StacktraceTop:
meta_window_get_workspace (window=0xe0) at core/window.c:10299
block13_data_unref (_userdata_=0x9b847a0) at /build/buildd/gala-0.1.0~r368+pkg20~ubuntu12.04.1/src/Widgets/WindowOverview.vala:686
___lambda33_ (_data13_=0x9b847a0) at /build/buildd/gala-0.1.0~r368+pkg20~ubuntu12.04.1/src/Widgets/WindowOverview.vala:695
_clutter_threads_dispatch (data=0x9ebbd10) at ./clutter-main.c:1043
g_timeout_dispatch (source=0x9b8f510, callback=0xb7599c80 <_clutter_threads_dispatch>, user_data=0x9ebbd10) at /build/buildd/glib2.0-2.32.4/./glib/gmain.c:3882
StacktraceTop: get_workspace (window=0xe0) at core/window.c:10299 =0x9b847a0) at /build/ buildd/ gala-0. 1.0~r368+ pkg20~ubuntu12. 04.1/src/ Widgets/ WindowOverview. vala:686 =0x9b847a0) at /build/ buildd/ gala-0. 1.0~r368+ pkg20~ubuntu12. 04.1/src/ Widgets/ WindowOverview. vala:695 threads_ dispatch (data=0x9ebbd10) at ./clutter- main.c: 1043 threads_ dispatch> , user_data= 0x9ebbd10) at /build/ buildd/ glib2.0- 2.32.4/ ./glib/ gmain.c: 3882
meta_window_
block13_data_unref (_userdata_
___lambda33_ (_data13_
_clutter_
g_timeout_dispatch (source=0x9b8f510, callback=0xb7599c80 <_clutter_