( Sorry for any mistake, english isn't my native language )
Same problem as Ubuntu 16.04 wallpaper under black screen, after login (unity 7.4.0).
Yesterday after I setup one of my hd partitions to mount on startup and reboot the system to test it, a black screen cover my wallpaper:
https://i.stack.imgur.com/ot7xu.png
But when the session is blocked, gets normal:
https://i.stack.imgur.com/w7rM1.jpg
I'm using numix theme, changing to default theme, Ambiance, the UI get a bit messed up :
i.imgur.com/ld9vspQ.png
Already try to reset settings and reinstall ubuntu desktop, nautilus, unity and compiz but nothing.
Anyone can help me?