. Thread 3 (Thread 0x7f6acf372700 (LWP 1562)): #0 0x00007f6ae3090773 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f6adcbf4058 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f6adcbf4882 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f6ad83709a6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f6adcc19616 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f6ae4204edc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f6ae309c89d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 0x7f6acfb73700 (LWP 1561)): #0 0x00007f6ae42093ab in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f6adcea74d5 in ?? () from /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 No symbol table info available. #2 0x00007f6adcbc847f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f6adcbc8cd1 in g_async_queue_timed_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f6adcc1ba57 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f6adcc19616 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #6 0x00007f6ae4204edc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #7 0x00007f6ae309c89d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #8 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 0x7f6ae4613720 (LWP 1532)): #0 0x000000000049c60b in ?? () No symbol table info available. #1 0x000000000049ca8d in PyErr_WarnEx () No symbol table info available. #2 0x00007f6ad7853284 in ?? () from /usr/lib/python2.7/dist-packages/gobject/_gobject.so No symbol table info available. #3 0x00007f6adcbfc42b in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f6adcbfc7f2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f6ad6f64470 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #6 0x00007f6ada6796c0 in g_type_module_use () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0x00007f6ad6f64545 in gtk_theme_engine_get () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #8 0x00007f6ad6eed1bb in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #9 0x00007f6ad6eede40 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #10 0x00007f6ad6eed70a in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #11 0x00007f6ad6eede40 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #12 0x00007f6ad6eee178 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #13 0x00007f6ad6eee5ad in gtk_rc_reparse_all_for_settings () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #14 0x00007f6ad6eee6cd in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #15 0x00007f6ada652254 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #16 0x00007f6ada6654fb in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #17 0x00007f6ada66eb17 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #18 0x00007f6ada66ece2 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #19 0x00007f6ada655427 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #20 0x00007f6ada6577c0 in g_object_notify () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #21 0x00007f6ad6f0e4b3 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #22 0x00007f6ad6e9eef5 in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #23 0x00007f6ad6b1302c in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0 No symbol table info available. #24 0x00007f6adcbf3b4d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #25 0x00007f6adcbf4348 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #26 0x00007f6adcbf4519 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #27 0x00007f6add75eed6 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #28 0x00007f6adb446c6e in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 No symbol table info available. #29 0x00007f6add732cf2 in QEventLoop::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #30 0x00007f6add732ef7 in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #31 0x00007f6add737789 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #32 0x00007f6adc2fcd9e in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so No symbol table info available. #33 0x00000000004b6659 in PyEval_EvalFrameEx () No symbol table info available. #34 0x00000000004b6e67 in PyEval_EvalFrameEx () No symbol table info available. #35 0x00000000004bce3d in PyEval_EvalCodeEx () No symbol table info available. #36 0x00000000004bd922 in PyEval_EvalCode () No symbol table info available. #37 0x00000000004dcd42 in ?? () No symbol table info available. #38 0x00000000004dd904 in PyRun_FileExFlags () No symbol table info available. #39 0x00000000004de40e in PyRun_SimpleFileExFlags () No symbol table info available. #40 0x00000000004ee80d in Py_Main () No symbol table info available. #41 0x00007f6ae2fdc30d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #42 0x000000000041cb79 in _start () No symbol table info available.