New answers tagged login-screen
That looks like lxdm, the display manager LXDE uses. I gathered from the comments that you installed LXDE, and because of that lxdm was installed as well. To reset the display manager back to lightDM (Ubuntu's default) you can run this command: sudo dpkg-reconfigure lightdm Select "ok" and then "lightdm". Reboot. Alternatively removing lxdm would ...
Just slide up/down users and button goes to active? and you can choose a session
some times your desktop may not load due to problem with lightdm. press CTRL + ALT + F4 then login using your username and password sudo apt-get purge lightdm sudo apt-get update sudo apt-get install lightdm dpkg-reconfigure lightdm Now type sudo shutdown -r now to restart.
Installing the updates again from grub failsafe boot / check failed packages solved the issue by installing all the packages again.. Now I can load into the GUI again...
NO need to sudo apt-get purge or reinstall.. if this is after installing lubuntu just edit the lubuntu lubuntu.conf cd /etc/lightdm/lightdm.conf.d sudo gedit 20-lubuntu.conf then paste this to it: user-session=ubuntu greeter-session=unity-greeter
For me sudo apt-get purge lightdm-gtk-greeter did solve the issue
If the other questions do not lead to a solution, my suggestion is to try to follow these steps: Login in character mode with a VC (Virtual Console). That is, Ctrl Alt F1 and your username/password login. Let's call this user original. Create a new user. You can use for example: adduser newuser --group sudo to add a new administrative user (that is, ...
Check this link: Ubuntu gets stuck in a Login Loop I had the same problem and I fix it by following the instuctions in it.
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