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Questions tagged [14.04]

Questions specific to 14.04 are no longer supported here and are supposed to be closed as off-topic. Fifth LTS (Long Term Support) release of Ubuntu, code-named "Trusty Tahr". Released on 17th April, 2014 and has reached its End Of Life (EOL) in April 2019.

Trusty Tahr was released on 17th April, 2014 and has reached its End Of Life (EOL) in April 2019. Questions specific to 14.04 are no longer supported here and are supposed to be closed as off-topic. Consider upgrading to a supported release. To upgrade see How to install software or upgrade from an old unsupported release?.

Code name: Trusty Tahr

The fifth stable and Long Term Support (LTS) release of Ubuntu. Canonical will provide support for five years due to popularity of LTS usage in businesses:

  • Two years of support will include hardware updates.
  • Remaining three years will consist of maintenance upgrades.

Ubuntu Flavors available under 14.04 (questions on all are allowed):

The 14.04 Ubuntu variants are not commercially supported by Canonical.

Ubuntu Editions available under 14.04 (questions on all are allowed):

Ubuntu releases

20397 questions
324
votes
12 answers

How to install OpenJDK 8 on 14.04 LTS?

Java 8 is now available according to http://openjdk.java.net/projects/jdk8/, but http://openjdk.java.net/install/ does not yet mention how to install OpenJDK 8 (not Oracle Java) on Ubuntu 14.04 Long Term Support. (For 14.10 and later just run…
Thorbjørn Ravn Andersen
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287
votes
3 answers

Error sudo: add-apt-repository: command not found

I’m running Ubuntu 14.04. When I run: sudo add-apt-repository ppa:ubuntu-wine/ppa I get the following error: sudo: add-apt-repository: command not found I tried to run sudo apt-get install software-properties-common but it…
Nhóc Emi
  • 2,871
240
votes
9 answers

Screen Resolution Problem with Ubuntu 14.04 and VirtualBox

Environment: Lenovo T530 running Windows 7. Have installed Ubuntu 14.04 on a virtual machine using VM Virtual Box. Have installed all the updates from both Virtual Box and Ubuntu. Problem: While in Ubuntu's desktop and other Ubuntu initiated…
user3341257
  • 2,501
195
votes
4 answers

Keyboard locks in IntelliJ IDEA on Ubuntu 14.04

Could you help me with hell of a weird issue? I use Intellij IDEA 13 on Ubuntu 14.04, and from time to time my keyboard completely (yep, completely, it's not about shortcuts) locks in IDEA. I still can do anything I want in IDEA with my mouse, also…
Treble Snake
  • 2,053
189
votes
4 answers

apt-get stuck at 0 [Connecting to us.archive.ubuntu.com]

When I do upgrade it gets stuck here: user@plato:~# sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages will be upgraded: …
Arian Faurtosh
  • 6,119
170
votes
7 answers

How to setup OpenVPN Client

I'm trying to setup OpenVPN using NetworkManager. The GUI seems buggy and unresponsive. Are there any other tools for setting up a VPN client?
Nicholas Marshall
  • 1,833
162
votes
9 answers

After modifying /etc/hosts which service needs to be restarted?

After modifying /etc/hosts, which service(s) need(s) to be restarted for the change to take effect?
Ashish Karpe
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157
votes
8 answers

How to install PHP `mbstring` extension in Ubuntu?

What is the PHP mbstring extension, and what is the best way to install it on Ubuntu 14.04?
Rohit Bind
  • 1,703
154
votes
4 answers

Ubuntu 14.04 LTS live USB boot error (gfxboot.c32:not a valid COM32R image)

I downloaded Ubuntu 14.04 (64 bit) lts. I made a bootable usb stick. But I keep receiving this error message upon booting: SYSLINUX 4.04 EDD 20110518 Copyright (C) 1994-2011 H. Peter Anvin et al Unknown keyword in configuration file: gfxboot.c32:…
jamius19
  • 1,690
149
votes
10 answers

How do you update npm to the latest version?

I'm having issues with npm in a Vagrant box I'm setting up. I noticed that the npm version is somewhat old, so I wanted to check the problem with the latest release. It is my understanding that you should be able to update npm using npm install -g…
Oliver Salzburg
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145
votes
5 answers

How to enable ssh root access on Ubuntu 14.04

I´d like to enable the ssh root access on Ubuntu 14.04. Editing the /etc/ssh_config (PermitRootLogin yes) didn't affect anything.
user283163
  • 1,459
142
votes
1 answer

Shutdown after a certain time

I am done using my laptop but I am using the hotspot in my smart phone. So I want my laptop to be awake for next one hour. How can I Shutdown the laptop after one hour of time?
sigdelsanjog
  • 7,280
141
votes
8 answers

How to install cmake 3.2 on Ubuntu

Default cmake version of 14.04 is 2.8. How can I install cmake 3.2 and replace the default one? Or how can I upgrade 2.8 to 3.2?
ycshao
  • 1,541
138
votes
3 answers

How to disable IPv6 in Ubuntu 14.04?

I am using Ubuntu 14.04. And I have done the following to disable ipv6. I have open /etc/sysctl.conf using gedit and paste the following lines at the end of sysctl.conf. net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 =…
A J
  • 11,557
135
votes
1 answer

What's the easiest way to unrar a file on Ubuntu 12.04

I just realized I can't unrar .rar files on my Ubuntu machine!
Festus Tamakloe
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