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“Screen” does not show running Game-Server after leaving SSH-Client

I'm new to Linux, but started a little game Server, which i control with the ssh- client Putty. I use the program "screen" to make sure, that the Game-Server is running even when i should leave Putty. ...
0
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0answers
6 views

Ubuntu 19.10 “Something has gone wrong” after update from 19.04

I've tried to upgrade 19.04 to 19.10. Now when I start the system, it loads, but is not usable as the only thing I see is "Oh no! Something has gone wrong". I can see activities though and there are "...
-1
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0answers
7 views

Blank screen with cursor after very long boot [duplicate]

I'm using Ubuntu. When I switch on my computer, the usual Ubuntu logo appears with orange and white dots and I wait a few minutes but nothing happens. I've waited for half an hour and nothing happened....
0
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0answers
3 views

Brightness is not working on Ubuntu 18.04 LTS

I have ASUS X550LD Recently I installed Ubuntu 18.04 LTS which comes with GNOME, later I moved to KDE Plasma. KDE details are in below screenshots: I also installed nvidia driver using below commad: ...
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0answers
4 views

libpng12.so.0 library is missing in ubuntu 19.04 while installing Packet Tracer 7.2

I want to install Packet Tracer 7.2 in Ubuntu 19.04, but it is showing following error during installation " ./PacketTracer7: error while loading shared libraries: libpng12.so.0: cannot open shared ...
0
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0answers
9 views

Ubuntu 19.10 - unable to boot after crash during resizing partition, successfully recovered by Gparted

During a resize-move of the partition my machine hung - apparently only after copying the files - at the empty space level because this left my partition appear in Gparted with the used part, and a ...
0
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0answers
5 views

ICMP is not getting disabled

I am trying to disable ICMP services. For this the following configuration lines have been added into the /etc/sysctl.conf file net.ipv4.icmp_echo_ignore_all = 1 net.ipv4....
1
vote
1answer
9 views

Max brightness on Ubuntu 18.04 is lower than Windows 10

I'm running ubuntu 18.04 and windows 10 on my old Lenovo P500 laptop. The max brightness is 10-20% lower on ubuntu than on windows. I tried everything i found so far on internet - nothing helped. ...
0
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0answers
4 views

Nginx - [warn] An upstream response is buffered to a temporary file /var/cache/nginx/proxy_temp/7/08/0000000087

Nginx is reverse proxy for my website and sometimes the website has malfunctions that leads to error pages. I restarted my application like so: systemctl restart myapplication.service and it didn't ...
1
vote
1answer
9 views

SD card insert/remove behaviors not detected until running lspci command

Whenever I insert/remove SD card, my ubuntu doesn't recognize those behaviors automatically. I have to run lspci command to manually tell ubuntu about the hardware change. I want to make my ubuntu ...
-2
votes
1answer
14 views

If I switch to Ubuntu on a mid-2014 Macbook Pro (with integrated graphics) will I lose graphics performance?

I've read elsewhere that Windows doesn't support the Intel integrated graphics. I'm curious if the performance of the system will decrease in this area if I switch to Linux? The integrated graphics ...
-1
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0answers
6 views

How to launch screen recorder when user enters wrong password?(In C++ Code)

I have a homework problem in which to "Track user using my pc using C++". How do I launch screen recoder (With a C++ script) whenever user enters wrong password in Ubuntu 18.04? Any other solution ...
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0answers
5 views

some kind of redirect in viritual host on apache2

I'm not sure what it call, I was thinking it was calling redirect but not sure. I want to do if someone write this address http://mydomain.se/hello it going to a folder in my apache var/www/html/...
0
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0answers
6 views

VLC not Playing SBS 3D Movies

VLC Media Player in windows normally plays 3D movies but now in Ubuntu there is no 3D play option in VLC. Is there any other best replacement of VLC media player which can play 3D and other formates ...
-2
votes
1answer
17 views

How do fix a broken PPA which pertains to installing Ethereum?

https://linuxconfig.org/ethereum-mining-on-ubuntu-18-04-and-debian is old link I did type sudo add-apt-repository ppa:ethereum/ethereum then sudo apt update but when I type sudo apt install ...
0
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0answers
6 views

`min-free-space-size 500MB would be exceeded` error on `flatpak update`

Any ideas why flatpak update fails? I have plenty of free space really. $ flatpak update Looking for updates... Required runtime for org.inkscape.Inkscape/x86_64/stable (runtime/org.gnome.Platform/...
2
votes
0answers
23 views

Can't boot into Ubuntu 19.10 after upgrading

Can't boot into Ubuntu 19.10 after upgrading Well, I guess it's finally time to ask for advice on this one. I have been trying to install Ubuntu on my machine but I've run into more errors than I ...
1
vote
2answers
24 views

Function that creates a file in a directory

I have 4 directories: dir1 dir2 dir3 dir4. I want to create a file in each directory. I know I can do this: touch file1.txt and then move it to dir1, then touch file2.txt then move it to dir2 but it ...
2
votes
1answer
22 views

How to enable HUD in KDE Plasma to search menu items?

I was a unity user back when the Unity Desktop Environment was still a thing in Ubuntu. I liked the feature that when I press the alt key by itself, I could get a search bar used to search in the ...
1
vote
1answer
45 views

Seriously Ubuntu 19.10 has no working Keyboard or Mouse for Raspberry Pi 4 Model B! Only works for Raspberry Pi 3 Model B+!

Is there anyway to fix Ubuntu 19.10 for mouse & keyboard functionality on the Raspberry Pi 4 Model B! I can't even get the Ubuntu 19.10 login when the login pops up. I can only change the ...
-2
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0answers
19 views

How do i update recovery partition with latest distro from 19.04 to 19.10 pop os? [on hold]

How do i update recovery partition with latest distro from 19.04 pop os to 19.10 pop os? My recovery partition has 19.04 Pop OS but i want to replace it with 19.10 Pop OS without having to install a ...
0
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0answers
25 views

third party M$ software installation troubles [duplicate]

A tried to install codecs, drivers etc after installing Ubuntu, via sudo apt-get install ubuntu-restricted-extras But it completely crashed and broke package system i had to repair. Cause was ...
-1
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0answers
9 views

permanents routes with netplan - ubuntu19.04

How can I configure my permanent route table on ubuntu19.04 with netplan (/etc/network/interfaces doesn't exist). Thank you
2
votes
1answer
28 views

Find files in unknown directory

I want to find a file in an unknown directory and then chmod it. Could you help with that please? So far I wrote find . -type f -name ".pdf" chmod {};
0
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0answers
3 views

livepatch apparmor=“DENIED”?

I've just installed canonical-livepatch on Ubuntu Server 16.04.6 LTS and when I try to register the machine I get this on the enable command: 2019/10/20 11:33:55 error executing enable: cannot enable ...
-1
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0answers
14 views

Fractional scaling won't remember settings on restart

I have fractional scaling working at 150% on one display and 100% on the other. When I reboot, these settings are forgotten (as well as the relative position of displays). How do I persist my ...
-1
votes
0answers
17 views

Ubuntu 19.04 disable any sleep mode

I have a brand new Ubuntu 19.04 Desktop and it is acting as my app (web and other applications) server and i want it to be always up. But in power settings, there is no settings regarding sleep etc (...
1
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0answers
14 views

terraform multiple instances on kvm

I can't sleep because of this so decided to give it a try here. I'm deploying 4 KVM guests on the same host as my terraform project. I'm following these two guides https://titosoft.github.io/kvm/...
0
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0answers
7 views

Aliased icons with scaling enabled for some applications (Kubuntu 19.10)

Some applications contain aliased icons when scaling is enabled. It is, for example, smplayer or even offical package manager Muon (see screenshot). The same problem is present for LibreOffice, but ...
0
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0answers
14 views

19.10 big issue with intel 9260ac wifi: iwlwifi brings system to a halt

I run a Thinkpad T460p with an Intel 9260ac wifi card. 19.04 ran great. I upgraded to 19.10 (and I get the same from the live version) and as soon as there is any significant traffic on the wifi, the ...
0
votes
2answers
17 views

New icon locked on the dock after upgrade to 19.10

I have updated to Ubuntu 19.10 from CLI and, after the update, I have found a new icon on the dock. As you can see from the picture, it is an icon to mount and open the 'GDrive' cloud service. Anyway, ...
-1
votes
0answers
22 views

How to swap FN and left CTRL on magic keyboard?

I have an apple magic keyboard that I want to swap the FN and left CTRL with each other, so that the keyboard acts like a normal keyboard. How would I do this on Ubuntu?
-1
votes
1answer
30 views

After upgrading dual boot system from 19.04 to 19.10, unable to boot into Windows from grub menu

After upgrade to 19.10 on my dual boot system I am unable to boot into Windows. If I change boot order in the BIOS and put windows boot manager first I can boot into Windows no problem. However... ...
0
votes
1answer
36 views

How to get specific range of numbers from string in unix [duplicate]

How do I find number in range of 8 digit from particular string in unix. str="abc1d20190202abc" My output should be: 20190202
0
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0answers
40 views

ubuntu 18.04 - Tweaks is ignored after reboot

Using Tweaks to set keyboard layout works immediately. After reboot, although the settings I made are kept, Tweaks is ignored. I find some solutions on the Internet, but all are related to older ...
0
votes
0answers
14 views

Sugarizer won't start

So last weekend I played with Sugarizer for a bit with my lo, this weekend I try and the application just does not start. Nothing happens if I launch from the gui, nothing happens from the cl, but ...
0
votes
0answers
26 views

IPv6 address with cidr `/128`

Under Ubuntu 1604, connect a box to a socket on the wall (of the lab), the box get both IPv4 and IPv6 addresses. IPv4 works fine, but IPv6 does not . I noticed that the global IPv6 address has a CIDR ...
0
votes
0answers
16 views

Ubuntu Randomly going off

From the last 1 week i'm experiencing this problem of Ubuntu 18.04.3 LTS running Linux Kernel x86_64 Linux 5.0.0-31-generic randomly switching off. It does not shut down it just goes of making the ...
-1
votes
0answers
15 views

SSL VPN connection from web browser with Open VPN

I have seen some places where you log into a web portal, and a VPN tunnel is created between your browser and the server. After this, as long as the portal is opened you can access internal ip ...
0
votes
0answers
36 views

After bios reset, ubuntu os not working

I select "load default" in exit menu in bios setup. I have Ubuntu 16.04. after this, os is not loading showing " error partition not found, grub rescue>" what to do? HDD is in the first Lenovo BIOS ...
0
votes
0answers
11 views

HP1020 Printer not printing

Ubuntu 18.04; hp1020 Printer is on, paper is present in the printer, all the cables are connected. Problem: When I try to print, printer is visible in the dialogue box and then message flashes "...
1
vote
1answer
32 views

Ubuntu 19.10 - Long Boot Time

my PC recently had a head crash and I thought: Well, now you can try 19.10 instead of 18.04. The beta ran well - but after release of 19.10 I realized my laptop taking about a minute to boot to login....
0
votes
1answer
31 views

List certain installed packages

I am trying to see whether I have installed certain packages. I figured this would work apt-get list --installed | grep "xxx" but it doesn't. Any ideas? Thanks in advance
0
votes
0answers
6 views

Stream music to Yamaha MusicCast devices

is there a way to stream music from an Ubuntu device to a Yamaha MusicCast device (multi room audio system; speakers and AV receivers)? MusicCast seams to be a protocol but the devices also support ...
0
votes
0answers
18 views

Understanding lines in the routing table

Below is my route table where XXX.XX.XX represents part of my public IP. I've been googling for about a week now trying to make OpenVPN work. First I couldn't SSH once running OpenVPN, then I tried ...
2
votes
1answer
29 views

Hybrid iso - can it be created by isohybrid?

I trying to understand it right. isohybrid is a tool to make Ubuntu iso bootable - see mkusb. Cloning an iso file to a mass storage device makes a boot drive, provided it is a hybrid iso file, ...
0
votes
1answer
12 views

Ubuntu 18.04.3: Need help with ROCm tensorflow: Build error

I have a fresh installation of Ubuntu 18.04.3 and I am trying to install tensorflow-rocm (for AMD GPU) version 1.14.0. default pip3 install tensorflow-rocm is installing v2.0 but the code set that I ...
0
votes
0answers
9 views

Ubuntu 19.04 + rethinkdb - don't work together?

It seems that we can't install rethinkdb on ubuntu 19.04. I tried this: source /etc/lsb-release && echo "deb https://download.rethinkdb.com/apt $DISTRIB_CODENAME main" | sudo tee /etc/apt/...
-1
votes
1answer
25 views

Why do packages depend on dpkg?

I checked the transitive dependencies of many packages. They all depend on dpkg. I do not understand the reason. Does anyone know why?
0
votes
0answers
34 views

Ubuntu 19.10 Bootable USB Only Shows GRUB Screen

I've downloaded, verified and made a bootable usb stick with latest Ubuntu 19.10, I restart my laptop(Toshiba Satellite P55W-C) and after the BIOS I see a black screen with the GRUB command line, ...

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