Linked Questions

31
votes
3answers
17k views

Unable to login to account in ubuntu 18.04 vmware workstation 15, after update

I installed the latest updates from the software update center today (I update when ubuntu displays a notification), restarted the machine and now it's unable to boot properly. The best screen I can ...
16
votes
2answers
10k views

Restarting gdm in 18.04 doesn't work

When I try to run one of these commands: sudo service gdm restart sudo service gdm3 restart the system gets stuck in a loop. It goes from the graphical interface to a black screen, then a terminal-...
0
votes
0answers
69k views

Boot hangs at /dev/sda6 clean XXXX/XXXC files, YYYY/YYYY blocks followed by a blinking cursor

I installed Ubuntu Desktop 18.04 on a VM environment on the cloud. I set up ssh and it works perfectly - I can ssh to the VM using putty. However, when I boot up the machine to access the GUI, it ...
7
votes
1answer
10k views

Ubuntu 17.04 does not boot when enable gdm3

Recently I switched from Ubuntu 16.10 to Ubuntu 17.04. Reading this news, Ubuntu 18.04 To Ship with GNOME Desktop, Not Unity, I decided to switch to gnome. sudo apt-get install gnome-shell gnome At ...
0
votes
2answers
6k views

Ubuntu doesn't start, with a message 'Started GNOME Display Manager. Dispatcher Service… system changes.pp link was shut down'

For some reason, Ubuntu 18.04 refuses to start. It has worked previously - with some minor problems related to my Nvidia GPU drivers (which I fixed by going nomodeset and installing proprietary ...
3
votes
1answer
2k views

kernel 4.18.0.11.12 trouble: Video black screen

I've had a comedy of video errors that all trace back to a kernel upgrade in Ubuntu 18.10 cosmic. The kernel 4.18.0.11.12 causes trouble, well, in every conceivable way and I can't quite understand ...
2
votes
1answer
3k views

Ubuntu 18.04 - after upgrade - Display/PKCS#7 signature error

After upgrading from 17.10 to 18.04, anytime I try and open Ubuntu I am getting the following errors (which are found in my kern.log as well) Sep 28 15:06:12 aram-UX330UAK kernel: [ 15.056052] PKCS#...
3
votes
0answers
1k views

cannot start TightVNC Server as a systemd service on Ubuntu 19.10 (google compute engine)

I am able to run without using systemd. The config looks like so: ubuntu@yocto:~/.vnc$ cat xstartup #!/bin/sh # [ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup [ -r $HOME/.Xresources ] &...
1
vote
1answer
612 views

GDM stopped starting when booting Ubuntu 18.10

It's been addressed here GDM3 does not start in Ubuntu 18.04 but none of the solutions proposed worked for me (and the topic is about 18.04). I have disabled wayland as proposed, but did not solve ...
0
votes
1answer
400 views

gdm3 doesn't working after upgrading from 18.04 to 18.10

I was using gdm3 in Ubuntu 18.04, after upgrading it stopped working (Similar screenshot in gdm3 does not start in ubuntu 18.04) I had no login screen. Using tty I tried (from: Can't start ubuntu-...
0
votes
1answer
511 views

After Win10 upgrade Ubuntu graphics not working in VM

My current setup which has worked for a while now is to run a Win 10 laptop with an Intel 530 GPU. On this I installed VMWare workstation player v12 and ran an Ubuntu 18.04 installation. Two weeks ...
1
vote
1answer
543 views

18.04 flashes black screen and lock screen several times during login

This is an annoyance, but I thought I should post about it and see if anyone knows the solution. I found: GDM3 does not start in Ubuntu 18.04 But my situation is different as the laptop DOES ...
1
vote
1answer
290 views

How to enable numlock at boot time for login screen in Ubuntu 18.04?

I have a fresh 18.04 install and would like to enable the numlock key for login, without switching to the older lightDM. I saw this, this and this, but when trying the gdm approach I get: Command 'gdm'...
0
votes
1answer
235 views

19.04 boots to flashing cursor after windows memory management bsod

I installed Ubuntu 19.04 on my windows 10 machine this weekend with no problems. On my first windows boot since the Ubuntu install I got a memory management bsod after which windows booted up fine. ...
0
votes
1answer
67 views

Why is my ubuntu virtual machine freezing right before sign up?

I have a virtual machine in VMware12 I recently upgraded from ubuntu 16.04 to the latest Ubuntu LTS version. But it's freezing in startup. See picture, I have really important work in this virtual ...

15 30 50 per page