Advanced Packaging Tool, the package manager for Debian-based distributions. It is also the most used tool for installing packages in Ubuntu. Questions about using any of the apt tools should use this tag.

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3
votes
1answer
71 views

Can't upgrade because of kernel dependencies

I get the following error when trying to upgrade: The following packages have unmet dependencies : linux-image -extra- 3.16.0-73 -generic : Depends : linux-image- 3.16.0-73 -generic but it is not ...
0
votes
0answers
602 views

Why Ubuntu 16.04 Setups Linux Kernel 4.4 in Linux kernel 4.6 Installation?

I installed Linux kernel for Ubuntu 16.04 64 bit as described here. After 17 days of use, I started to get System crashes at the startup, which logs I sent to developers. I do where same output also ...
1
vote
1answer
43 views

Programs not Upgraded?

This question has been asked before, I know, but I think my situation is a little... odd. I've been trying to install build-essential so I can do some development, but I keep getting a huge long ...
3
votes
0answers
71 views

Error when using sudo apt-get update

I am using kubuntu 16.04 SSD/HDD combo and I keep getting the below error message when trying to sudo apt-get update. Reading package lists... Error! E: Could not create temporary file for /var/...
0
votes
0answers
193 views

Issues with Unity Tweak Tool on Ubuntu 16.04

I recently installed 16.04 on my desktop, and one of the first things I did was install the Unity Tweak Tool (via the Ubuntu Software app store). It was working fine for a while. Later, after making ...
0
votes
0answers
46 views

all packages removed with apt-get remove, how to recover

I was trying to uninstall python2.7 package using apt-get remove, but it seems all packages are removed. I think I tried with "sudo apt-get remove python2.7". After reboot left pane is not coming on ...
0
votes
0answers
35 views

Error trying to install most things Sub-process /usr/bin/dpkg returned an error code (1)

I'm trying to install deluge with sudo apt-get install deluge and I get this error: Reading package lists... Done Building dependency tree Reading state information... Done deluge is already ...
1
vote
1answer
61 views

Is APT trying to downgrade a package?

Since last month (or two) I am observing this kind of error when running apt-get upgrade: Preparing to unpack .../nginx-common_1.9.3-1ubuntu1.2_all.deb ... Unpacking nginx-common (1.9.3-1ubuntu1.2) ...
0
votes
0answers
40 views

Weak security SHA-1 SSL error in chrome on some sites after installing ubuntu 14.04

I installed a old Ubuntu ISO 14.04 Trusty, May be it was downloaded in 2015. I keep getting SHA-1 weak security error while using slack when Slack actually uses SHA-2. This site uses weak ...
0
votes
0answers
33 views

Unattened upgrades for all packages

If I have this following option set in unattended upgrades (/etc/apt/apt.conf.d/50unattended-upgrades), will it update all packages even the ones added repository in /etc/apt/sources.list.d // ...
1
vote
1answer
40 views

Unattended upgrades

There are 2 files with same configuration settings in unattended upgrades /etc/apt/apt.conf.d: 20auto-upgrades and 10periodic. APT::Periodic::Update-Package-Lists "1"; APT::Periodic::Download-...
1
vote
1answer
60 views

Fix Package Dependencies?

I'm trying to install build-essential using sudo apt-get install build-essential like I'm supposed to. It returns with the error The following packages have unmet dependencies: build ...
1
vote
1answer
159 views

Failed to Install New Kernel (v4.2.0-41.48) from (v4.2.0-38.45)

I tried to upgrade to the new kernel today, but DPKG half-configured the packages. Here's what APT said: (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ......
3
votes
2answers
47 views

Ubuntu doesn't show any updates anymore

I have installed Ubuntu 16.04 in April, but since I have barely received any system updates (the ones popping up automatically with the Software Updater). When checking the kernel version with uname -...
0
votes
0answers
20 views

Can't apt update Error: Unable to find expected entry in Release file, Wrong sources.list entry or malformed file

I keep getting the following error, there is no line number in error, also I looked up url and keywords in sources.lst but couldn't find anything. The existing answers didn't help. W: Failed to ...
0
votes
0answers
26 views

How do I make h5py MPI-aware with the apt package system?

As I am trying to run parallel hdf5 with h5py and mpi4py, I am met with the following error: NameError: global name 'mpi4py' is not defined Googling suggests that this is because h5py is not "mpi-...
2
votes
4answers
153 views

Getting error while running sudo apt-get update

Whenever I am running $ sudo apt-get update, I am getting the following error. $ sudo apt-get update Hit:1 http://download.virtualbox.org/virtualbox/debian xenial InRelease Hit:2 http://archive....
-2
votes
2answers
44 views

apt-get broke after trying to install wine [closed]

I'm a new Linux user. I use Kali Linux and tried to install wine via: sudo apt-get install wine winetricks This, however, didn't work as there were some errors. After that, I cannot install, update ...
0
votes
0answers
40 views

Apt-get update failed with proxy

What's the most possible reasons for my case while I do a apt-get upgrade of apt-get install [package]. The setting of /etc/apt/apt.conf are as follow: Acquire::http::Proxy "http://169.254.91.100:...
0
votes
1answer
57 views

Unable to locate package libfam0-dev

I am trying to install Maya 2015 on my laptop, Ubuntu 14.04, 64 bit, and I can't continue with sudo apt-get install -y alien csh tcsh libaudiofile-dev libglw1-mesa elfutils gamin libglw1-mesa-dev mesa-...
0
votes
0answers
20 views

error while loading shared libraries: libGL.so.1 genymotion

I install genymotion but when I try to run it, it gives me this error : ./genymotion: error while loading shared libraries: libGL.so.1: cannot open shared object file: No such file or directory I ...
0
votes
0answers
29 views

g++ installation problem

While I type sudo apt-get install g++ in terminal I am getting this. After this type of things I am getting the dependency problem and broken package problem. I have tried all solutions like sudo ...
1
vote
1answer
75 views

Installing the latest version of Apache 2.4 from trusty backports throws dependency errors

I'm trying to install the latest version of Apache 2.4. However: $ sudo apt-get install apache2=2.4.* Reading package lists... Done Building dependency tree Reading state information... Done ...
0
votes
1answer
65 views

apt-get update stuck at “100% [1 Sources 276 kB/277 kB 100%]”

I have two servers that are running Ubuntu 14.04.4. When I do apt-get update, they both get stuck on 100% [1 Sources 276 kB/277 kB 100%] or the same line with a different size(like 199kb). Packages ...
2
votes
0answers
28 views

I/O error uninstalling package

I'm trying to remove a package from my system, and I'm getting an I/O error which I can't solve: # apt-get remove gateone Leyendo lista de paquetes... Hecho Creando árbol de dependencias ...
0
votes
1answer
68 views

update not happening sudo apt-get update command

Followings are the error output: **W: Failed to fetch http://extras.ubuntu.com/ubuntu/dists/trusty-security/main/source/Sources 404 Not Found [IP: 91.189.92.152 80] W: Failed to fetch http://extras....
0
votes
0answers
39 views

Package 'libudev0' has no installation candidate

abhishek x86_64-linux-gnu $ ls -l |grep libudev lrwxrwxrwx 1 root root 34 Jun 27 15:11 libudev.so.0 -> /lib/x86_64-linux-gnu/libudev.so.1 lrwxrwxrwx 1 root root 16 May 12 15:09 libudev....
1
vote
1answer
68 views

Git-All and Runit Problems in 16.04

When I am trying to install the git-all from the repositories sudo apt-get install git-all at the end of the installation process I get some errors: start: Unable to connect to Upstart: Failed to ...
1
vote
1answer
40 views

I accidentally canceled 16.04 Upgrade halfway through; dpkg status locked

I was upgrading from 15.10 to 16.04 and I got some prompts about config files having changed, e.g. /etc/xdg/autostart/at-spi-dbus-bus.desktop. So I type D to see the diff, but then accidentally hit ...
0
votes
3answers
72 views

Unable to find password on sudo apt-get [duplicate]

I want to install some apps. I did: $ sudo apt-get [sudo] password for .....: But I cannot install my apps!
0
votes
0answers
18 views

Error : The following packages have unmet dependencies [duplicate]

When I try and install anything on my Ubuntu 16.04 LTS, I get an error that disables me to install anythig. Even installing something from the app store doesn't work. Here is The error message I get ...
-1
votes
0answers
16 views

Can't install udisks on Lubuntu (Package 'udisks' has no installation candidate) [duplicate]

When I try to run this command: misha@acer-laptop:/dev$ sudo apt-get install udisks I get this: Reading package lists... Done Building dependency tree Reading state information... Done ...
0
votes
0answers
16 views

Can't uninstall package filename too long

For some package installations on my Raspberry Pi running Ubuntu 16, I was seeing errors like: Processing triggers for libc-bin (2.23-0ubuntu3) ... /sbin/ldconfig.real: /usr/lib/arm-linux-gnueabihf/...
0
votes
0answers
23 views

Errors were encountered while processing: python-pkg-resources

I was trying to install the packages: sudo apt-get install -y network-manager cron unattended-upgrades avahi-daemon ros-kinetic-ros-base python-rosdep but this failed with the error: Errors were ...
0
votes
2answers
31 views

Dell XPS + openssh-server

I've just taken delivery of a Dell XPS 13 notebook with Ubuntu 14.04 installed. I set out to install SSH and found and installed openssh-client from the repositories with no problem. But when I try to ...
0
votes
1answer
29 views

Update notification for user-modified package

For a long time I had a copy of Xournal 0.4.8 which I had modified; update notifications and aptitude never proposed that I "update" it to the repository version (or actually to the version in this ...
2
votes
1answer
88 views

Unable to update on Ubuntu 16.04 on a Raspberry Pi 3 [duplicate]

Running sudo apt-get update in Ubuntu 16.04 on a Raspberry Pi 3, gives me the error: Hit:1 http://packages.ros.org/ros/ubuntu xenial InRelease Hit:2 http://ppa.launchpad.net/ubuntu-raspi2/ppa-rpi3/...
0
votes
0answers
16 views

I want to create a local repository and want to share it via samba over the LAN

In my LAN network, I want to create a local repository and want to share it in LAN with the help of samba so other users can update, install, upgrade packages off-line. I have tried apt-mirror method ...
0
votes
0answers
18 views

Hash Sum mismatch on installing kvm

I have laptop with amd64. I enabled virtual device from bios. When I am trying to install kvm using: $ sudo apt-get install qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils I am getting error ...
0
votes
0answers
28 views

Can someone help me figure out how to get rid of the 'E:Type '*' error? [duplicate]

So, I recently purchased an ASUS x55c laptop and have been attempting to update/upgrade it since I've received it (running Ubuntu 14.04). Unfortunately, an error kept popping up reading: E: Type '...
1
vote
0answers
23 views

trying to upgrade from 15.10 to 16.04 but I got error

I tried to do it but I got these massages which are and also
0
votes
1answer
58 views

Unable to install ubuntu 16.04 updates [duplicate]

Month before I have upgrade my Ubuntu 14.04 to 16.04 and now I am getting error while installing updates, error is "Failed to download package files", all updates able to download 100% except 'gcc-5' ...
1
vote
0answers
44 views

How to install desktop and VNC?

I am trying to install desktop and VNC but I keep getting errors.. So first I execute: sudo apt-get update then: sudo apt-get install ubuntu-desktop but I keep getting this errors: Setting up ...
1
vote
1answer
35 views

apt equivalent of `brew doctor`?

I recently ran the command sudo apt-get install kubuntu-desktop -y on an Ubuntu 16.04 virtual machine. There were some conflicts between some of the dependencies of kubuntu-desktop and some of the ...
1
vote
1answer
33 views

VirtualEnv + Apt + Python3 Issue

VirtualEnv + Apt + Python3 Issue On 14.04 I've got an interesting problem trying to import a module. I have python3 and python3-apt installed and I can verify this with the following: chalbersma@...
3
votes
1answer
175 views

Oracle-Java8-Installer: No installation candidate

I'm trying to install Oracle Java 8 on my Ubuntu Server (16.04 LTS, fully updated, x64). I followed this (very simple) guide: http://www.webupd8.org/2014/03/how-to-install-oracle-java-8-in-debian.html ...
-2
votes
1answer
44 views

14.0.4 LTS can not do anything

I have a new distro of LTS Ubuntu on a 4 GB flash drive. Nothing has been installed because from minute 1 I can not download anything. I have downloaded Teamviewer and can not install via Software ...
0
votes
1answer
95 views

Numpy broken in ubuntu 16.04 LTS [closed]

I have instaled packages "python-numpy" on ubuntu 16.04 LTS. Unfortunately, the package is broken: >>> import numpy Traceback (most recent call last): File "<stdin>", line 1, in <...
0
votes
2answers
166 views

When I run the command sudo apt-get update , I found an error on ubuntu 16.04 LTS

yugasalabs-26@yugasalabs-26:~$ sudo apt-get update [sudo] password for yugasalabs-26: Fetched 94.5 kB in 1s (61.3 kB/s) Reading package lists... Done W: Target Packages (partner/...
3
votes
0answers
79 views

upgrade process stuck for too long while Preparing to unpack …/mysql-server-5.7_5.7.12-0ubuntu1.1_amd64.deb

I tried to do upgrade and its been unpacking for too long (20 minutes) is it normal?, not responding to ctrl+C too.What to do next? shubhendu@shubhendu-HP-Pavilion-g6-Notebook-PC:/opt$ sudo apt-get ...