. Thread 4 (Thread 0xb40ffb40 (LWP 2003)): #0 0xb76e0424 in __kernel_vsyscall () No symbol table info available. #1 0xb6965d13 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #2 0xb6a42710 in g_cond_wait_until () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0xb69d6119 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0xb69d6a69 in g_async_queue_timed_pop () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0xb422fd08 in ?? () from /usr/lib/nautilus/extensions-3.0/libnautilus-dropbox.so No symbol table info available. #6 0xb6a26483 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0xb6961d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #8 0xb68a076e in clone () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. . Thread 3 (Thread 0xb4abab40 (LWP 1987)): #0 0xb76e0424 in __kernel_vsyscall () No symbol table info available. #1 0xb6892020 in poll () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. #2 0xb6a10b7b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0xb6a0311e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0xb6a035db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0xb6bde79a in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #6 0xb6a26483 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0xb6961d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #8 0xb68a076e in clone () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. . Thread 2 (Thread 0xb2efeb40 (LWP 1990)): #0 0xb76e0424 in __kernel_vsyscall () No symbol table info available. #1 0xb6892020 in poll () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. #2 0xb6a10b7b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0xb6a0311e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0xb6a035db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0xb428f124 in ?? () from /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #6 0xb6a26483 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0xb6961d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #8 0xb68a076e in clone () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. . Thread 1 (Thread 0xb4e42ac0 (LWP 1975)): #0 0xb6e5f6e3 in gdk_window_get_screen () from /usr/lib/i386-linux-gnu/libgdk-3.so.0 No symbol table info available. #1 0xb6e50d82 in gdk_device_get_position () from /usr/lib/i386-linux-gnu/libgdk-3.so.0 No symbol table info available. #2 0xb7067d33 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #3 0xb706ff66 in gtk_menu_popup_for_device () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #4 0xb7070668 in gtk_menu_popup () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #5 0x08150d09 in ?? () No symbol table info available. #6 0xb6ac67d1 in g_cclosure_marshal_VOID__POINTERv () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0xb6ac38c7 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #8 0xb6ade23e in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #9 0xb6ade8d3 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #10 0x0811d466 in ?? () No symbol table info available. #11 0xb705d441 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #12 0xb6ac1f77 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #13 0xb6ac38c7 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #14 0xb6ade23e in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #15 0xb6ade8d3 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #16 0xb71c111b in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #17 0xb705ac7f in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #18 0xb705cfd0 in gtk_main_do_event () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 No symbol table info available. #19 0xb6e55ddc in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0 No symbol table info available. #20 0xb6e84008 in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0 No symbol table info available. #21 0xb6a02d8a in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #22 0xb6a03195 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #23 0xb6a03271 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #24 0xb6ba51a4 in g_application_run () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #25 0x08068068 in ?? () No symbol table info available. #26 0xb67d04d3 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. #27 0x080680b5 in ?? () No symbol table info available.