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can't run apt-get update inside Ubuntu 18.04 GNS3 NetworkAutomation container

root@NetworkAutomation-1:~# cat /etc/os-release NAME="Ubuntu" VERSION="18.04.4 LTS (Bionic Beaver)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 18.04.4 LTS" VERSION_ID=&...
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2 views

Wireless keyboard disconnects and then auto connects in ubuntu 20.04

I have installed Ubuntu 20.04 on my dell laptop(Inspiron-5420). Wi-fi connection did not work out-of-the-box with this installation but after google search, I bumped into page https://ibcomputing.com/...
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3 views

SQUASHFS error: How to poweroff laptop?

I created a bootable USB with Ubuntu 20.04 on it and I wanted to test it on a working Ubuntu 20.04 Laptop whether it works. This was apparently not a good idea, because I get dozens of SQUASHFS-errors ...
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4 views

Ubuntu 20.04 sometimes freezes on tab complete, shutdown, and in other circumstances

I have a dual boot Dell G3 laptop with an nvidia graphics card. I initially installed 18.04 LTS, and got it working w/the latest nvidia drivers, albeit with some sound and wifi issues. In an attempt ...
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4 views

Boot failure after apt update and upgrade: “Gave up waiting for root file system device” in initramfs

Ubuntu Server 18.04, this came completely out of nowhere after running sudo apt update sudo apt upgrade reboot Entering exit unfortunately doesn't work. I tried editing the grub entry and replaced ...
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4 views

sc-controller doesn't work in ubuntu 20.04

I followed steps mentioned in post about making sc-controller works on ubuntu 20.04 (How to get the sc-controller to function on 20.04) but they didn't work for me. I added /dev/uinput rw, to /var/...
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3 views

Slow boot up in ubuntu 20.04

arbaz@arbaz-HP-Notebook:~$ systemd-analyze blame 1min 31.048s plymouth-quit-wait.service > 52.996s man-db.service ...
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0answers
4 views

What is the effect of Unattended-Upgrade::DevRelease “auto”;?

I wanted to upgrade a production system (through staging, first) to 20.04. Backups and recovery options were in place. All went smoothly as expected. I did do-release-upgrade -d, because I didn't want ...
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4 views

Troubleshooting type-C alternate mode display connection

I'm currently trying to connect my new monitor Samsung C34H890 (LC34H890WGIXCI) to the Linux laptop but this doesn't work. I have tried the same setup but with Windows instead of Linux and everything ...
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3 views

I can't access my gnome terminal after I installed python 3.6&3.7

I tried changing my locale and also configured python 3 alternatives, nothing worked. But I can access terminal after getting into file explorer. Error message for gnome terminal
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12 views

Battery indication shows two different status

Status of my battery in right corner is 100%, in setting 94%. It's about acpi or any solutions ? Thanks. Images below.
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16 views

Im not able to identify which kind of vnc server is installed

Hello to every linux user. I'm running Ubuntu 20.04. When I run : root@ziomario-I9:/home/ziomario# vncviewer 127.0.0.1:0 this is what I see : Basically it appears the TightVNC client that asks for a ...
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24 views

How to boot windows 10 from dual boot?

I have installed Ubuntu 20 in a seperate partition of disk , however after ubuntu installation i can only boot up ubuntu , its not giving me any options to choose the OS. Using Dell Vostro. THanks in ...
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7 views

Turtl Notes Installation [duplicate]

I am trying to download turtl, I download the tar.gz then I run sudo sh install.sh put in my password but I don't see anything working. Are these steps correct or am I missing something? If you ...
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6 views

Qtcreator not opening.Ubuntu xfce

I installed qtcreator set,I can open(run) qt designer and othes appps but not qtcreator my cpu is armhf i m using xubuntu on vnc Via termux screenshot atteched below Thankslook it please
1
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1answer
24 views

Can one watch video in terminal (command-line)?

Is there any tool for watching video in command-line? (Don't mind the quality of video) Anything I can download using apt or anything else is appreciated. Thanks in advance! :)
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1answer
14 views

Linux ppa python error

Im trying to add a new repo ppa:ondrej/php but im allways getting an error. gpg: keybox '/tmp/tmpk27wmm4o/pubring.gpg' created gpg: /tmp/tmpk27wmm4o/trustdb.gpg: trustdb created gpg: key ...
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0answers
13 views

lastlog command output contains duplicate lines

AFAIK, until yesterday the output of the lastlog command contained unique lines for each user. Today I see two identical lines for root and nobody: # lastlog Username Port From ...
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6 views

How can I configure UFW to allow connections from a certain IP for a limited period of time?

I wish to allow connections from a specific IP for only a certain amount of time... say 3 months. I figure I could use UFW/ipatbles. But, I don't know how I can configure to allow the IP for only a ...
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18 views

`comm: missing operand after '/proc/self/fd/13'` error each time I start command line

I'm getting this error each time I open terminal. comm: missing operand after '/proc/self/fd/13' Try 'comm --help' for more information. I have no idea how to resolve this problem. root:fd/ # pwd ...
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0answers
16 views

How to install Skype on every version of Ubuntu [duplicate]

First, you have to download the .deb file from here. Second, you have to enter this code in the terminal: sudo apt-get install ./(The name of the package) Note: Open terminal from the download file.
2
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0answers
20 views

Download stats for snap apps

Does the snap store feature a publicly available download statistics for each snap? Stats can be seen for PPAs using tools like ppa-stats. It would be nice if something like this were available for ...
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0answers
10 views

How to switch to TTY2 once by editing GRUB or otherwise

I am using both Xubuntu and Kubuntu 20.04. When I edit grub and add number 3 at the end of the line starting with linux, I start the system in console mode for that one time only. The problem is that ...
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1answer
23 views

How to determine “unmet dependencies” when attempting to install MAME?

I am trying to install MAME, but I keep getting this error message: What packages is it talking about?
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0answers
18 views

Ubuntu 20.04 LTS login screen freeze issue

I am using the HP Pavilion laptop with the following config: RAM: 16 GB Processor: i7 8th gen The issue is that when my laptop goes to sleep and when I wake it up, it's getting stuck on the login ...
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10 views

Lost Vista Partition on dual Boot with 16.04

I partitioned my Vista drive and installed 16.04 on second partition and it was working fine. The small boot window at startup listed Vista to boot first and I wanted it to boot Ubuntu first. At some ...
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8 views

No sound output detected ubuntu 20.04,

My Ubuntu 20.04 is not detecting sound output devices, i tried using Alsamixer , pulseaudio , diffrent ways, but no result foundenter image description here
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0answers
9 views

Kubuntu 20.04 - how to reenable driver selection in driver manager?

due to problems in the last update, I installed nvidia drivers using synaptic. Now when I launch the driver manager, it says that I'm using a manually installed driver and the other driver selection ...
0
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1answer
15 views

Error when formatting flash drive: read-only

I got this error when trying to format a USB flash drive using GParted. Error formatting volume Error wiping device: Command-line `wipefs -a "/dev/sdb1"' exited with non-zero exit status 1: ...
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17 views

Wfi is not working in Ubuntu 20.04

Wifi is not working in Ubuntu20.04.My laptop is Hp15X.
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10 views

Not able to download wifi driver because lwfinger/rtlwifi_new is not available teel me new repo and new steps

I have hp laptop and I can't connect to my WIFI show always No Wi-Fi Adapter Found , to fix that I don't have the git repository , I have fixed that issue previously , but I re-install of the OS in ...
0
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1answer
14 views

curl: (60) server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none

i have a few servers likely installed with the same OS Ubuntu Xenial image, and only one of these servers show me an error when trying to fetch some famous websites in SSL : curl https://forums....
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6 views

Rygel won't share .mpg files to my Hisense TV

Am running Ubuntu 20.04 server (fresh install) on a computer on my home network. After some effort (adding renderer: Network Manager to /etc/netplan/00-installer-config.yaml) I was able to share media ...
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10 views

Can i run adb in ubuntu which is installed in termux with xfce desktop?

and from internet tutorials i downloaded and install xubuntu in termux. i run it in vnc too, i have not rooted my phone so,my question is can i use ADB in that xubuntu if yes please give instructions ...
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13 views

Nvidia card problem. The system is running in low-graphics mode

I just added an Nvidia graphics card 1650 super to my computer, before I just use the CPU integrated graphics as video output. It seems that I could not get the Nvidia card work properly. I have ...
1
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1answer
19 views

How to change the final downloaded video format with Video Downloader

I use Ubuntu Studio 20.04 LTS. I downloaded and installed the app: Video Downloader, which is saved on: /snap/bin/video-downloader I wonder if there is a way to change the final downloaded video ...
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0answers
12 views
0
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9 views

Trouble using bluetooth headset with ubuntu 18.04 and distorted voice

I am using Ubuntu 18.04 on my hp-notebook and having trouble dealing with my Bluetooth headset. Bluez has become unpredictable when it comes to dealing with headsets. Sometimes it simply fails to ...
0
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0answers
9 views

OOM killer never runs

For some reason, when my system runs out of free RAM, the system freezes and doesn't ever unfreeze. This often also has the disastrous result of the ext4 driver dying. My question is, how do I make ...
0
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0answers
23 views

How do I access boot loader and change the operating system

Please help. I want to access my Windows 10 configuration but I don’t know how to go back to it as there is no menu or anything that allows me to boot into it. I really need assistance guys.
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0answers
14 views

How can I use a command line vpn in CRONTAB?

I'm trying to use the nordvpn/windscribe/expressvpn command line utility (take your pick, ive tried them all) to schedule a change to my IP address every 5 minutes. Using these in the interactive bash ...
1
vote
1answer
19 views

How to put VueScan in applications start menu

I am trying to install vuescan as it has a user-friendly interface for using my Epson V370 flatbed scanner. If I install via flatpak, that version doesn't find my scanner. However, Version 9.6.22 ...
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0answers
22 views

Popup as “are you sure want to proceed?” on start [closed]

I am getting the message below each time I am logging in. I am using Linux Mint 20 Ulyana. I don't know why i keep getting this error Anyone got any hints? I didn't find any. I also checked .profile ...
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0answers
17 views

Error from add-apt-repository: Updating from such a repository can't be done securely, and is therefore disabled by default

I am trying to install Fontforge (and its associated Font Patcher) on an Ubuntu 20.04 LTS and I am doing as it says on https://launchpad.net/~fontforge/+archive/ubuntu/fontforge?field.series_filter=...
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1answer
29 views

More Room for Ubuntu - How do I use GParted to Make Ubuntu Partition Bigger

I have been using Ubuntu for a few years now, but am now faced with running out of space for the Ubuntu partition on the newest desktop that I built. Both Windows 10 and Ubuntu 20.04 LTS are on a ...
1
vote
1answer
31 views

Not sure if fstab or driver messed up my pc

total newbie here. My old XP box died last week; bought a used HP 6000 Pro with integrated VGA. Decided to go single boot Ubuntu, had a cd made for me. All was going well. Partitioned the disk as ...
1
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1answer
27 views

How to safely delete a second Ubuntu installation that I don't need

I am using Ubuntu 18.04 and installed 20.04 alongside, in a new partition. However I now realize that this is a mistake. All data is still in 18.04 and 20.04 is empty, it is not an update as I ...
0
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1answer
21 views

Delete partitions

How do I know which partition I can delete? There are about 8 partitons in my hdd (i was wrongly trying to install linux) but I just want Windows' partition now.
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0answers
16 views

“unable to find candidate hard disks to install” installating recovery image dell XPES13 9360

I have tried to re-install ubuntu on a dell XPS 13 9360 which came with ubuntu-pre-installed 16.04. I hadn't use it for a while. When I turned it on it started downloading ubuntu but it displayed the ...
0
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1answer
15 views

Ubuntu 18.04 - system forcely restarted, all drivers are gone (unclaimed)

by mistake, the system was forcely shutdown (long press on the power key), when I restarted the system, all the drivers are unclaimed sudo lshw | grep UNCLAIMED *-display UNCLAIMED *-...

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