All Questions

0
votes
0answers
3 views

Virtualbox Permissions

I have found a issue which I have not noticed before maybe this is new in Ubuntu 18. My virtual machines when they are created they are done so by script and the script sets permissions to be root|...
0
votes
0answers
5 views

Error while deleting folder

I have a question about deleting a folder on Ubuntu 18.04 TLS. Why can't I delete this folder? I have tried to delete with command rm -fr but it didn't work.
0
votes
0answers
5 views

Cannot install ubuntu on my laptop(dualboot)

last week i installed ubuntu 18.4(LTS) successfuly, played with some stuff and then went to sleep, the day after, it wont boot up(would constantly show up lines that i could not read because it went ...
0
votes
0answers
3 views

18.04 server - hangs by reboot and shutdown

I have server on hp compaq nc 6320. It was working ok about 1 month until i get yesterday problem with reboot (it hangs i cant do nothing) Works only -f But that is not a good solution. I have tried ...
-2
votes
1answer
17 views

The regulars expressions doesn't run to the terminal

I am doing work, and they ask that in a directory and their subfolders it shows me all the files with png extension. For it, I use the command ls -R *.png The command is well, but it doesn't read me ...
0
votes
0answers
9 views

How can I run detached command with sudo over ssh?

I want to run some script through ssh and detach it, so it run even after ssh session is closed. I need to do this with sudo. I can run some script but I am not able to detach it. I tried following ...
0
votes
0answers
7 views

Disable thumbnail preview on file upload menu

I want to disable thumbnail when i press "upload a file" on browser. I tried to remove the package tumbler, but it still showing the picture.
1
vote
0answers
8 views

How to Compile A Repo In Ubuntu

It's a GitHub repo. I downloaded its source code and modified it. I know how to static compile it with cmake. but when I copy executable file to my another ubuntu machine and run it gives an error. I ...
0
votes
0answers
5 views

Ubuntu 16.04: Failed to start Light Display Manager

I am running ubuntu 16.04 on virtualbox 6.0. The hosting system is windows 10. Before everything started to fail, I´ve had installed virtualbox 5.2.2. After that, there appeared a dialog inside of ...
0
votes
0answers
5 views

system load monitor as default view in console

Is there a way to have any system load monitor program (say for example, htop or top) as a permanent view after a server boots up automatically. I am talking about console Ctrl + Alt + F2 mode. Of ...
0
votes
0answers
6 views

Rotate tabs in Ubuntu Core-based kiosk

I have followed the instructions on https://tutorials.ubuntu.com/tutorial/ubuntu-web-kiosk#0 to create a web kiosk using Ubuntu Core. I have set up the kiosk so that it shows two different tabs as ...
0
votes
0answers
8 views

Ethernet driver for Raspberry Pi 3 B+

I recently got a few RPi 3B+ devices and I'm trying to install Ubuntu 18.04 on them. I followed the instructions below and got the device booting into the installer without any issues: https://wiki....
0
votes
1answer
11 views

How to boot computer without acpi=off

I recently bought an gaming laptop (the Gigabyte Sabre 15) with an Nvidia geforce gtx 1050. I had trouble with the graphic card during the installation of ubuntu and I had to boot with acpi=off. Now ...
0
votes
0answers
4 views

vmwgfx error in kernel log on Ubuntu 16.04

This is my kernel log. Near end you see: [ 24.927057] WARNING: CPU: 0 PID: 376 at /build/linux-bKdGSR/linux-4.4.0/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c:301 I found it when I investigated my ...
0
votes
0answers
9 views

IP forwarding not working

i managed to share my mobile broadband to my router with the instructions here, so i can have it on Wifi. but it only worked for two days, i don't know what happened but it seems the IP forwarding is ...
0
votes
0answers
6 views

JabRef won't open

I've tried installing JabRef via the Ubuntu Software GUI (18.04). There are two jabref's listed in there: "jabref" (says Version 4.2-dev) and "JabRef" (Version 3.8.2+ds-3). "JabRef" opens fine and ...
0
votes
0answers
4 views

One fan turning while both are good

I am on Ubuntu 18.04.1 LTS, both fans of my Samsung series 9 laptop are OK evident from the fact that they turn on during boot. After the boot one of the fans does not rotate however the load is. The ...
0
votes
0answers
5 views

KDE Plasma4 desktop PPA for current LTS?

I'm still on KUbuntu 14.04LTS but with a considerable number of personal upgrades including Qt4, kdelibs4, kdepim4 (and plenty of other packages through my own PPAs) and the kernel (local build). I ...
0
votes
0answers
10 views

Unable to locate package winehq-stable?

I ran these commands. sudo dpkg --add-architecture i386 wget -nc https://dl.winehq.org/wine-builds/Release.key sudo apt-key add Release.key sudo apt-add-repository https://dl.winehq.org/wine-builds/...
0
votes
1answer
9 views

How to install gcj on Ubuntu 16.04

I received the following results of sudo apt-get install gcj in Ubuntu 16.04. $ sudo apt-get install gcj Reading package lists... Done Building dependency tree Reading state information... ...
0
votes
1answer
11 views

Why does it show in the unknown hardware list?

I installed nvidia driver with the following tutorial https://linuxconfig.org/how-to-install-the-nvidia-drivers-on-ubuntu-18-10-cosmic-cuttlefish-linux. The installation was successful but when I ...
0
votes
0answers
8 views

Can't use drivers for NVIDIA for my notebook

Six month ago all be fine...I have a NVidia GeForce MX150 video card in my notebook running Ubuntu 18.04,in "Additional drivers" i choose 415 version, my settings in grub GRUB_CMDLINE_LINUX_DEFAULT="...
0
votes
0answers
9 views

Transparent lock screen with Ubuntu Core (mir-kiosk)

I have followed the instructions on https://tutorials.ubuntu.com/tutorial/ubuntu-web-kiosk#0 to create a web kiosk using Ubuntu Core. While I can just unplug the keyboard and mouse, that does not ...
0
votes
0answers
7 views

Short freezing, sound crackling - (CPU seems not to be the problem)

For days, I can't figure out what is going on with my PC/Ubuntu 18.04. HW: CPU: i7-8700 GPU: GTX 1060 6GB OS is installed on Kingston A1000, M.2 - 480GB RAM: HyperX Predator 16GB (2x8GB) DDR4 ...
0
votes
0answers
8 views

Ubuntu 16.04 no display at all with caps lock light blinking

I have dual boot system with ubuntu 16.04 and windows 10. Everything was working fine, last night I was using ubuntu and I shutdown the system, while it was shutting down I closed the lid. Now when ...
1
vote
1answer
32 views

SSH failed to start - Missing privilege separation directory: /var/run/sshd

I have a VPS running Ubuntu 16.04.5 that's been going for a number of years now with little issue. Today, however, I found I was unable to access the server using SSH, receiving 'connection refused' ...
0
votes
0answers
10 views

Official Flatpak PPA repository not does not have a Release file in Ubuntu 18.10. (Help needed to resolve this issue.)

Terminal Terminal:/$ sudo add-apt-repository ppa:/alexlarsson/flatpak Output:Err:17 http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu cosmic Release 404 Not Found [IP: 91.189.95.83 80] https://...
0
votes
0answers
5 views

Microphone not showing up in Audacity

The mic is visible in "PulseAudio volume control". It is not muted and volume is at 100%. I can see it picks sounds. It is also visible in arecord: $ arecord -l | tail -n 3 card 3: Microphone [Trust ...
0
votes
0answers
7 views

How do I turn off LDAP authentification to log in to my laptop?

An admin installed and setup Ubuntu on my machine. Just on my laptop he set it up like this: When I login to my laptop, Ubuntu connects to the LDAP-Server to check my username and password. If they ...
0
votes
0answers
6 views

ModuleNotFoundError: No module named 'pandas' (only as root)

So I'm having this weird issue. I just installed server 18.04.1 LTS. The purpose of this server is to run scheduled Python scripts. I can run my script just fine when authenticated with the user-...
0
votes
0answers
7 views

Access secondary EBS volume and change permission of /.ssh directory - AWS

I have attached an EBS Volume(Centos based) with a new EC2 instance(Amazon Linux) as a secondary volume. The purpose of attaching it as a secondary volume is- I want to fix permission of /.ssh ...
0
votes
1answer
13 views

Cut the second field delimited by spaces

I want to retrieve the second column from ps result: test@pc:~$ ps -e | head -5 | cut -d '' -f1 PID TTY TIME CMD 1 ? 00:00:03 systemd 2 ? 00:00:00 kthreadd 3 ? ...
0
votes
0answers
8 views

Can running SMART tests affect my hard drive data?

I want to run three smartctl (or S.M.A.R.T.) tests on a hard drive containing data. I will use GSmartControl on Ubuntu 14.04 LTS. The SMART tests are: Short Extended Conveyance Will simply ...
0
votes
1answer
14 views

Trying to Create a Bootable USB Stick

I am VERY green. My ex left Debian on my laptop and it's too complex for me so I want to install Ubuntu on it. But I can't even get Ubuntu installed on a USB. Start Up Disk Creator sees my USB but ...
0
votes
0answers
3 views

How do I non-interactively provision ubuntu virtual machines using `libvirt`?

Previously (some years back) I have used vmbuilder, but this now seems to be unmaintained and cannot be used with newer ubuntu versions. I have also tried vagrant with vagrant-libvirt plugin, apart ...
0
votes
0answers
12 views

Ubuntu can't boot After updating Bios!!! , But in recovery mode works , how can I fix this?

My ubuntu can't log after I updated my BIOS, It only boots into Ubuntu Recovery mode? Ubuntu forums say, Check your Additional driver's tab on Software & updates section, I check that, But it says ...
0
votes
0answers
16 views

Logstash does not compress the old logs

We are using: root@server:~# /usr/share/logstash/bin/logstash --version logstash 6.2.4 on: root@server:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu ...
0
votes
2answers
10 views

replace open file dialog with ranger

Whenever I want to upload a file via chromium or firefox a dialog to select files will pop up. Is it possible to replace this dialog with ranger --choosefiles in a new terminal window? ranger ...
0
votes
0answers
11 views

How to set default desktop environment (Xfce or Xubuntu) for all the users?

We've a server and it can be accessible only through ssh. and I'm using VNC to get the GUI of the server. the thing is the server has 3 diff users. and all their desktop environment are different. Now ...
0
votes
0answers
7 views

When using macbook to install ubuntu, my keyboard and touchtap don't work?

When enter the setup welcome page, I can't move the mouse and the keyboard doesn't work. I tried USB keyboard and mouse, but still didn't work. How can I install ubuntu with macbook?
0
votes
1answer
15 views

KDE Plasma bug in kubuntu

does anybody know what is the bug on the attached picture and how it could be fixed?
1
vote
0answers
4 views

How to implement WebKitWebFrame(Webkit1 Class) in Webkit2

WebKitWebFrame is a class in webkit1. But as webkit1 support is removed we have to use webkit2. But in webkit2 there is no class called WebKitWebFrame. Kindly help how to implement the same feature ...
9
votes
1answer
470 views

Why do Windows and Linux see different files on a DVD ROM?

I have a DVD ROM with some teaching resources on it (Headway Beginner's English teaching teacher's DVD). When I look at the DVD from a Ubuntu machine, I see one set of files (which includes a setup-...
0
votes
1answer
8 views

encrypted drive cloning - cryptsetup resize error problem

I'm trying to clone my SDD to a larger device so I will have a bootable backup in anticipation of doing a system upgrade on several desktop clients. I also want to model a known-correct procedure to ...
0
votes
0answers
8 views

“No object for D-Bus interface” (with only one specific Western Digital HDD) when mounting with Nautilus after partitioning

This “No object for D-Bus interface” message is very specific, and not addressed by similar questions relating to the same message. The message occurs when I try to mount in Nautilus on Ubuntu (and ...
0
votes
0answers
3 views

Trying to Install Archived JDK 10.0.2

I'm taking a coding class right now and they want me to remote into their ieng6 machines and then write the code in vim, and then compile and run it while remoted in but I'd rather do everything that ...
1
vote
0answers
24 views

Is it possible to “Turn off display” with power button without locking screen like in Windows. (Ubuntu 18.10)

I have used Automatically locking screen without shutting it off and other threads but ultimately it locks the screen, which is not what i am asking.
1
vote
1answer
22 views

resolv.conf take a localhost as DNS

When read /etc/resolv.conf: me@alpha:~$ cat /etc/resolv.conf | tail -3 # operation for /etc/resolv.conf. nameserver ...
0
votes
0answers
18 views

how to install ubuntu 18 lts on a laptop with UEFI

I want to install ubuntu with dual boot with windows 10. When I finally made my laptop to read my bootable usb flash (Etcher) I got: I have spent three days and I do not know what else to do. I have ...
0
votes
0answers
4 views

Install Ubuntu 18.04/10 in Asus Laptop X550VX

I've got a problem of this laptop, Asus X550VX, that where Ubuntu 18.04 does not install correctly; before this installation I tried with an K550VX (the only difference is the CPU, in X there is an I7 ...

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