(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
Error: Screen isn't composited. Please run compiz (-fusion) or another compositing manager.
(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(avant-window-navigator:12033): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
Error: Screen isn't composited. Please run compiz (-fusion) or another compositing manager.

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