After deleting bunch of configs in home folder and reboot problem got fixed. I think now it's impossible to track what exactly caused it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/689861 Title: Solid color as desktop background even if wallpaper image is set -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs