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Questions tagged [16.04]

Sixth LTS (Long Term Support) release of Ubuntu, code-named "Xenial Xerus". Released on 21st April, 2016. Will go End Of Life (EOL) April 2021. Only use this tag if your question is version-specific. Don't use this to file bugs!

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15 views

Ubuntu 16.04 Wireless card not found

I am stuck here. Using the Systems Settings -> Network GUI I accidentally deleted the wireless connection (clicking on the minus '-' sign). I am unable to get the wireless card even visible (It is an ...
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1answer
30 views

WPS office won't start

I just installed WPS office on ubuntu but now whenever I try to launch any of those WPS office software like WPS Writer or WPS Presentation they won't launch.It won't show any error report either. I ...
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0answers
15 views

Lost wifi: iwlwifi fails with code -5

Two days ago, the WLAN interface on my laptop suddenly disappeared. I have a Dell Precision 3530 with an Intel AC 9560 wireless card. Edit: suddenly it works again. I don't know what I did, other ...
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0answers
14 views

After change user password cant use FTP

Hello i have installed vsftpd by this tutorial https://www.digitalocean.com/community/tutorials/how-to-set-up-vsftpd-for-a-user-s-directory-on-ubuntu-16-04 and working well, but now i changed VPS ...
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0answers
14 views

Remove entries from submenu Computer

I'm using Kubuntu 16.04.6 LTS with KDE5. In the K menu there is a submenu called "Computer". It contains an entry called "Places". There are some recent folders I opened. I could not find a menu ...
7
votes
1answer
160 views

sudo passwd username keeps asking for the current password

I am in a bizarre situation, that I can't reset user's password on my machine (Ubuntu 16.04) using eighter sudo passwd username or passwd username from the root account. root@adam-minipc:~ # passwd ...
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0answers
17 views

Unity3d crash on open on Ubuntu

I have a problem that bugged me for quite some time now I'm trying to Install Ubity3d on Ubuntu I Followed some instructions that i've found after some research I downloaded and installed UnityHub and ...
0
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0answers
10 views

Ubuntu 16.04.6 both channels of audio played through the left speaker

I am having problems after updating Ubuntu 16.04.5 (where all worked fine) to 16.04.6 Namely, I have classic stereo desktop speaker connected to the 3.5mm jack on the back of the motherboard and both ...
2
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0answers
14 views

systemd ExecStopPost not running if ExecStartPre fails?

I've gone over the documentation for systemd here https://www.freedesktop.org/software/systemd/man/systemd.service.html. It states in the ExecStartPre=,ExecStartPost= section Note that if any of ...
0
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1answer
31 views

Ubuntu deletes text file on pressing Enter key in filemanagers

Recently I have a strange behavior with .txt and .srt extensions in my filesystem. When I hit Enter when file selected with intent to open the file, in both Nemo or Nautilus filemanager, file gets ...
0
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1answer
24 views

Unable to access Internet through USB and wireless tethering

I have Ubuntu 16.04 installed in my Acer laptop. I use mobile hotspot to use net on my laptop. All was good until today, after an abrupt power cut which resulted in abrupt shut down. After that, I'm ...
0
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1answer
54 views

Dual boot Ubuntu 16.04 with preinstalled Windows 10 Dell G5 5587

I am trying to install+dual boot Ubuntu 16.04(LTS) with pre installed Windows 10(home) in my Dell G5 5587. Windows is installed in SSD. I have 1TB HDD alongside the SSD. I did the following: Freed ...
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0answers
32 views

telegram, slack, skype won't run if I put them on startup applications

I have run telegram, slack, skype on startup application ubuntu 16.04 But, the icon doesn't appear in taskbar (notification area). Howver, it appear as run application $ ps ax | grep skype 3854 ? ...
1
vote
1answer
20 views

Can you change what key is the right click modiefier

I’m have a chrome book that I installed Ubuntu 16.04 on and was wondering if there was a way to change the modifier key for a right click. Usually it’s alt, but for some reason it is set to shift. I ...
0
votes
1answer
17 views

Why does my LD_LIBRARY_PATH get an uninstalled terminal launch?

In general, what I do to get the result: I drive a team: export LD_LIBRARY_PATH=/u01/app/oracle/product/11.2.0/xe/lib Checking: echo $LD_LIBRARY_PATH Result: /u01/app/oracle/...
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votes
1answer
35 views

How do I reinstall Ubuntu without losing data?

Yesterday I did a system upgrade by running sudo apt-get update && sudo apt-get -y dist-upgrade on my laptop, a Lenovo G50-80 which only runs ubuntu 16.04 as my operating system of choice. ...
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0answers
24 views

iptables PortForward not working properly

4 ISPs are connected to the gateway, I tried using iptables for load balancing, but only one ISP is utilized for connecting to internet while the rest of the ISPs are idle as is evident from the ...
0
votes
0answers
16 views

Unmet dependecies during OSM installation

I am following the instructions described here in order to install OSM. Specifically I run the commands: wget https://osm-download.etsi.org/ftp/osm-5.0-five/install_osm.sh chmod +x install_osm.sh ./...
1
vote
1answer
42 views

How set cron task for web page

Hello i want set few cron taks on my VPS but i dont know exactly how this set in config. e.g. for web page /var/www/example.com/public_html/test.php for every 5 minutes From what I read, it should ...
0
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0answers
26 views

ubuntu 16.4 install qgis error

install steps: add: deb http://ppa.launchpad.net/ubuntugis/ubuntugis-unstable/ubuntu xenial main add: deb-src http://ppa.launchpad.net/ubuntugis/ubuntugis-unstable/ubuntu xenial main sudo apt ...
0
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0answers
18 views

Network service wired and wi-fi cannot connect

Please help me to fix my case, I used the ubuntu 16.04, that network services wired and wifi cannot connect. I try to check my cable and that's good. And my campus wifi is good. I try to restart ...
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0answers
17 views

Ubuntu 16.04 - Error Depends: vim-runtime (= 2:7.4.1689-3ubuntu1.3)

I try to upgrade my ubuntu server 16.04 root@localhost:~# apt upgrade Reading package lists... Done Building dependency tree Reading state information... Done You might want to ...
2
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0answers
44 views
+50

Installing Cadence , Assura , EXT and MMSIM in Ubuntu

I am new to linux platform, I was using CentOS to work with following applications, Cadence Ver. IC617, Assura Ver. 4.15, EXT Ver. 15.27 and MMSIM Ver. 15.10.257 I want to replace CentOS with ...
1
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0answers
36 views

Deleted a Logical Volume to free space - Ubuntu still looks for it on bootup - need help

In an attempt to free up some space on my Home media server, I deleted a Logical Volume from a Raid 5 Array (MDADM). Now when booting, Ubuntu fails to load due to a timeout trying to mount the ...
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0answers
41 views

How to recover the ZFS filesystem and the associated mountpoints and the data

I am facing an issue with my current Ubuntu system. Its with one SSD disk with operating system and three additional disk which are associated with zpool array. One fine day morning the SSd disk ...
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0answers
31 views

sign_and_send_pubkey: signing failed: agent refused operation on Ubuntu 16.04

I've been using gitlab with an ssh key for a year but it stops to wor,.then I deleted my keys I creates another with keygen and I added the key to gitlab like always I did but it's not possible to ...
0
votes
1answer
24 views

Connection refused for SSH on Server via Docker container

I have a server which is running a Docker container, and inside that container is a jupyter notebook, which has been run with the following command: jupyter notebook --ip=0.0.0.0 --port=8882 --no-...
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votes
0answers
13 views

How can I downgrade network-manager from 1.2.6-0ubuntu0.16.04.3 to 1.2.2-0ubuntu0.16.04.4 on ubuntu16.04

I installed network-manager-vpnc and network-manager-vpnc-gnome for using vpn over ipsec, but when connected to the vpn, I can't access internet on my ubuntu 16.04 machine. So as per the issue ...
1
vote
1answer
49 views

Route only specific intranet traffic via eth0; everything else via wlan0

I am relatively new to networking so bear with me if you please. I am using Ubuntu 16.04 on an NVIDIA Jetson TX2. I have a Velodyne Lidar VLP-16 Lite connected directly to the Ethernet port and am ...
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0answers
19 views

Not able to connect to WIFI

I bought a new laptop which ubuntu 16.04 but I am not able to connect wifi in it. I am able to connect it to mobile hotstop. Can anyone please help me out with this
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0answers
24 views

USB drives won't appear, flash drive appears fine

I am new at using Linux. A USB hard drive detached from the computer while it was on. Now the computer can't find the drive. It will no longer appear anywhere on either the Ubuntu 16.04 or El ...
0
votes
2answers
32 views

how to count line in text file and insert it in the first line

I have more than 1000 text file, I want to count line number in each file and insert it in the first line. I count it with wc but i can't insert it . wc -l *.txt |
1
vote
2answers
95 views

Vim package Vulnerable

is the latest vim package for Ubuntu 16/18 vulnerable to modeline? I have two production ubuntu based servers, one has 18.04.2 LTS on it and the other one has 16.04.6 LTS on it. Neither apt-get ...
0
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2answers
55 views

Ubuntu suddenly not booting anymore, stuck at boot logo

I'm running a fresh installation of Ubuntu 16.04. I installed it a two days ago, and it was working perfectly. Yesterday I rebooted my PC and booted into my other OS (Windows 10) finished up some work,...
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0answers
28 views

Which RAID controller driver to use for Dell 5/i controller on Poweredge 2900?

During the installation process of Ubuntu Server 16.04 LTS on a Dell PowerEdge 2900, a menu to choose the appropriate driver for my RAID controller came up. A list of many driver options were given ...
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1answer
29 views

In command line I am using testdisk, but the file is not getting located?

I am trying to use test disk on my Ubuntu software version 16.04 using command line (sudo apt-get install test disk) and after typing the password it is giving Unable to locate package test disk. What ...
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0answers
36 views

Incorrect password in command line even tough typing correct one [closed]

I have been trying to download testdisk and photorec using command line, but I have no password for the computer and when I just press Enter, it is giving me an incorrect password.
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0answers
10 views

Speakers not playing sound, headphones do, but with some issues

So as it is said in tittle, speakers are not playing sounds at all. Once I plug in headphones, the sound works, but volume up and down are not working. On display it is shown as I try to volume up/...
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vote
3answers
76 views

How to install packages that are normally downloaded during Ubuntu installation?

This is for Ubuntu 16.04. When going through the installation process, if the computer is connected to the internet, there's an option for selecting to download packages during installation itself. I ...
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vote
0answers
33 views

SSH session show à instead of @

I have Ubuntu VM (installed on esxi). I was trying to run a curl command over a ssh session: curl -L https:// xyz.com/latest After running above command my ssh session started showing as below: ...
0
votes
1answer
52 views

telnet on 16.04

I've got a system running xenial and I need to verify if particular ports are open for 127.0.0.1 so I decided to install telnet to simply try to connect on that particular port. I've tried the ...
1
vote
0answers
34 views

Problem with installing Nvidia drivers

I just upgraded the current version on Nvidia drivers to a recommended version and then tried to reboot it. I installed it using the software center in Ubuntu. But upon rebooting I am having ...
0
votes
0answers
11 views

My Ubuntu 16.04 not detecting external microphone or headset

Usually when I plug in my headset, I often get a window like this. I just bought a new PC and installed Ubuntu 16.04, but for some reason, the popup does not show when I plug in my headset. Please are ...
0
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1answer
27 views

Upgrade problem ubuntu 18.04 (Not fully installed)

I have upgraded my 16.04 to 18.04 to but it is not looking like 18.04
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0answers
10 views

Restoring old view of File explorer after accidental shut down

I forgot to put my laptop on charge so it shutdown automatically, and now when I opened it I see the File explorer view has changed. It now looks something like this: This is different from what I ...
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votes
0answers
21 views

Prevent dock/plank and top bar from showing up when terminal or system app is opened

Is there any way to prevent dock (plank) and top bar from showing up while terminal or any system app is opened? Whem I use google chrome or some spotify or VS Code dock and top bar is hidden but when ...
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0answers
13 views

Unable to expand root partition

I'm running Ubuntu 16.04 in a VM on VMware Workstation. My VM was running out of space, so I increased the disk size in VMware. Now I need to expand the root partition in Ubuntu. I have looked at ...
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votes
3answers
136 views

GNU GRUB 2.02 boot loop

A year ago, I installed Ubuntu 16.04.4 LTS (32-bit) on my old Dell Latitude D820 notebook. Everything went well, till one day an automatic update arrived with a new version of GNU GRUB. This update ...
0
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1answer
49 views

Black screen after reinstalling Nvidia graphics card

After being unable to log in to the system (login loop), I followed the instructions in this page 1, in both the 2 most popular replies since the first one didn't work. Now after reinstalling the ...
0
votes
1answer
31 views

Trouble with gstreamer, video playing with qt 5.10 application on Ubuntu

New laptop, installed Ubuntu 16.04, everything was fine. Now I'm trying to play video with my qt app. Sadly, I get an error when doing it - for avi files this is what I get: (myApp:2322): GStreamer-...