All Questions

0
votes
0answers
10 views

One or more of the latest auto updates have caused GNOME failures over the last 3 days

Gnome has degraded recently in responsiveness but in the last 3 days it has caused the keyboard to lock up sporadically and just now window app (the little open file drawer) to not produce any ...
0
votes
1answer
14 views

Dual boot issue: HDD and SSD

My computer contains a normal HDD hard drive and a SSD. The original HDD is Disk 0 and the new SSD is Disk 1. The windows OS is on Disk 1. Can I install Ubuntu on the HDD and Windows on the SSD? Can I ...
0
votes
0answers
4 views

Installing RabbitMQ on Ubuntu 14.04 getting following error can anyone give solution?

I did installation like this: 1.sudo echo "deb http://www.rabbitmq.com/debian testing main" >> /etc/apt/sources.list 2.wget https://www.rabbitmq.com/rabbitmq-signing-key-public.asc 3.sudo apt-key ...
0
votes
0answers
8 views

arandr + evince: conflicting resolution between laptop screen & external projector

I use my netbook (32bit lubuntu 18.04.1) to give dual, indepdent external projector presentation: One external projector via the native VGA portion, and a second one via displaylink adapter (...
0
votes
0answers
8 views

Upgrading from Ubuntu 16.04 to 18.04 fails to fetch mariadb

When I attempt to upgrade Ubuntu 16.04 to 18.04 I get the following: E:Failed to fetch http://ftp.osuosl.org/pub/mariadb/repo/10.0/ubuntu/dists/bionic/main/binary-amd64/Packages 404 Not Found [IP: ...
0
votes
3answers
47 views

BAD signature when trying to verify SHA256SUMS for Bionic Beaver ISO

I am attempting to verify my download of Bionic Beaver on Windows 7. I feel like I am missing something very obvious. I went to http://releases.ubuntu.com/bionic/ and clicked on both SHA256SUMS and ...
1
vote
1answer
24 views

Upgrade RAM from 20GB (1x 4GB, 1x 16GB) to 32GB (2x 16GB)

I'm currently using Ubuntu 16.04. When I'm processing large datasets, I sometimes run out of memory. Therefore, I want to upgrade RAM from 20GB (1x 4GB, 1x 16GB) to 32GB (2x 16GB), can I just swap ...
0
votes
0answers
4 views

Ubuntu 18.04 Unmount /dev/mapper/ubuntu--vg-root for fsck

so I am having a problem booting my newly upgraded 18.04 installation, and all the solutions that I see are pointing me toward doing fsck /dev/mapper/ubuntu--vg-root from recovery mode. The only ...
1
vote
1answer
23 views

How to escape a single quote inside a double quote string in bash script?

I am trying to run the follow bash code: #!/bin/bash export DEBIAN_FRONTEND=noninteractive DB_USER='abc' DB_USER_PASSWORD='123' DB_MAGENTO='db_magento' sudo apt-get update echo debconf mysql-...
1
vote
0answers
6 views

fsck failed with error code 4

I have a vcenter server that is running ubuntu and I get a 503 error when I try to access the web GUI. when I get on the ESXI host, I can console in to the server but I am getting the below error. As ...
0
votes
0answers
11 views

dhclient ipv6 on startup

I need my servers to fetch an IPv6 address using dhclient on startup. I can run dhclient -6 ens18 to get an IP, but can't get it to do that on startup. Adding it to crontab @reboot didn't work. ...
0
votes
0answers
11 views

E: Malformed entry 66 in list file [duplicate]

hello dear please help me, I tried for 2 days but couldn't solve. Here is my code ... E: Malformed entry 66 in list file /etc/apt/sources.list (Component) E: The list of sources could not be read. ...
0
votes
1answer
23 views

XPS 13 with a USB C dock using two 34" 4k monitors - after connecting second montor the XPS and first go blank

Ok, I have been at this for a while and tried every tip I could find and I am still struggling. Although I have not found an article that was 100% my issue so that might be why nothing has worked so ...
1
vote
2answers
16 views

How do I decrease my resolution in an Ubuntu 18.04.1 VirtualBox

I have a new Ubuntu VM in VirtualBox and have installed guest additions. Since then full screen has been working, but when I increase the window size the resolution scales accordingly. I am on a ...
1
vote
0answers
23 views

How to keep the locked screen on in Ubuntu 16.04?

Even though I followed the instructions here, Ubuntu automatically turns my monitors off the moment I lock the computer. Can you please let me how I can disable this feature? I use Ubuntu 16.04.5. ...
0
votes
0answers
21 views

What is the right way to install drivers on Ubuntu 16.04?

In Pilot6's answer in Can't login after Nvidia driver install v 14.04, I believe he states that installing drivers from Nvidia's downloaded .run file is the wrong way to go. What is the correct ...
0
votes
0answers
11 views

(How) Can I disable the Ubuntu sync user?

I am looking at a list of user accounts on my Ubuntu machine (I believe v18) and I notice a sync user. I'm keen to only allow users that I need on the machine and whilst most have no login access - ...
0
votes
1answer
26 views

Subwoofer is reproducing all frequencies - limit them to the lows

I own an ASUS N56VZ, which comes with an included external subwoofer to be plugged through a 2.5mm jack. The subwoofer is working with my actual configuration, but it's reproducing all of the ...
0
votes
0answers
23 views

How to create an UEFI-only bootable ISO image?

I want to create an ISO image that boots ONLY on UEFI environments. I've managed to create images that boot on BIOS systems, but I can't figure out how to create an image that works only on UEFI. I'...
0
votes
0answers
11 views

Unreadable text on 4K monitor for 18.04 server install

I am trying to install 18.04 (server) on a machine hooked up to a 4k monitor (acer cb281hk). Once the installer starts, the text on the menus is too small to be readable. I have tried a number of ...
0
votes
0answers
23 views

Remmina “unable to establish connection to RDP server:” to macbook

I am running Ubuntu 18.04 LTS. My Remmina has worked fine, connecting to windows and other Linux machines. But it has now refused to connect to my mac book. The server is fine. Ping, nmap, ssh all ...
0
votes
0answers
16 views

Remmina Error when connecting to server

I'm trying to convert some old Windows 7 machines to Lubuntu to be used to rdp to our Windows Terminal Server. I got it setup so that the lubuntu account auto logs in, then it runs a script that auto ...
0
votes
0answers
34 views

Error when updating applications [duplicate]

I got these error messages when trying to update software, E: The repository "http://archive.ubuntu.com/ubuntu CODENAME Release" does not have a Release file. W: Upgrading from this repository can ...
0
votes
0answers
14 views

Encrypting virtual machines

I am pretty new into virtualization with KVM/QEMU and I have a security question. Which is the best way to encrypt virtual machines? Back when I was using windows, I enforced bitlocker on every drive ...
0
votes
0answers
13 views

Whitelist GoogleUpdate.exe in Firewall settings on Ubuntu system

I am trying to install Google Drive's 'Backup and sync' on my Ubuntu 18.04 but as this is not available for Linux systems. I am using Wine to install Window's exe file. So while running the exe file, ...
0
votes
0answers
15 views

How can I use Adobe Connect in web browser?

I try to use Adobe Connect in Google Chrome browser (and Firefox), but Adobe Connect requires Flash Player 11.2 or above. Adobe Connect requires the Flash Player plugin, version 11.2 or above. ...
0
votes
0answers
8 views

Avoid open many xterm on desktop startup with LXDE (Ubuntu 16.04)

I have wrote this .desktop file [Desktop Entry] Encoding=UTF-8 Name=Terminal autostart Coment=Start terminal Exec=xterm -e python "/root/myscript.py" Looks "good" but when i restart my OS this code ...
-5
votes
1answer
45 views

Why i got 0 answer when i tried to make 1 mistake all the scores [on hold]

#!/bin/zsh echo "enter quiz1 score:" read quiz1 echo "enter quiz2 score:" read quiz2 echo "enter seatwork score:" read seatwork echo "enter exam score:" read exam echo "enter lab1 score:" read lab1 ...
0
votes
0answers
5 views

Printing labels from browser on Zebra printer connected via USB running Ubuntu

I am trying to print some labels on a Zebra label printer (connected via USB to Ubuntu) using ZPL commands from the Browser. Zebra recommends BrowserPrint module, but this is not available for Ubuntu. ...
2
votes
1answer
24 views

“This application is unconfined. It can access all personal files and system resources.” - what does it mean?

There is this warning next to some applications in Ubuntu Software (I'm using Ubuntu 18.04 LTS). What does it mean? Should I avoid installing them? There is a red exclamation mark next to it, which ...
1
vote
1answer
36 views

Is there a way to shut off the hard drive when running the live USB stick with Bionic Beaver?

I just got Bionic Beaver on a USB stick to see if my old single core 750M RAM system could support it and so far quite happy. Now I'm trying to make a new USB stick using the updated code on the ...
0
votes
0answers
10 views

/sbin/ldconfig.real can't find config file

Here's the boot message: /sbin/ldconfig.real: Warning: ignoring configuration file that cannot be opened: /etc/ld.so.conf.d/x86_64-linux-gnu_EGL.conf: No such file or directory. But # ls -ld /etc/ld....
0
votes
0answers
25 views

add-apt-repository command is suddenly very slow

There were no issues before, but today I started my computer and I removed the unstable OIBAF graphics drivers and tried to add stable OIBAF graphics PPA. I left for about 15 minutes and when I came ...
0
votes
1answer
21 views

Installing Octave on Ubuntu Mate on Raspberry pi 3

I have Ubuntu Mate on a raspberry pi 3 and I'm trying to install Octave without success so far. I got (sorry if its not accurate, I translated from Spanish): $ sudo apt-get -y install octave octave ...
0
votes
0answers
18 views

EXT4-fs error - Failed to write entry, ignoring: Read-only file system

I have a Asus R556L, running Ubuntu 18.04LTS on dual boot with Windows 10. Ubuntu works fine, but after working for a while, it goes to the black terminal screen with these errors, very similar to ...
1
vote
0answers
11 views

GNU Grub dual boot screen freezes

I have Dell Precision with windows 10 64bit installed on it. freeing some space and moving from RAID to AHCI I was able to install Ubuntu 18.04. sometimes on startup or restart the dual boot screen ...
0
votes
0answers
8 views

Emacs multi-term support for version 25 - Ubuntu 18.04

The requirement is to enable multi-te m support for emacs package. Bydefault in Ubuntu 18.04 default emacs coming with v25, but in this version, I'm unable to enable the multi-term support ( for more ...
0
votes
0answers
35 views

Someone illegally accessed my fb account [on hold]

When downloading my login information, it appeared like that Time Jan 14, 2019, 3:09 PM IP Address 105.235.158.61 Browser Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:24.0) Gecko/20100101 Firefox/24....
0
votes
0answers
9 views

Docker Ubuntu Openssh server - I figured out how to make it not exit, but I don't understand what is going on

I made a Dockerfile with installs for ssh-server, and was initially having problems with it exiting immediately after the command to start the service. I found a workaround, but I don't understand ...
0
votes
1answer
16 views

What Plasma versions will be available within 18.04 LTS?

I like Kubuntu 18.04 a lot, it is very stable and maybe the best Linux I ever used. I am facing some minor problems (like here and here) that are possibly fixed in the newer versions of Plasma (5.13), ...
1
vote
0answers
9 views

Slow Boot time apt-daily-upgrade.service and apt-daily.service on Xubuntu 18.04 - ASUS K70IO laptop

I'm on Xubuntu 18.04, yet recently my old laptop is very slow to boot . I've been hunting on the internet but I am unable to find any solution. Please help, ASUS K70IO NVIDIA GeForce GT 120M ...
1
vote
0answers
22 views

How to show automatically plank in ubuntu 16.04 LTS? [duplicate]

After I installed Plank and I clicked it, the plank show up. but if I restart or turn on the laptop. The Plank not automatically opened (show). How can I show automatically show Plank after reboot or ...
0
votes
0answers
16 views

Issue while installing docker in ubuntu server

sudo apt-get install linux-image-extra-$(uname -r) linux-image-extra-virtual getting error demo@demo:~$ sudo apt-get install linux-image-extra-$(uname -r) linux-image-extra-virtual Reading ...
0
votes
0answers
6 views

Oracle Database 12c Re2 installation, directory permissions (Ubuntu 16.04)

I'm trying to install oracle database 12c Re2 on my Ubuntu 16.04, but I failed. When choosing the directory, where the Oracle Base, the Software and the Database file should be located, I got the ...
0
votes
0answers
15 views

Downloading and installing wireless card drivers on dell mini 1010

I'm new to working with the terminal so i have been having a hard time with getting things working. However I know currently on my Dell mini 1010 the wireless card is missing is driver. I have found ...
0
votes
0answers
6 views

ZFS when dual booting Ubuntu 18.04 with Windows 10

I am currently dual booting Ubuntu 18.04 with Windows 10. I would like to try ZFS. Is it possible to use ZFS when dual booting?
1
vote
0answers
18 views

Ubuntu does not wake up after suspension or hibernation

I am using Ubuntu 18.04 LTS. After I close the lid (for 1 min+), Ubuntu refuses to wake up. It flashes an error screen instead: error screen I have no clue why this happens so unfortunately cannot ...
0
votes
0answers
9 views

problem setting virtual os connection on NAT

I have a Ubuntu 16.04 LTS installed on virtual box. I have configured a mail server on it. I have to be able to connect to this server from outside(from host, from another computer, etc). the virtual ...
0
votes
0answers
18 views

Boot issue with Ubuntu Linux

Problems appeared from the beginning. The USB flash drive would freeze at booting, I tried several times and it happily worked when I pressed the arrow key. I installed it and all, until I clicked ...
0
votes
0answers
15 views

Netgear A6210 - Wifi stops working when computer is restarted

I was having issues installing the drivers for the Netgear A6210 wifi adapter, but then I found this and it worked! git clone -b port-to-4.15 https://github.com/kaduke/Netgear-A6210.git cd Netgear-...

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