Questions tagged [ubuntu-16.04]

The 24th major version of Ubuntu, codenamed Xenial Xerus.

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Ubuntu Xenial not recognizing usb wireless headset

I have a fairly fresh install of ubuntu 16.04, and I have a logi h800 headset which worked fine when the same computer had 12.04 and 14.04 on it. I didn't upgrade the computer, it's a fresh install in ...
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AWS ec2 instance with Multi user login with ssh key not work

I have a server(ubuntu16.04) in aws ec2. And I have a private key to access the server. The origin user I used called ubuntu which is generated by aws. Now my client B wants to login server to ...
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unable to execute VBoxManage command in python executable (created with pyinstaller)

OS: Ubuntu 16.04 LTS make an install.py file executable: pyinstaller -w install.py --onefile install.py script: import os VM = os.system('VBoxManage startvm win10 --type headless') if VM == 0: ...
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Why do disk errors appear in dmesg output even though fsck has not been run?

I have an 8TiB disk attached via UBS3 and formatted into 3 EXT3 partitions which I use as a backup drive (it's plugged into a SATA cradle). The disk has been attached and mounted for several days ...
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GUI slow when switching programs or opening application list

I think I'm having issues with some cache or something similar. This results in the following issue: When I try to switch the open program using [Alt] + [Tab], the preview of programs takes a while ...
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phpmyadmin error 1045 installation with maria db

I am stuck with the following error when trying to install phpmyadmin on my ubuntu 16.04 this is weird because when i do mysql -u root -p i can login just fine.. any idea on what to do ?
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95 views

ext4 disk cleanly unmounted, but fsck.ext4 claims it was not and finds errors

I've got a (new) 8TB SATA hard disk that I bought to backup my Ubuntu 16.04 data disks. It's connected to my box via a Technet USB3 docking station (that I've used before and not had problems with). ...
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25 views

Target display mode on mid 2011 iMac

I have an old 21.5" iMac (mid 2011) sitting around that's running OS X 10.7.5 (Lion)¹. It is listed by apple as one of the machines supporting Target Display Mode through Thunderbolt. I also have a ...
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Screen moves up/down very fast

I have an HP Spectre X360 convertible model. Now, frequently, the screen starts to move up/down very fast. Sometimes by increasing the brightness, the flickering/moving up/down goes. And sometimes, ...
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upload using php is not working in ubuntu 16.04

upload using php is not working in ubuntu16.04 what are the permissions we should give for files inorder to upload a file using php sudo chmod -R 777 /var/www/html/profile_pics this is my folder ...
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How can I use ubuntu bionic sources to download specific python packages on ubuntu trusty

Can I install python3.7 on ubuntu 16.04 using official ubuntu sources from ubuntu18.04.I just want to install python3.7 and it's dev and nothing else using that source I am aware of ppa/deadsnakes ...
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How to open an html file in a given firefox profile?

I have installed multiple browsers. Firefox has multiple profiles. When I have an HTML file, if I select it and hit enter, the file is always opened in the default profile. Right Click and "open with" ...
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script requiring a password to allow command of the terminal

My goal is to create a shell script on Ubuntu which: -request to choose a password to enter - once entered, this script blocks the execution of a command line in the Ubuntu terminal containing one of ...
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How do I setup VNC Server on ubuntu 16.04 such that it can be accessed in a web browser of client machine running on any operating system?

I have Ubuntu 16.04 Running on Beaglebone. I want to setup VNC Server on that. I want to access that VNC server Using Web Browser on my local PC or any other PC, which can be running on any OS be it ...
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Why performing the env command I obtain different values of the environment variables declared into “/etc/environment”?

I am working on an Ubuntu 18.04.2 LTS system and I have the following doubt. Into the /etc/environment file I have delcared the following variables: PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/...
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Ubuntu 16.04 Wi-Fi network disconnected

I'm having a problem with wifi in my ubuntu 16.04. Just suddenly after opening laptop after sleep it stopped working. I couldn't connect to wifi. I'm helpless. I tried several things. Restarting ...
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42 views

Apache connection time out or rejected

My father and I host several websites from an Ubuntu desktop machine. He replaced his router and suddenly the websites weren't loading. the IP address had changed. It seemed to me that Comcast's silly ...
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403 views

ERROR: Package 'flake8-2020' requires a different Python: 3.5.2 not in '>=3.6'

I know it is saying that I should use python version in >=3.6, but the issue is here. I am an offline user of Ubuntu 16.04 server and if I want to install any package I just download its wheel first ...
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ffmpeg apply filter to video output video file size doubled [duplicate]

I need to overlay a timstamp over a video, and following command works fine, but when I check the input and output file size the output file size doubled. The input video size is 18.5 MB and after ...
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2answers
100 views

Ubuntu icons disappear and everything freezes

I have Ubuntu 16.04 (running on HP Spectre x360). Quite recently the following problem has occurred: Every so often (maybe every 30 minutes at this point), th e WiFi does, the bar that has all my ...
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274 views

How to install Pillow/PIL on docker

I am still new in using docker and currently need help installing PIL/pillow to be used inside docker. This is my dockerfile FROM nvidia/cuda:9.0-base-ubuntu16.04 # Install some basic utilities RUN ...
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Ubunutu 16.04 boot stop showing busybox error

I have Ubuntu 16.04 PC with some application running and connected to internet at remote location, and few days before internet goes offline and pc goes offline. And when I reboot the PC goat ...
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1answer
53 views

Corrupted windows file system after upgrading ubuntu nautilus

Currently, I'm ended up with a separate and shared NTFS partition with possible of ~49GB data lose. the partition is shared between Windows10(1903) and Ubuntu 16.04. It must have happened after ...
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55 views

How to access localhost from Virtual Environment (venv) using a smartphone?

I want to access venv localhost using a smartphone for me to see how the website looks like in a phone. Thank you. More Details: Laptop OS : Ubuntu 16.04 LTS Software want to access : Apache ...
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how to connect one of my domain mails to linux server

i have a hosting and a domain name and i was bulding a test website on a server which is outside of my original hosting which means it doesn't have have my domain. and i created a mail account on my ...
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1answer
94 views

Trying to run a game server as a service

I'm trying to use monit to check my game server and restart it if it fails. The monit part is fairly simple to check port 28960 but I'm struggling to run the start script (cod4.sh) if monit detects a ...
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26 views

How can I detect network connection?

I have acquired an EXO Smart E24 notebook. It only comes with Wireless 802.11b / g / n. It has Intel® Celeron® Processor J3160. I installed Ubuntu 16.04. But it does not recognize network devices. How ...
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56 views

Remove pip packages from Ubuntu 16.04

How do I remove all packages installed in ubuntu 16.04 using pip or any other method? And how do I remove all installed python and start with beginning?
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3k views

Upgrade pip to newest version on Ubuntu 16.04

I'm trying to upgrade pip into the newest version (old version 9.0.1 and newest version 19.3.1. using the following commands. pip install --upgrade pip sudo apt-get upgrade pip But it won't ...
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197 views

difficulty installing tensorflow using requirements.txt and 'pipenv install'

I am having difficulty installing and using tensorflow with pipenv install. I am running Ubuntu (16.04.6 LTS). At the end of my ~/.bashrc I have the following: export PATH="/home/nw/.pyenv/bin:$PATH" ...
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69 views

VirtualBox: Failed to load idlinux.c32

I recently installed VirtualBox on my Windows 10 system having a 8GB RAM and running on a Intel i5 8th Gen processor. I need to use Ubuntu 16.04. So I followed the tutorial I found online and ...
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1answer
10k views

standard_init_linux.go:211: exec user process caused “exec format error”

I am running the same Dockerfile on two basically identical Linux machines. It works on one side, it fails on the other, with the message: standard_init_linux.go:211: exec user process caused "exec ...
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VirtualBox 6.0.14 multiple screens GUI issues on Ubuntu 16.04 LTS

I just updated to last version of VirtualBox 6.0.14 this morning and I have screen resolution issues inside VirtualBox Manager. I have a laptop on Ubuntu 16.04 LTS, with all packages up to date. I ...
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45 views

Wxwidgets: Unmet dependencies and broken packages

I am installing wxwigets by following the instruction here. But i get the following here: The following packages have unmet dependencies: libwxgtk-webview3.1unofficial3-dev : Depends: libwxgtk3.1-dev ...
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Audio switched: headphones instead of speakers and vice versa

It's been a couple of months that I started to have a problem: when I plug my headphones sound is played from the speakers, and when I plug them out there's no sound at all because I can see "...
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43 views

No sound in Ubuntu 16.04

For work purposes I'm running windows 10 and ubuntu 16.04 on my Lenovo Z710 laptop. On windows 10 i have no sound issues. On Ubuntu sound disappears when: i restart my laptop from windows 10 to Ubuntu(...
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46 views

Why aren't all elements in opencv plugin of gstreamer available?

As per gstreameropencv plugin webpage many elements should be available. However I can see only a limited number elements in my gstreamer package (see below). How can I make the rest of the elements ...
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50 views

Roundcube not parsing HTML emails

Hi i have a problem with my self-managed roundcube webmail. All emails received are not parsed in HTML and appears blank. Only when open in plain text mode can see the contents. I have tried to ...
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16 views

PostrgreSQL not portforwarding

Im having an ubuntu server 16.04 that i have installed postgresql server onto with ufw but even after allowing the port 5432 and as well as checking the conf for postgresql. I even tried follow ...
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1answer
32 views

Cannot remove Ubuntu & Install Windows 10 from single os Ubuntu

My Fujitsu laptop has the single os Ubuntu 16.04. Now I want to remove Ubuntu & install Windows. I have followed all the possible ways I got. But nothing works. I have tried with USB & also ...
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2answers
262 views

Ubuntu 16.04 create ext4: 500 TB file system

The ext4 standard suggest one can create a file system upto 1 EB in size. My goal is to create 500 TB of ext4 file system on Ubuntu 16.0.4. Check my fs creation command: sudo mkfs.ext4 -m 0 -J ...
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18 views

How can I compare 1 file to N other files in Ubuntu

I have a video website. Whenever a file gets uploaded it needs to be compared to all other existing files(videos) to ensure it's not a duplicate. Considering that with each upload the number of files ...
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11 views

Problems with certificate validation on Ubuntu 16.04LTS and Cloudflare

I am running a webserver on Ubuntu 16.04 LTS. My CMS relies for updates on a site hosted with a Cloudflare certificate. My problem is that is started recently to be not accessible anymore. When I ...
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78 views

Error on install Magnum by devstack

When I install the Magnum, the process was stoped by below err: +++ /opt/stack/magnum/devstack/lib/magnum:magnum_register_image:300 : basename Fedora-AtomicHost-29-20190820.0.x86_64.qcow2 .qcow2 ++ ...
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37 views

MXNET installation fails after AttributeError: 'module' object has no attribute 'ChannelOperator'

After the installation of MXnet as provided here without git checkouts, while running fcis/demo.py, I get the following error: psroipool_cls = mx.contrib.sym.ChannelOperator(name='psroipool_cls', ...
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OpenLDAP Ubuntu Web Access not working

Hello Guys this is my first post on this forum... I am writing this Question because i ran into a problem with my Ubuntu OpenLDAP Server, which i can't fix. For school i have to install a OpenLDAP ...
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424 views

EnvironmentError: Permission denied When install openstack by devstack

when I run ./stack.sh met below problem: ERROR: Could not install packages due to an EnvironmentError: [Errno 13] Permission denied: '/home/stack/.cache/pip/wheels/ab/a3/97/...
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Using ChromeOS linux beta to run Rstudio, want to download package, but even after installing says it does not exist?

This is my output when trying to download the package in Rstudio: install.packages("emmeans") Installing package into ‘/home/malachiomally/R/x86_64-pc-linux-gnu-library/3.3’ (as ‘lib’ is ...
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30 views

Mouse Wheel not working after updating ubuntu 16.04

I've recently updated my ubuntu 16.04, and find that my mouse wheel stopped working. I've tried the 'imwheel' package solution but not solved. What should I do?
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119 views

Please configure PHP Interpreter to use built-in web server

i'm a ubuntu user. i faced a problem in "phpstorm" when i run a program. the php program can't run.showing that "502 Bad Gateway". i added two picture about that. enter image description here enter ...

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