Questions tagged [18.04]

Seventh LTS (Long Term Support) release of Ubuntu, code-named "Bionic Beaver". Released on 26th April, 2018. Will go End Of Life (EOL) April 2028. Only use this tag for version-specific questions.

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Bluetooth does not turn on

Bluetooth does not turn on, no matter how hard I hit the ON button. Here's what sudo rfkill list says 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no 1: hp-wifi: Wireless LAN ...
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How to reboot system if specific directory modified as a systemd service

I'm trying to create systemd service to reboot device. when hello.txt file content or file modified system needs to reboot. im try to achieve but i don't know rebooting indefinitely. Here is my ...
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screen flickering, turning off, 18.10 Intel

I recently moved my work computer home and hooked it to new monitors. One monitor works perfectly, the other (an AOC monitor connected via displayport) flickers and tears occasionally, and then will ...
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Google search is not working in Ubuntu 18.04

I have a very peculiar problem. Sometimes Google search is not working. But if you type the website directly it works. Now to check whether it is a problem with my network, I connected the lan to my ...
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Ubuntu failed to start servers while turning on the machine

When I tried to turned on my ubuntu machine. It is not able to start the services and it halted on this screen itself(Screenshort attached below). Here I have attached my screen below. Earlier, I got ...
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Ubuntu 18.04 PXE Network boot Failure

Installation of ubuntu 18.04 PXE network boot fails with grub error as shown in the attached pics.
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Dist upgrade to 18.04 breaks left & right mouse clicks and shortcut keys

Thank you in advance to anyone who reads this and offers any suggestions that might help. I have been working for over 3 days to find a solution and not being a 'power user' I have no real way of ...
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Ubuntu installation issues: executing grub-install /dev/sda failed 18.04, no pre-loaded OS on SSD

Here's everything I did: Booted from live USB with usb mode not uefi. Showed a blank screen with a blinking _ cursor for a while, only loaded the Ubuntu logo after I pressed an arrow key. Showed ...
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At command not working

I am taking a course on Linux right now, and we have been instructed to do a task. We create a file "testat.sh" in the home directory containing the following: #!/bin/bash date > /tmp/timestamp ...
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sudo npm install -g ionic not working

I have been trying to install Cordova and ionic on ubuntu 18.04. Cordova installed fine, but ionic generated this error: WARN checkPermissions Missing write access to /usr/lib/node_modules/ionic ...
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Keyboard and mouse not detected

I installed bumblebee, and did the reboot as instructed. After it booted, I logged in. Once I was on my desktop, external mouse and trackpad didn't work. Neither did my internal or external keyboard. ...
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Intel® UHD Graphics 620 (Kabylake GT2)

Is there anyway to get the latest version for this? On Intel website they say the latest is Version: 26.20.100.6912 (Latest)
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How do I use a text editor to modify PHP files? [duplicate]

I'm new to both Ubuntu and PHP. I have an Ubuntu 18.04 virtual machine with PHP. I've successfully installed php, and been able to make and run some basic php programs in the command line terminal, ...
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Resume from Suspend Kills all Processes with External Monitor

When I resume from a suspend with my external monitor connected to my Thinkpad T460p, all previously running applications are gone and I'm presented with a fresh, blank desktop. First I'm presented ...
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How to install Docker Ubuntu 18.04 with https proxy error

I have an issue of installing Docker on ubuntu 18.04 When I try the following lines I get an https error due to there being no http version and we are behind a company proxy so it fails. sudo add-...
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Ubuntu 18.04 LTS: how to install nvidia drivers for legacy GeForce go 6400 (NV44M)

I've searched around, tried the one from Nvidia (NVIDIA-Linux-x86-304-137.run), nothing worked so far for me. I always used LTS releases and when I did this upgrade from 10.04 I got this issue. It's ...
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Why is my shrink size so small for my SSD?

I want to install Ubuntu alongside Windows 10 and I need to shrink size in my SSD but shrink size looks so small. I don't know why it is like that. Why can it be like that?
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Atom doesn't install packages [on hold]

I'm using Mint 19.1 Tessa. I've installed Atom 1.38 and I can't install any packages on it, bot using wizard inside IDE and in terminal usin apm. Any ideas what might be the problem and how to fix it?
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Creating .iso file - which uses only used disk space

We would like to create an image of one of our existing VM's (Ubuntu 18.04 LTS) The disk space of VM is 50GB. Used space is 8GB. When I am creating a .iso file of this VM, the size of the .iso file ...
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How connect mBot Ranger through bluetooth on linux

I got an mBot Ranger and it works fine to program with my Ubuntu 18.4 LTS with the makebot-ide. The problem is that I have to use an USB-cable. Makebot doesn't support bluetooth for Linux. So I guess ...
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Ubuntu 18.04.2 LTS Installation Failure on HP CE 1000Tu Laptop

My new Laptop HP Pavilion 14 CE1000Tu came preloaded with Windows 10. I wanted Ubuntu and Windows so used the Windows disk management console to set around 80GB for Ubuntu. The problem is I am not ...
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Video files from a DVD needed admin rights

One night a few months ago I was trying to watch some videos that I had on a DVD. The DVD has several video files on it. The video files are from multiple sources. They are also all pretty old (...
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CUDA 10.1 deb install for Ubuntu 18.04 fails to initialize NVML

Ubuntu 18.04 with 4.18.0-15-generic. I've been following along https://www.pugetsystems.com/labs/hpc/How-To-Install-CUDA-10-together-with-9-2-on-Ubuntu-18-04-with-support-for-NVIDIA-20XX-Turing-GPUs-...
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Can't use sudo. wrong ELF class

I'm using Ubuntu 18.04. Whenever I try to use sudo, I get: [sudo] password for user: fingerprint-helper: error while loading shared libraries: libaudio.so.2: wrong ELF class: ELFCLASS32 so I cannot ...
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Unusual behaviour of shortcut

Whenever I close an application with Alt+f4 shortcut, after closing that application several windows of file manager(nautilus) start opening and it doesn't stops. It hangs the laptop and no other ...
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Can't change wallpaper - Xubuntu 18.04

I'm using Xubuntu 18.04 on my personal laptop, but I'm unable to change the wallpaper. I used to do it by right-clicking the desktop and then changing the desktop properties. Now the right-click ...
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Stuttering Bluetooth Audio 18.04

Problem: Audio over bluetooth is unlistenable due to constant stuttering. System details: Kubuntu 18.04 USB bluetooth dongle (listed in lsusb as: 0b05:17cb ASUSTek Computer, Inc. Broadcom ...
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How can I install Nvidia drivers for CUDA10.0 but still run the monitor from the integrated graphics card? Ubuntu 18.04

I have a new workstation with a GPU for calculations (not graphics) and I was running the screen via the integrated graphics card, which is an Intel i7. I use Ubuntu 18.04. Then I installed CUDA 10.0, ...
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Ubuntu 18 Share Desktop via appear.in

I'm using https://appear.in in chrome on ubuntu 18.04 to share my screen. When i click "share screen", i got "could not start screensharing; browser having trouble accessing your screen" On ubuntu ...
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Questions about Ubuntu 18.04 LTS Install / partition sizing on SSD / HDD system

Hi Everyone – I am planning to upgrade my dual boot Ubuntu 16.04LTS/Win 10 system to 18.04LTS /Win10 and would love some opinions. My main drive is a 1TB SSD and my data drives are 2 8TB HDD’s running ...
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Unable to change the permissions of a folder in the file-system root. [Ubuntu 18.04.02 LTS] [duplicate]

I created a folder called server in / using cd / and then sudo mkdir server after creating the file the owner was root and the permissions were drwxr-xr-x. I attempted to change it using sudo chmod a+...
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Bind threads to same CPU as spawning process

I am running some experiments with a black-box-like software executable that spawns a certain specified number of threads. Right now Linux schedules the spawned threads on any CPU that it deems to be ...
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How to Create an SFTP-Only user in Ubuntu 18.04

I am very new to linux, and I am trying to create an SFTP user that has full access to my wordpress installation which is at /var/www/wordpress. I want that when the user logs into sftp (via filezilla ...
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Can we disable cron services in desktop?

I was reading about EvilGnome and how it hijacks a system. One of the interesting thing I read was how it uses crontab The Linux implant also gains persistence on a targeted system using crontab, ...
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How to install Inkscape

I encountered the following error when I tried to install Inkscape. Err:1 http://in.archive.ubuntu.com/ubuntu bionic/main amd64 python-numpy amd64 1:1.13.3-2ubuntu1 ...
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Heavy Disk and CPU usage [Kubuntu 18.04.2]

My Kubuntu desktop is seemed to have slowed down for the past two days and I don't know why. It was fine, all my programs worked great but since yesterday the desktop runs really slowly. ...
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Wifi Captive Portal not showing up. Ubuntu 18.04 LTS

My ubuntu 18.04 didn't have wifi. I was using a wifi adapter to access internet. Recently I installed rtlwifi drivers and was able to get wifi without an adapter. However when I try to connect to my ...
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VMDK image for Ubuntu 18.04 Server

Official Ubuntu 18.04 Server is released in .iso format. Is it available in in vmdk format anywhere? If not, I want to create a vmdk image out of official Ubuntu image, can you please guide me in ...
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Internet connection constantly dropping on home network

I have Dell XPS with Ubuntu 18.04. Whenever I am using my home network (and only this specific network), my internet connection keeps on dropping at random points in time. The network itself seems to ...
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not able to reach 'us.archive.ubuntu.com' through terminal

Why terminal is showing Could not resolve 'us.archive.ubuntu.com' but the browser is able to reach that website. I am running ubuntu 18.04 on vmware behind the proxy server.
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Issues after most recent update to Ubuntu 18.04LTS

Hello awesome community! I am experiencing a very annoying issue and I need your help. I did an update to my system and the next day when I logged in the first thing that I got was the Keyring ...
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Boot kind of freezing in 18.04, but not really

My Ubuntu won't start. While booting up, it comes up with a list of things its doing (which I do not normally see). Everything says "OK" next to it which makes me think everything is OK. However, ...
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suck chokes on unable to open /var/lib/news/history

Ubuntu 18.04LTS suck persistantly says it can't read /var/lib/news/history and as a consequence downloads a trillion duplicates each suck. Said file is owned news.news and 0666 so anyone ought to ...
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How does installing ubuntu alonside windows work?

I am curious about is there any difference between installing just Ubuntu and installing Ubuntu alongside Windows 10? Do they run separately or together? As you know, Windows 10 is a privacy killer ...
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Unable to delete file whose name starts with “sed”

I noticed this file on my desktop "sedxzNQQm", but it does not display in Nautilus from the Desktop directory. Furthermore, when I try to delete the file I get the following error. What is the best ...
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Graphics not working on Ryzen 2400g ubuntu 18.04.2

System specs: ASRock Fatal1ty B450 Gaming-ITX/ac motherboard. latest bios (3.3) 2x8gb Crucial Ballistix Sport LT 8GB DDR4-3200 PC4-25600 ram BLS8G4D32AESBK Ryzen 2400g Distros tried: 19.04 18.04.2 ...
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Cant shutdown Ubuntu 18.04 (acpi=off and nvidia-graphics)

After some struggling for installing Ubuntu in a computer with Nvidia Card (GeForce RTX 2060) I cant shutdown. When I shutdown with the poweroff button (GUI) or with the terminal (sudo poweroff or ...
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Trying to install 18.04.2 on a Dell Latitude E6500 with legacy BIOS

I ran Ubuntu 18.04.2 from the "live" disc with no problems. The installation appeared to go without a hitch - twice. However, after the installation completes, it doesn't not boot. All I get is a ...
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Upgrading abhorted for insufficient space in `/`

I am trying to upgrade from 16.04 to 18, but I keep receiving the error message that the installation needs about 3Gb more of free space. I have tried to clean in all possible ways, following this ...
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Get files from VM in recovery mode [duplicate]

I've had many problems that I cannot seem to solve in my VM, and I've decided to just backup the important files from the guest (ubuntu) to the host (Windows 10) and reinstall. I can access the ...