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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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 ...
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16 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 ...
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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 '...
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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
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29 views

Is there a good definitive source for setting up an apt repo? [closed]

After reading a lot of documentation and hours of experimenting, I have set up an apt repository, but it was a painful process, and the documentation left something to be desired. I still have some ...
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1answer
43 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' ...
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34 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 ...
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1answer
29 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 ...
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1answer
24 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@...
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1answer
67 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 ...
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1answer
41 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 ...
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1answer
50 views

Numpy broken in ubuntu 16.04 LTS

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 <...
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2answers
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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/...
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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 ...
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Error with Packages [duplicate]

I had this big red circle with a white minus sign on my notification bar something like this. An error occurred please run Package Manager from the right-click menu or apt-get in a terminal to ...
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17 views

Having Trouble Installing MongoDB for setting up Deployd on Ubuntu Server 14.04 Trusty 84bit

I'm following this process: http://terraltech.com/how-to-setup-deployd-on-ubuntu-server/ And EVERYTHING goes fine without a hitch, then I get to this section: mongo shell And it says that mongo ...
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3answers
52 views

Does apt-get update keep Ubuntu version unchanged?

If I have an old version, say 12.04 LTS, installed on my little rooted tablet, and never want to upgrade the version (14.04 is big and XCB window response is sluggish), can I run apt-get update on the ...
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35 views

Running apt-get update returns “<package> is configured multiple times” [duplicate]

I get these errors when I run sudo apt-get update on Ubuntu 16.04: $ sudo apt-get update Fetched 94.5 kB in 1s (53.8 kB/s) Reading package lists... Done W: Target Packages (partner/...
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38 views

Apt-get issues removing redmine from ubuntu 16.04

yugasalabs-26@yugasalabs-26:~$ sudo apt-get remove redmine Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically ...
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33 views

Purging purging - and then problems? [closed]

I have Ubuntu 16.04 in a virtual machine, testing it out for me to then install it as my main OS. I have purging from it the things I believe I do not need, carefully analyzing what can be purged ...
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15 views

compilation terminated: Package linphone was not found in the pkg-config search path [duplicate]

In trying to compile helloworld.c for linphone, I get: thufir@mordor:~/sip$ thufir@mordor:~/sip$ gcc -o helleworld helloworld.c $(pkg-config --libs --cflags linphone) Package linphone was not found ...
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19 views

apt-get source linux-image-3.19.0-26-generic, but got 3.19.0-61 in fact

I installed ubuntu-14.04.3-server-amd64.iso Version Operation. I follow the steps below from https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel apt-get source linux-image-$(uname -r) $ uname -r 3.19....
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2answers
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What does “N.B. software” refer to in a /etc/apt/sources.list?

In my trusty sources.list I see these comments: ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team. Also, please note that software in universe WILL NOT receive any ##...
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Local Repository Mirror (apt-mirror issue) [migrated]

I'll ask this here because it has a wider audience than Debian and the principles are the same. I'm trying to set up a local mirror because I build debian systems over and over for fun.... or ...
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53 views

Sub-process /usr/bin/dpkg returned an error code(1)

I encounter the error in the above title whenever I try to run sudo apt-get and I can't figure out why. For example: Setting up python-gobject-2 (2.28.6-12ubuntu1) ... /var/lib/dpkg/info/python-...
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1answer
46 views

What is the difference between 1st and 2nd command?

What is the different when install samba using sudo apt-get install samba and using this command sudo apt-get install samba samba-vfs-modules winbind bind9 bind9utils ldb-tools ntp smbldap-tools ...
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0answers
21 views

What to do when mandb fails to update index cache during update?

I ran a dist-upgrade today and this was the output: Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages ...
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2answers
55 views

apt-get generally fails, with software packages and with update

I am running a VM of Ubuntu server 14.04.4 using virtual box. I have configured the network to be in "bridged adapter" config. I have manually assigned IP of the same address as the network the host ...
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1answer
41 views

How to install Open Broadcaster Software (OBS) on Ubuntu 15.10 :/

I'm having a problem while installing OBS on Ubuntu 15.10 - I see that's no one ever faced this problem before on all the Ubuntu versions (14.04 , 13.10 , 15.04) and I have tried all those. And ...
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22 views

Unable to access Virtualbox packages due to “hash sum mismatch” error

I'm trying to install Virtualbox on Ubuntu 12 (hosted by Travis-CI) by doing: wget -q https://www.virtualbox.org/download/oracle_vbox.asc -O- | sudo apt-key add - echo "deb http://download.virtualbox....
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cloudinit fails if apt repo has availability issues

We use cloudinit to do apt-gets to install software. apt-gets fail ~20% of the time and it seems to be increasing. W: An error occurred during the signature verification. The repository is not ...
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1answer
50 views

apt-get install to a non-root user? [on hold]

If I use sudo apt-get install program, it is installed as root. How do I install a program as non-root and specify the user/group using apt-get?
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Error in installing mysql server

hp@hp-HP-15-Notebook-PC:~$ sudo apt-get install mysql-server Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This ...
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18 views

Error in downloading mysql server

I am downloading mysql on ubauntu software center I am getting error as follows: The following packages have unmet dependencies: mysql-workbench: Depends: libgcc1 (>= 1:4.1.1) but 1:4.9.1-...
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1answer
40 views

Ubuntu Software 16.04 not opening

Ubuntu Software is not opening "On click" icon blinks and then goes inactive. Does not open any window. How can I reinstall Ubuntu Software. Did a synaptic update and encountered the following ...
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36 views

sudo apt-get upgrade not upgrading some packages [duplicate]

sudo apt-get upgrade is not upgrading packages hp@hp-HP-15-Notebook-PC:~$ sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done ...
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14 views

Can't install Google Talk with Software Updater

I have 16.04 and about a week ago, my daily software update starting failing with the message that it cannot find the package and to check my Internet connection. My Internet connection is fine, and ...
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48 views

dpkg: error processing package mysql-server (--configure)

I am getting the following error when I remove, autoremove, install, upgrade etc.. via terminal and also software updater. The sudo apt-get autoremove result is given below. The error says dpkg error ...
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25 views

failure to upgrade to 3.13.0-89

I am going to upgrade to 3.13.0-89 in servers which has 3.13.0-86 installed. Ubuntu just added 3.13.0-89 to -proposed list. (Actually, it doesn't relate to proposed or not, I tried to upgrade to 3.13....
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1answer
30 views

sudo apt-get curl and sudo apt-get wget gives “Invalid operation”

I am very fresh in Linux. I tried to use the sudo apt-get command to install both wget and curl utilities. To do that I ran at the following CLI commands: sudo apt-get curl sudo apt-get wget Both ...
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30 views

Unable to install using the terminal apt-get install command?

I had installed Scala a day before, everything was working well, but after that whenever I want to install any other app using the apt-get install command it starts to give the strange problems. The ...
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28 views

dpkg: error processing package initramfs-tools

Error while updating the system. I try: sudo apt-get upgrade sudo apt-get install -f sudo apt-get autoremove sudo apt-get purge Output: Setting up initramfs-tools (0.122ubuntu8.1) ... update-...
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1answer
32 views

upgrading to ubuntu 16.04

Hello every one I want to upgrade my ubuntu os from 15.10 to 16.04 but the thing is that when it just starts upgrading it shows this massage 'apt (>= 1.0.10.2ubuntu2)` what the problem is can you help ...
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Does ubuntu's installation of mysql-server-5.7 now require apparmor?

Ubuntu 16.04: When I use apt to install mysql, it shows: The following additional packages will be installed: apparmor mysql-server-5.7 Suggested packages: apparmor-profiles apparmor-profiles-...
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1answer
36 views

No module named pygame

I have two Ubuntu VMs. On one of them, I can't seem to install PyGame. I've tried installing through various methods: sudo apt-get install python-pygame (Remove and reinstall pygame a couple times) ...
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apt upgrade error 16.04 / hang on “sync” task, after cpio build of initramfs, from postinst.d

When upgrading (apt-get upgrade) on 16.04 (ubuntu-mate) I get a hang (left from 9:50am til 16:00 or thereabouts) I tracked down as far as the call to /etc/kernel/postinst.d/initramfs-tools and added ...
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1answer
34 views

Where are the x86_64 packages? [duplicate]

I have a x86_64 system. 3.13.0-36-generic #63-Ubuntu SMP x86_64 GNU/Linux. I'm trying to find packages for netperf. apt-get install doesn't find it. I see the package is available here, but not for ...
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32 views

How can I find out what changed when a package was upgraded? [duplicate]

Last week, Telegram got an update from ppa. The next time I opened it, there was a message explaining what had changed in the new version. That was nice. But this kind of information doesn't usually ...
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1answer
156 views

Install python-wxgtk2.8 on Ubuntu 16.04

Does anybody know how to install python-wxgtk2.8 on Ubuntu 16.04? Is needed for ride (robot framework) Thank you in advance!
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17 views

Synaptic package manager error im ubuntu 16.04 [duplicate]

System is showing the error message to run package manager. When i try to run the package manager, it shows the following message: "E: Malformed entry 54 in list file /etc/apt/sources.list (...