I'm not able to use Unity-2D in my computer running Ubuntu 11.10.
Unity 3D works hassle-free.
when I type unity-2d-panel in terminal, i get the following in terminal and an error pops out and stops there.
Terminal output:
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1230:46: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/slider.png': reason not known, probably a corrupt image file
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1234:55: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/slider_prelight.png': reason not known, probably a corrupt image file
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1238:55: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/slider_vertical.png': reason not known, probably a corrupt image file
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1242:64: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/slider_prelight_vertical.png': reason not known, probably a corrupt image file
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1298:73: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/scrollbar_handle_vertical.png': reason not known, probably a corrupt image file
(unity-2d-panel:3106): GdkPixbuf-WARNING *: Bug! gdk-pixbuf loader 'png' didn't set an error on failure.
(unity-2d-panel:3106): Gtk-WARNING *: Theme parsing error: gtk-widgets.css:1315:64: Failed to load image '/usr/share/themes/Ambiance/gtk-3.0/assets/scrollbar_handle.png': reason not known, probably a corrupt image file
unity-2d-panel: [DEBUG] Scanning panel plugin directory "/usr/lib/unity-2d/plugins/panel"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-appindicator.so"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-appname.so"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-homebutton.so"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-indicator.so"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-legacytray.so"
unity-2d-panel: [DEBUG] Loading panel plugin: "/usr/lib/unity-2d/plugins/panel/libpanelplugin-separator.so"
unity-2d-panel: symbol lookup error: /usr/lib/libdconf-qt.so.0: undefined symbol: _ZNK15QDBusConnection15internalPointerEv
Please help