How do I fix all menus and dialogs randomly becoming blank
120117
Menu bar and right-click menu blank
36172
I have a strange 'binoculars' icon in my menu bar that disappears when I log in
532
Unity doesn't load, no Launcher, no Dash appears
90508
Problems after upgrading to 14.04 (only background and pointer after login)
29787
My terminal shows only a blank screen--How can it?
22513
Settings menu in Ubuntu 17.10 is obliterated
75173
Rotation and Scale have suddenly stopped working?
56955
How to fix the flickering in User controls
119245
The Start menu no longer shows up when I press the Start button
84634
After logging in, there's a black screen and my cursor, nothing else! in Ubuntu 12.10
87061
“Screen overlay detected” dialog? Turned off everything, doesn't work
131785
LibreOffice toolbar icons went blank after application hanged
36365
Disable window animations when the menu option is missing?
103954
properties window is messed up
46372
Shortcuts don't work after restart
144399
How can I debug frequent unrecoverable freezes?
74112
How do I programmatically update or delete menu items?