All Questions

0
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0answers
2 views

How to configure IP address for openvsiwtch bridegs with netplan

After upgrade to ubuntu 18.04, I configured the openvsiwth bridge, but failed to work with netpaln. I created the ovs brideg, and set the IP address with netaplan brigdes section, but seems it is ...
0
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0answers
4 views

Diagnosing networking and boot drive issues, likely due to faulty hardware

I have a server running Ubuntu Gnome 16.04, primarily a Plex and Urbackup server, usually running fine but with weird quirks that have been tough to figure out the cause of, let alone solution to. I'...
0
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0answers
2 views

Repeating xhci_hcd error in syslog after wireless keyboard update

Yesterday while browsing around the Software Center in my Xubuntu 18.04, in the 'Updates' tab I came across one available for my new, weeks-old Logitech wireless keyboard and mouse, named "Logitech ...
0
votes
0answers
6 views

Ubuntu 16.04 Whenever system restart or access folder then all hidden files and folders are appearing on screen

Ubuntu 16.04 Whenever system restart or access folder then all hidden files and folders are appearing on screen I am unable to find these option Edit >> Preferences >> Show hidden files Is there ...
1
vote
1answer
13 views

Is there a way to use wild cards with systemd files

I have a systemd file to start a jar file. But I want to execute jar file as *.jar. Is there a way to do this? [Unit] Description=Test Background [Service] ExecStart=/usr/bin/java -jar /var/www/...
0
votes
1answer
12 views

Does DPKG support for verifying GPG signature for Debian package files?

I am trying to enable the GPG verification in /etc/dpkg/dpkg.cfg by remove no-debsig in this configuration file: .# Do not enable debsig-verify by default; since the distribution is not using ...
0
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0answers
15 views

How does updates work with programs installed from .deb file [duplicate]

I'm having some difficulties exactly understanding how the the whole update thing work in Ubuntu and good practice for installing software. I understand I have a /etc/apt/sources.list file where all ...
0
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0answers
11 views

How to upgrade Atom from webupd8team/atom to the offical packagecloud.io/AtomEditor/atom

Not until very recently you couldn't apt install atom unless you use an unoffical source webupd8team/atom. Now Atom officially supports apt install by packagecloud.io/AtomEditor/atom. But upgrading 1....
2
votes
2answers
14 views

Add a Bookmark icon to Firefox search bar

I'd like to be able to click on an icon in the Firefox search-bar to immediately bookmark a URL. I already know that I can click on the ... "Page actions" icon to select the "Bookmark This Page" ...
-1
votes
0answers
12 views

ufw --force enable: Making sure I understand manual correctly

I rent a remote IaaS machine with Ubuntu and desire to filter all ports I don't use. If I understand man ufw correctly ufw usually uses for interactive-usage and if we want to use it non-...
-1
votes
0answers
17 views

Couldn't Boot to both Ubuntu 18.04.1 and Windows 7

Here is the case, Previously my laptop (only 1 physical hardrive, with 2 partition, ie: C:\ and D:\) were using Windows 7 Premium (64-bit), then I plan to make in dual boot, so it will eventually ...
0
votes
1answer
20 views

windows themes are all screwed up

text inside windows is not readable I just upgraded to 18.04.1 and I found that i cannot read the text within the drop down menus, sub menus, and buttons. For example, I cannot read my input when i ...
0
votes
0answers
13 views

Error connecting to Debian 9 VPS via RDP [on hold]

I am using A DEBIAN 9 VPS with 1GB RAM and 20GB storage. Soon after I installed it on cloud, I connected to it via PUTTY and there was absolutely no problem. I then upgraded and updated my machine (as ...
0
votes
1answer
11 views

How do I stop Teamviewer from flickering in Ubuntu?

Teamviewer keeps flickering in Ubuntu Unity 18.04 remoting from Windows
0
votes
0answers
8 views

Problem with wifi access point

I have created a access point in xubuntu 18.04, the network is visible in my android phone, but it not receive data. In the computer the network appears how active. In terminal with iw list ` ...
0
votes
0answers
8 views

Can't connect to source After install VNC and viewer

this problem is no update no connect to any sources appear after install VNCserver and vncverwer connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.161), connection timed ...
0
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0answers
12 views

What is the `filedialog="@ByteArray(\0\0\0\`… in ~/.config/Trolltech.conf?

This file seems to be related to Qt and used by KDE for widgets. (1) Should it be present in a clean installation of Xubuntu (Ubuntu+XFCE)? (2) Along with normal plaintext entries like ...
2
votes
1answer
19 views

Firefox 64.0 renders content transparent

Since this unattended upgrade (excerpt from /var/log/apt/history.log), Firefox seems to be unusable because of rendering problems. The content in the main window is kind of transparent. Start-Date: ...
0
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0answers
5 views

How to find mysql log on xampp?

I'm on Ubuntu 16.04, Xampp 7.2 64 bit, how to find MySQL logs? I tried all the answers listed here, none worked, not the error logs, mysql logs so I can connect it to Logstash.
0
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0answers
14 views

I deleted my Trash file/folder

I need help... I had an extension that wouldn't uninstall - so I moved its file to trash. However, once the file was sent to trash; the trash couldn't be emptied... I read that If I deleted my trash ...
0
votes
0answers
9 views

Create .deb with signed custom kernel image

I have compiled a custom kernel, but since i use UEFI secure boot, I need to generate a signed kernel image. How can I sign my unsigned kernel image, and generate the .deb containing the signed image?...
0
votes
0answers
23 views

Protecting WSL-Ubuntu so that only port 443 will be unfiltered in a correct way (using WSL only for Ansible)

I use WSL basically just for Ansible (which as far as I know requires only port 443 to be unfiltered to work properly). With Ansible I Can continuously orchestrate architecture, and deploy relative ...
0
votes
0answers
7 views

Disk encryption with partitions in Ubuntu's installation

I got this problem in my Dell G7 that I can only install Ubuntu if I choose to encrypt the system (don't know why too), and I'm fine with it, but I want to install it encrypted in a partition, not in ...
0
votes
0answers
6 views

Error occurs while upgrading

Whenever I try to run the upgrade ($sudo apt-get upgrade), I get the error like below: Unpacking unattended-upgrades (1.1ubuntu1.18.04.7) over (1.1ubuntu1.18.04.6) ... Preparing to unpack .../34-...
1
vote
1answer
11 views

Strange new disks appeared in Ubuntu

All of sudden I noticed two new disks in my Ubuntu 16.04: /var/lib/snapd/snaps/core_5662.snap (deleted) and /var/lib/snapd/snaps/chromium_506.snap (deleted) . What are they and why did they appear? ...
0
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0answers
5 views

Script for checking if device is online, if not then do something [migrated]

I'm building an IP Camera Server for rtsp ffmpeg capture and 24/7 purposes. Only thing that is missing is a script that checks connectivity of the camera and if it's not reachable there should be ...
0
votes
1answer
17 views

I can't use ufw on WSL-Ubuntu

I use Windows 10 home (build 17134.471) with WSL-Ubuntu 16.04 (xenial). I executed apt update -y && ufw --force enable and got the following trace (I don't know what it means - maybe some ...
0
votes
0answers
21 views

Installing Ubuntu and Windows 10 though a live USB programmatically

i have been wondering if it's possible to have a live usb running ubuntu where in which i can run a script that can partition the hard disk and then install ubuntu on to one partition and windows on ...
1
vote
0answers
10 views

“Bricked” my Nvidia driver with newer kernels

This needs a bit of backstory, so I get right to it. Earlier this evening I was running kernel 4.19.9 with Nvidia driver 410 present. Note I could not use it, I have (had) the same problem as this ...
0
votes
1answer
15 views

Error apt-get update

I am trying to update the system, but the following error appears, what should I do? apt-get update Ign:1 http://dl.google.com/linux/chrome/deb stable InRelease Err:2 http://dl.google.com/linux/...
0
votes
1answer
15 views

How can i make the last OS used the first to boot in dual windows and ubuntu OS bootloader

I installed Ubuntu 18.10 and windows 10 as dual OS but whenever i restart from one of the OS i will be given an option to choose the operating system to boot or Ubuntu boot automatically after some ...
0
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0answers
12 views

Installing a Wireless Network Adapter

The wireless network adapter I have came with a CD with a Linux folder and an install.sh file. After Google for about 3 hours, I seem to have hit a roadblock. I could not get the file to run from the ...
0
votes
0answers
6 views

Second monitor goes black after grub

I am facing a problem in the boot process regarding an external monitor. I have a dual-boot installation and after choosing ubuntu in the grub both the built-in and external monitor displays go black ...
0
votes
0answers
5 views

How to tell if a system process is probing/grabbing bluetooth device?

I'm using a home automation platform called HomeAssistant to do presence detection via bluetooth. This works fine for a little while but at some point the detection will fail with a message that the ...
0
votes
0answers
18 views

Please help me, ubuntu isn ot for me [on hold]

Hi i wanted to reset my computer because i decided not to have ubuntu anymore so when i try and go to system recovery nothing happens the system just boots up as nothing happened please help i want to ...
0
votes
0answers
9 views

How to config a 18.04.01 server with 2 monitors

I have a machine with 2 monitors running 18.04.01 server. both monitors are clones, one of the other. I have no way to go on the second display because there is no active mouse. Now, if I Alt + F1 ...
0
votes
0answers
8 views

PortAudio configuration

I'm new in Ubuntu and I have to do a project using the microphone. The program return "PortAudioError: Error querying device -1" So my microphone isn't reading by portaudio I follow the instruction ...
0
votes
0answers
18 views

Why the default thumnail of a usb device on debian is an ipod? [on hold]

I'm curious, i just noticed this on my mint Debian 4.19. When my external hard drive is mounted the thumbnail represent an iPod wheel first generation. Thank you
0
votes
0answers
7 views

apt-get update failes after configuring OpenVpn

I have been installing & configuring OpenVpn Server with the help of this video on Hak5. After configuring all the configurations needed both for server and client, i restarted my VM and tried to ...
1
vote
1answer
17 views

Netplan Different Machine

I am currently trying to install Ubuntu 18.10 on a HP X310 headless server with no VGA port. Due to this I am unable to install directly on the machine. I have a system with similar specs and same ...
0
votes
0answers
15 views

Browser usage history

I have been using Ubuntu 16.04 with Chromium browser. The browser crashed today and all bookmarks and history for the last 3 months disappeared. It is possible that I was logged into a Chromium ...
0
votes
0answers
15 views

Make errors when running ./bootstrap to compile and install cmake-3.13.1 on Ubuntu 12.04

I ultimately want to install a program called DosageConvertor that requires a version of cmake that is 3.2 or later. Therefore, I am trying to install a more recent version of cmake since the ...
0
votes
0answers
13 views

How would you troubleshoot: Transmission port test fails despite port being open. Unable to download torrents

Recently started having trouble with Transmission, worked fine before. But now it just never starts downloading the torrents. I went to see if maybe it was a firewall issue so I looked in preferences ...
0
votes
0answers
12 views

18.04 LTS file access from applications

I have been having difficulty configuring applications in 18.04 to access file systems and mounts. I am not a frequent Ubuntu user although I know Linux in general well. In this case the application '...
0
votes
0answers
11 views

Can play RTSP stream with VLC but not gstreamer

Context: -On a VM running Ubuntu 18.04.1 LTS (with beaver GUI) -Only basic gstreamer is installed (no ugly plugins) -Closed its firewall: $ sudo ufw disable -Closed firewall of my main computer ...
1
vote
2answers
31 views

Converting a linux alias to a desktop launcher

I would like to know how to convert the following simple alias to a desktop launcher: cat ~/info1.txt
2
votes
0answers
28 views

apt-get raises /usr/bin/test: Permission denied

Since some time, whenever I call sudo apt-get update or use similar apt-get options, I get /usr/bin/test: Permission denied. An example: username:~$ sudo apt-get update Ign:2 http://... ...
0
votes
0answers
12 views

“Displays” app crashes even before opening

I am trying to reposition my external monitor in the Displays app. But as soon as I select the app in Search Your Computer, a loading icon shows up for a few seconds and then nothing shows up. I ...
0
votes
2answers
24 views

Can anyone help me with installation of 18 bionic software in 16.4 ubuntu

I am trying to install Avogadro 1.2 default package of bionic 18.4 in 16.4. bcoz ubuntu 16.4 has Avagadro 1.1 package in software center. This software has lot of dependency problem. So if anyone just ...
0
votes
0answers
10 views

Failed to execute goal org.apache.maven.plugins:maven-clean-plugin:2.5:clean (default-clean) on project checkstyle

when i run mvn clean install, i get the error: [ERROR] Failed to execute goal org.apache.maven.plugins:maven-clean-plugin:2.5:clean (default-clean) on project checkstyle: Failed to clean project: ...

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