of how to run a command in crontab at 5 minutes past every hour. I assumed that this would work 5 */1 * * * But it doesn't run. Can anyone help? Thanks in ...
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0answers
20 views

How to disable beep sound in Vagrant Ubuntu

I'm using Ubuntu in Vagrant and connect by ssh from Windows host. I want to disable beep sound when I'm using bash in Ubuntu. To disable beep sound I set the this restry key. ...
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0answers
16 views

Recommend a Hardware Setup - Two Machines and Single IO

I need to setup two machines, such that, I can connect all IOs (Monitor, Mouse, Keyboard, Speakers). Is there any switch, to which I just click and it will swap between both systems, and automatically ...
0
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0answers
9 views

Postfix can send but not receive mail

I just finished following this tutorial to set up a postfix mail server on ubuntu 14.04: https://www.digitalocean.com/community/tutorials/how-to-install-and-setup-postfix-on-ubuntu-14-04 When I ...
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0answers
22 views

Ubuntu 14.04 touchpad enabling/disabling with a double tap on top left corner on hp 350 g1

I'm using HP 350 G1 and on windows touchpad can be enabled or disabled with a double tap on the top left corner of the touchpad (where the LED light is) I'm wondering is it possible to make that on ...
0
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1answer
15 views

Install Ubuntu alongside with Windows 8.1

I have a problem when i try to install Ubuntu alongside with Windows 8.1 64 bit. it boot normally but when it reach the step where it detect Windows 8.1 and ask me if i want to install Ubuntu ...
0
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1answer
7 views

Cannot ping or nslookup local Wordpress

Hi I have created a local WordPress blog using lamp server. I can ping and nslookup localhost, however; i cannot do the same with localhost/WordPress Help please
0
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0answers
8 views

Ubuntu is not detecting my Video Card (AMD)

I have an HP laptop with the following specs: CPU: AMD A10-5745M APU with Radeon(tm) HD Graphics × 4 RAM: 8GB VGA: 8670M OS: Ubuntu 14.04 I have already installed the AMD Catalyst drivers but it ...
0
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1answer
9 views

unable to use ssh-1 despite protocol being 2,1 in sshd_config file

When I do telnet localhost 22 I get SSH-2.0-OpenSSH_6.6p1 Ubuntu-2ubuntu1 back. Since my sshd_config file has Protocol 2,1 in it (vs Protocol 2) shouldn't I be getting SSH-1.99-OpenSSH-6.6p1 ...
0
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0answers
17 views

How do I change the size of the text in ٰViber chat?

How can I change text chat messages in Viber to larger? The fonts is very very smaller even when I maximized the Viber app. I would like to know if possible to change the size of the text? I'm using ...