The current LTS (Long Term Support) release of Ubuntu, code-named "Trusty Tahr". Released on 17th April, 2014. Only use this tag if your question is version-specific.

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Installed Ubuntu, can't read display, Nvidia card problem, I think

I'm brand new to Ubuntu, although I had Linux running on another PC back in the 90s. I've been using PCs since 1981 when I got my first Z80 based machine. I installed 14.04 from CD onto my i7, ...
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network browsing in ubuntu 14.04 is not working [duplicate]

While trying to access a Windows network it shows: Unable to access location, Failed to retrieve share list from server, No such file or directory How to solve this, and connect with Windows shared ...
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16 views

pm-hibernate freezes and/or fails to resume on Dell XPS 13, 14.04, 3.19 kernel

I'm running 14.04 on a new XPS 13. In order to support the newer hardware, I'm running a mainline 3.19 kernel. Hibernate resume has been iffy with the entire 3.19 kernel line, but recently (3.19.5) ...
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1answer
15 views

Which architecture for Intel Atom CPU N270: amd64 or i386?

I have and old netbook with 1gb of ram and an Atom N270 CPU. I want to install Ubuntu 14.04. Which one should I use amd64 or i386? Thanks in advance
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1answer
14 views

Google Calendar in unity

Is there a way to sync google calendar with unity without adding new software ?? If there isn't a way can you recommend the light weight software for this task?? that will have the ability to notify ...
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1answer
67 views

What benefits would I see upgrading from 14.04 to 15.04 and what are some caveats?

What benefits would I see upgrading from 14.04 to 15.04 and what are some caveats? My system is pretty solid running on a dual core i5, 8gb, 512ssd, hd3000. I'm a newer Linux user and I don't do a lot ...
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10 views

How to change all Font colors in Ubuntu 14?

Through "Application Appearance" I can access most colors, bot not the colors used for Text in the Task Manager and on the Desktop or for the Drive and folder names in Dolphin (its always white). Also ...
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13 views

cannot boot - Ubuntu 14.04 server - waiting for network configuration error

i am having problem booting into a ubuntu server. the simple error is "waiting for network configuration" The problem started when the server got turned off due to power failure. i have tried ...
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1answer
20 views

Cron can't find file at night?

I have a cron job written to root (I'm writing to a log in /var/log so need root permission). The problem is that sometimes it works, and sometimes it doesn't. The cron job is simply to call a python ...
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1answer
9 views

why does installer delete partitions without warning

I had windows and ubuntu on 2 different partitions and my data in a 3rd partition. We were all happy. One day I booted with installation media of 14.04 It said it found a previous version of ubuntu ...
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9 views

Ubuntu 14.04 not recognizing my 2nd SATA HDD

I just built a media server running ubuntu desktop 14.04.This is my first ubuntu experience, so bear with me. I have two 3 TB HDD's connected to the motherboard/PSU, but I just noticed that only one ...
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9 views

Restoring a new install of Ubuntu from a .tar.gz backup

I have created a backup of my system using .tar.gz archive. Followed this example. Now I want a new install of Ubuntu on my other computer and want to carry accross my backup which contains all the ...
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1answer
43 views

Does updating Ubuntu 14.04 to 15.04 affect packages that I have previously installed?

I would like to update Ubuntu 14.04 to 15.04, but I am currently working on a project using NodeJS. Specifically, I am using Nodecopter to make autonomous control for an AR.Drone 2.0. I am worried ...
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1answer
31 views

Why is `apt-get update` telling me to run `apt-get update`?

I recently autoremoved my old unused kernels. At the end of the process it output this message: W: Duplicate sources.list entry http://dl.google.com/linux/talkplugin/deb/ stable/main amd64 Packages ...
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1answer
19 views

How to uninstalled Android Studio If I installed via Ubuntu Make

I have installed Android Studio using Ubuntu Make . Now I want to uninstall it.
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8 views

can't open certain websites, using VPN or not

I'm using Ubuntu 14.04, and Firefox, and even installed and tried Midori. When I try to open certain websites, by either clicking the link from a search engine, or directly typing the address into the ...
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8 views

Runtime error for Java with ubuntu 14

I compile with jmonkeyengine for java 1.6 but I get this error when running it. What does it mean? What can be done? On windows 8.1 the program runs well. prePhysicsTick Apr 24, 2015 5:04:48 PM ...
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0answers
5 views

Active window changes when switching workspaces

I have a terminal open on Workspace 1 in fullscreen. My active workspace is now top-left, and I am typing in my active window Firefox. Then I press ALT-CTRL-DOWN followed by ALT-CTRL-UP, and I come ...
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1answer
12 views

Yoga 3 Pro black screen on wakeup from sleep [duplicate]

When I wakeup my computer from sleep there is a blank black screen with just the cursor. Has anyone else experienced this problem? Description: Ubuntu 14.04.2 LTS Release: 14.04 Codename: ...
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7 views

Wireless mouse lag / delay in Ubuntu 14.04

My wireless mouse is very laggy in Ubuntu 14.04. I think this started after installing CompizConfig Settings Manager. I only enabled Wobbly Windows and disabled Snapping Windows. I also tried this ...
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12 views

Is Vala a good choice for making a gui to a program? [on hold]

I've written a simpl program that manages environment variables where you can inspect your environment variables like printenv | sort | less. Now I want to make a GUI for my program. I tried Vala and ...
2
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1answer
49 views

how to create a symbolic link that works relative to the working directory

consider the following : x/ ph/ file1.txt -> ./../file1.txt file1.txt y/ ph/ -> /x/ph/ (this is full absolute path of x/ph) file1.txt /y/ph is a symlink for ph folder ...
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13 views

Unable to connect to wifi…only asks password

I am unable to connect to my home WiFi network..when I click connect to my WiFi it asks for password..I put correct password in the password dialog...after 5 to 6 second it again asks for password.. ...
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1answer
21 views

Connect two laptops through wi-fi

I want to connect 2 laptops using wi-fi. I don't want to share internet using this connection instead I want to test my programs which use sockets and are run on 2 machines. When I connected the 2 ...
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1answer
26 views

Transfer Ubuntu from USB to new SSD

This question follows on from my previous one. I have decided to take the plunge and replace my faulty hard disk with a brand new SSD drive. In the mean time I have done a fair bit of customization ...
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19 views

Abnormal display of file names, panels and toolbars on ubuntu 14.04 [on hold]

I have installed Ubuntu 14.04 only 1 month ago on a new lenovo t450s and it worked really well until yesterday. Since then, there is an issue with the display of menus and file names, their names ...
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6 views

TP-Link WDN-4800 WLAN can ping and browse one webpage before not doing anything

I recently put together my first build, and I have a TP-Link WN-4800 WLAN for Wifi. I put it on my motherboard, and it was detected fine right away. It shows up in my network manager and can connect ...
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8 views

Keyboard stopped working on Ubuntu 14.04 Desktop running on a server

I am running an Ubuntu 14.04 Destkop on a remote server. I have been working with it since 2 weeks ago, but suddenly (a moment ago) my keyboard does not respond at all. I can not type anything. The ...
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2answers
20 views

Ubuntu 14.04. keeps signing me out of user account

When i log in my users account, i can stay there for exactly one minute and fifteen second and then the system keeps signing me out. Over and over again.
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9 views

Unable to configure puppet

I have installed puppet for client and when I try to start puppet it shows up with: Starting puppet agent puppet not configured to start, ...
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0answers
12 views

Various programmes crashing frquently - could be an issue with the system?

About a week ago Firefox started crashing very frequently, 20 to 30 times a day. On random pages, doing random things, sometimes even when it is minimised. I ran the updates and checked the system for ...
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1answer
26 views

Ubuntu Desktop newbie

I use Ubuntu on all my servers and feel totally at home with it. However, I have only just started using Ubuntu on my laptop and have several minor issues. I hope that someone here will be able to ...
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1answer
13 views

PyQt5 installation failure

I want to install PyQt5. I followed the instructions. Everything has been ok (python configure.py and make) until I run this command: sudo make install Where I got this error message: cd QtCore/ ...
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6 views

Error while setting up an encrypted partition with cryptsetup

My goal is to install Ubuntu encrypted on a server with the help of the recovery console (from the hoster) via debootstrap. So I run the recovery console, which boots a live system (therefore I cannot ...
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91 views

Ubuntu 14.04.2 and 15.04 compiz error after reboot stuck in a login loop, but 14.04 works

I'm having a problem after installing Ubuntu 14.04.2 and 15.04, after I install and reboot I cant login, I checked .Xauthority and everything was fine I also tried some other methods of repairing it ...
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21 views

Upgraded from Ubuntu 14.04 to 14.10 and now it won't boot

I just upgraded from Ubuntu 14.04 to 14.10 with the intention of further upgrading to 15.04. Now, when I try to boot up, the Ubuntu loading screen appears for a few seconds, then lots of white text on ...
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2answers
25 views

i can't install codeblocks ID from terminal or ubuntu software centre

while trying install codeblocks ID i found this: mohamed@MoHy:~$ sudo apt-get install codeblocks [sudo] password for mohamed: Reading package lists... Done Building dependency tree Reading ...
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1answer
5 views

Installing OpenBR on Ubuntu 14.04

I hope my question is not out off topic. I am trying to install OpenBR on my laptop (Ubuntu 14.04). Following the instructions, I found these 3 command lines: git checkout <tag> git submodule ...
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1answer
20 views

Error when trying to install Steam on 14.04 LTS

I just started using Ubuntu and am trying to install Steam, but I get the error messsage you are missing the following 32-bit libraries, and Steam may not run: libc.so.6 What does this mean?
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9 views

Ubuntu 14.04 - upowerd crashed with SIGSEGV in service_client_free()

I'm experiencing crashes in Ubuntu 14.04 (XFCE/Xubuntu Desktop Environment installed to replace the Unity Desktop Environment) with the following message: Sorry, Ubuntu 14.04 has experienced an ...
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2answers
23 views

HDMI connection problem — Dell Inspiron 3531 on ubuntu 14.04

I am using Ubuntu 14.04 (Unity Desktop) on a Dell Inspiron 3531 laptop. I tried connecting to an external monitor from my laptop's HDMI port. My laptop cannot connect. I ran xrandr. The xrandr says ...
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1answer
20 views

Why won't chromium load a PDF file but firefox will?

I was on the url below using Chromium Version 41.0.2272.76 Ubuntu 14.04 (64-bit). A page at DMV's website and went to load the "CAP application" and kept getting the error message "Aw snap! something ...
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7 views

How to set credentials for network printer when setting it up through CUPS web interface

I'm working on setting up an Ubuntu Server, it's in a virtual machine now, but will go physical once I figure all this stuff out. I have a Windows 7 box which acts as a print server, all my Ubuntu ...
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1answer
20 views

After updating from 14.04 to 14.10 I have a login loop

I have no idea what is going on here, but for some reason or another, after successfully updating from 14.04 to 14.10 I am not able to log in. I know that it worked, because it says 14.10 in the ...
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1answer
12 views

Format partitions 5 and 6 when installing?

When I want to install alongside windows 7 before I install it said its going to format #5 partition and #6 partition What does this do if I already have an unallocated space for it to go? does this ...
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1answer
16 views

Insufficient diskspace when installing oracle express 10g

i just downloaded and about to install oracle express edition 10g based on this site. this is what come up when i try to install it: $ dpkg -i oracle-xe_10.2.0.1-1.0_i386.deb (Reading database ... ...
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1answer
8 views

Package 'rubygems' has no installation candidate

As the title states, trying to get rubygems on my computer but it won't seem to find the package. Does the message mean that ruby has replaced it, and that I do not need it?
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3answers
33 views

DNS not working after upgrade from 12.04 to 14.04

I've recently upgraded my desktop from 12.04 to 14.04 and now my internet connection isn't working. I can access my router. I can go to Google by entering its IP address. My resolv.conf file: ...
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22 views

/dev/sda1 /boot corrupted

I am running a Ubuntu 14.04 on an IBM-Thinkpad X61 tablet (no Windows dual boot) and it seems I have corrupted my /dev/sda1 /boot. Symptoms: 1- When I login to home window, a "System Program Problem" ...
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5 views

Wine 1.6.2 Sound No Device Popup?

I'm running a Windows programme (oh I'm sorry but I like this programme) called PopPeeper and when it using a sound notification playing a .wav file it causes a small popup window to appear at the top ...