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Unanswered Questions

13,360 questions with no upvoted or accepted answers
5 votes
2 answers
8k views

Ubuntu VM hangs in VirtualBox under Window 10: "watchdog BUG: soft lockup - CPU#0 stuck for 23s"

This is Windows 10 with VirtualBox installed and Ubuntu virtual machine with Apache server. Often CPU hangs on the Ubuntu virtual machine, taking up to 50% host CPU usage with no response at all, when ...
5 votes
2 answers
8k views

Trying to ssh into IPv6 address, getting "no route to host"

I have a home computer that uses Ubuntu 22.04, that I'd likely to remotely SSH into, from the internet. I'm trying to do this through its public IPv6 address. The address doesn't begin with fe80::, so ...
5 votes
0 answers
339 views

Ctrl+F (find) is not working as expected on certain websites in Firefox

I'm (now) using Firefox 89.0 (64-bit) for Ubuntu, but this issue has existed for a long time when using Firefox on Ubuntu. I'm having an issue with Ctrl+F (the find feature) in Firefox. Mostly it ...
5 votes
0 answers
6k views

GRUB boot detection failed

I updated my image to ubuntu 20.04 from 16.04 and as a part of it upgraded grub to grub2. From the syslog, I am observing the following errors: Oct 19 10:30:10 host-1 systemd[1]: Starting GRUB failed ...
5 votes
0 answers
1k views

How to disable Ctrl+Shift+U in Ubuntu 20.04?

ctrl+shift+u is a change case, to set lowercase, but it conflicts with annother command, that produces a underlined ''u'', which produces an emoji when combined with a number. It annoyed me so much ...
5 votes
1 answer
5k views

Three monitor setup in Ubuntu 20.04

I have a Lenovo Thinkpad E531 running Ubuntu 20. I want to connect two external monitors using the VGA and HDMI connectors on the notebook. The problem that I am running into is that xrandr won't ...
5 votes
0 answers
530 views

Some USB devices not working properly on a new W10 x64 machine

Can you help me with a problem that I have with some USB devices not working properly on a new built machine. I hope you will be able to help me, being myself a power user, but here a little lost in ...
5 votes
1 answer
2k views

How can I emulate Ubuntu 18.04 on MacOS using qemu?

How can I run Ubuntu 18.04 on my MacBook Air (Mojave) using QEMU? (yes I have to use QEMU for now.) I got QEMU from here. But also got it from Homebrew as well. I've tried looking at the QEMU's ...
5 votes
1 answer
11k views

Install Python 3.7.3 from source with SSL failed

I am having troubles installing Python 3.7.3 with SSL. All my compilations are successful, but the final install of module _ssl is failed. Step 1: Install OpenSSL: git clone https://github.com/openssl/...
5 votes
0 answers
5k views

cURL: curl: (18) transfer closed with 96671047906 bytes remaining to read

I am trying to download a very massive file (~92Gb) using cURL: curl -L -o 'file.tar.gz' -C - http://abc.dummy/file.tar.gz and constantly getting into: curl: (18) transfer closed with ... bytes ...
5 votes
0 answers
4k views

xrandr doesn't detect HDMI monitor

My second monitor has suddenly stopped working after a reboot. I'm on Ubuntu 18.04 with an OpenBox desktop and an nVidia 1060, using the nVidia 396 driver. I've been fiddling with my display settings ...
5 votes
1 answer
2k views

Windows 10: Most efficient way of getting around "The library, drive, or medial pool is empty" errors while copying photos from Android?

I have a Google Nexus 5. The camera app seems to like to generate corrupted jpg files. Maybe 1-2% of the files seem to be corrupted. Usually I wait several months before transferring the photos to ...
5 votes
0 answers
17k views

USB Wireless Adapter recognized by `lsusb` but not by `ifconfig` on Linux

I am experiencing some issues with an Wireless Adapter. Long story short: I have a USB Wireless Adapter: AWUS036ACH (chipset: RTL8812AU) drivers are up to date: (i.e., apt-get install realtek-...
5 votes
1 answer
3k views

VNC from MacOS screen sharing to linux Ubuntu

I’m trying to screen share from a MacBook to a VM running Ubuntu on Parallels on a MacBook Pro on the same network. I can ssh to it fine, but using the same account and IP address in MacOS screen ...
5 votes
0 answers
1k views

git difftool doesn't open meld

I have the below in my .gitconfig. For some reason git difftool doesn't open up meld. It only works with meld. I'm using Ubuntu. How can I fix it so that meld is opened? [diff] tool = meld [...

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