All Questions
553
questions with no upvoted or accepted answers
6
votes
0
answers
2k
views
18.04 Boot to black unless I delete $vt_handoff grub parameter, related to Nvidia drivers?
I started having problems booting after I tried to use prime-select for the first time to switch between my laptop's Nvidia GTX 960M and Intel graphics, using the same nvidia-390 driver that had ...
- 61
6
votes
0
answers
7k
views
Ubuntu 18.04 Boot hangs at PKCS#7 signature not signed with a trusted key
I had a working 16.04 working perfectly (but no bumblebee) and then upgraded to 18.04. Gnome was very laggy so I installed Unity and lightdm but it was still laggy. So I thought something was wrong ...
- 61
6
votes
0
answers
3k
views
16.04 Nvidia proprietary driver problems
On 16.04 xubuntu fresh install, I have an Nvidia Gtx 980 and an apple 30" 2560x1600 display, after installing proprietary nvidia drivers, I get two problems, the first, I can't log in during the ...
- 61
6
votes
4
answers
705
views
Poor boot-screen after interrupted install
My install was interrupted because of a power cut. I recovered from it, using the command
sudo apt-get dist-upgrade
Now, I get a violet boot screen like normal, but the progress bar is shown as 4 ...
- 16.3k
5
votes
0
answers
714
views
ACPI BIOS Error and Ubuntu Freezing 18.04.3
I keep getting this error when Ubuntu boots
ACPI BIOS Error (bug): Failure Creating [_SB.PCI0.XHC.RHUB.SS10. AE_ALREADY_EXISTS (20181213/dswload2-324
Then, if I click on settings or Mozilla it ...
4
votes
0
answers
306
views
nvidia drivers stopped working after 21.04 update
Yesterday I finally updated Ubuntu to 21.04 from 20.10. The update went well, but after a reboot the system was stuck on my motherboard's splash screen.
I've noticed that in grub, I have two kernels ...
- 111
4
votes
0
answers
1k
views
How to activate Wayland before arriving at login screen?
I have a boot video problem Ubuntu 18.04-4 installs in safe graphics mode only, but boots to purple screen where mouse works (NVIDIA) that can be solved by enabling Wayland
How can I enable Wayland?...
- 123
4
votes
0
answers
1k
views
Unable to install ubuntu: "Couldn't get size"
I want to completely get rid of Microsoft (thus Windows), and I really love the Ubuntu operating system and applications.
I had Ubuntu installed before on my computer, and it worked perfectly. For ...
- 41
4
votes
1
answer
2k
views
Black screen, blinking cursor and purple line left
Last week I installed Ubuntu on my notebook, now I'm also trying to install it on my PC, but with no luck.
When i start from my USB stick (same as I installed my notebook with, Ubuntu 13.04) first I'...
- 194
3
votes
0
answers
988
views
Boot issues due to missing NVIDIA driver after Kernel upgrade to 6.5.0-21 (from 5.15.0-91)
I am running Ubuntu Desktop 22.04 (upgraded a few months ago from 20.04) on a circa-2011 MacBook Pro. (CLARIFICATION: The problem seems unrelated to the upgrade from 20.04 to 22.04 ... I've been on ...
3
votes
0
answers
481
views
After 20.04 upgrade my system freezes after log in unless I use Wayland
I was running Ubuntu 18.04 on my Dell XPS. I've just upgraded 20.04.
When it boots and gets to the new log in screen, my arrow cursor is frozen and the trackpad does nothing and so the only thing I ...
- 97
3
votes
0
answers
273
views
Ubuntu won't boot up when on battery, only when plugged in
My Ubuntu screen does not open in battery mode; it just loads a black screen.
It works if a power cable is plugged in.
My laptop is ASUS TUF Gaming fx505 dd with dual-boot, UEFI-enabled.
The NVIDIA ...
3
votes
1
answer
2k
views
Login loop Ubuntu 18.04 g_array_unref assertion 'array' failed
I reconfigured my work space an implemented a DVI Dual Screen KVM and now I get the login screen but after authentication it fails and loops back to the login screen. I've looked at several of the ...
- 31
3
votes
1
answer
2k
views
Overcoming black text and blank screens between plymouth and gdm-login boot stages
In Ubuntu 18.04.2, I would like to show a consistent background image from the start of Grub2 to the appearance of the GDM login screen.
I have customized the ubuntu-logo plymouth theme to show the ...
- 2,432
3
votes
1
answer
965
views
Failed to start dGPU off during boot
I got this message "Failed to start dGPU off during boot." inside my logs system (Ubuntu 18.04). This error caused my discrete GPU (Nvidia 940mx) to still run although I have switched into integrated ...
