#0 0x00007febe681bde6 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #1 0x00007febe682165f in g_type_check_instance_is_a () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #2 0x00007febe97f21c6 in nautilus_file_info_invalidate_extension_info () from /usr/lib/libnautilus-extension.so.1 No symbol table info available. #3 0x00007febc4998cd0 in file_watcher_update_path () from /usr/lib/nautilus/extensions-3.0/libnautilus-ubuntuone.so No symbol table info available. #4 0x00007febe67ff750 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #5 0x00007febe68119c0 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #6 0x00007febe6819cfb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0x00007febe681a430 in g_signal_emit_by_name () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #8 0x00007febc4786443 in ?? () from /usr/lib/libsyncdaemon-1.0.so.1 No symbol table info available. #9 0x00007febc4562fb4 in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2 No symbol table info available. #10 0x00007febe67ff750 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #11 0x00007febe68119c0 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #12 0x00007febe6819cfb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #13 0x00007febe6819f22 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #14 0x00007febc456362a in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2 No symbol table info available. #15 0x00007febe0a16bfe in dbus_connection_dispatch () from /lib/x86_64-linux-gnu/libdbus-1.so.3 No symbol table info available. #16 0x00007febc455cc95 in ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2 No symbol table info available. #17 0x00007febe653be85 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #18 0x00007febe653c1c8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #19 0x00007febe653c284 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #20 0x00007febe6ae451c in g_application_run () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #21 0x000000000042b6cb in ?? () No symbol table info available. #22 0x00007febe5a0fea5 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #23 0x000000000042b725 in ?? () No symbol table info available.