query: Ubuntu GUI crash when LightDM enters, unable to login
positive_passages.docid: 10252
positive_passages.text: How to fix "The system is running in low-graphics mode" error?
negative_passages.docid: 17860
negative_passages.text: Black screen after login Kubuntu 15.04
negative_passages.docid: 26093
negative_passages.text: Ubuntu halts after few seconds of starting and nothing works command, virtual terminal, GUI
negative_passages.docid: 49349
negative_passages.text: VLC crash on Ubuntu 17.10 Screen Freezes
negative_passages.docid: 20495
negative_passages.text: 12.04, login screen loop
negative_passages.docid: 50005
negative_passages.text: Unable to log in to my system
negative_passages.docid: 96391
negative_passages.text: dpkg exit with error parsing file `/var/lib/dpkg/status`, what to do?
negative_passages.docid: 48107
negative_passages.text: Login Screen Before OS Loads?
negative_passages.docid: 1285
negative_passages.text: My computer boots to a black screen, what options do I have to fix it?
negative_passages.docid: 117712
negative_passages.text: Black screen on login, gnome-shell eating 100% of CPU
negative_passages.docid: 93774
negative_passages.text: gnome-terminal fails to start (timed out)
negative_passages.docid: 80258
negative_passages.text: Unable to open any graphical app with "sudo"
negative_passages.docid: 140895
negative_passages.text: Ubuntu 17.10 Keyboard not working after login following upgrade from 17.04 (Gnome version)
negative_passages.docid: 2653
negative_passages.text: What should I do when Ubuntu freezes?
negative_passages.docid: 58557
negative_passages.text: Login screen loops unless you login as Guest
negative_passages.docid: 113620
negative_passages.text: After logging in on terminal with user name and password, how do I start the GUI?
negative_passages.docid: 116397
negative_passages.text: Can't reach login screen after accidental power loss during an upgrade