. Thread 2 (Thread 0x7f5e2f536700 (LWP 1886)): #0 0x00007f5e419a7773 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f5e3b73bf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f5e3b73c792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f5e36ebc516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f5e3b7612b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f5e42b1befc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f5e419b389d 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 1 (Thread 0x7f5e42f2a720 (LWP 1815)): #0 0x000000000049c60b in ?? () No symbol table info available. #1 0x000000000049ca8d in PyErr_WarnEx () No symbol table info available. #2 0x00007f5e363a8284 in ?? () from /usr/lib/python2.7/dist-packages/gobject/_gobject.so No symbol table info available. #3 0x00007f5e3b7442db in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f5e3b7446a2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f5e35ab9470 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #6 0x00007f5e391c1130 in g_type_module_use () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0x00007f5e35ab9545 in gtk_theme_engine_get () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #8 0x00007f5e35a421bb in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #9 0x00007f5e35a42e40 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #10 0x00007f5e35a42fc0 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #11 0x00007f5e35a4270a in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #12 0x00007f5e35a42e40 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #13 0x00007f5e35a42fc0 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #14 0x00007f5e35a43178 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #15 0x00007f5e35a435ad 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. #16 0x00007f5e35a436cd in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #17 0x00007f5e3919b0a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #18 0x00007f5e391ad02a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #19 0x00007f5e391b66b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #20 0x00007f5e391b6852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #21 0x00007f5e3919dfc7 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #22 0x00007f5e391a0000 in g_object_notify () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #23 0x00007f5e35a634b3 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #24 0x00007f5e359f3ef5 in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 No symbol table info available. #25 0x00007f5e3566809c in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0 No symbol table info available. #26 0x00007f5e3b73ba5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #27 0x00007f5e3b73c258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #28 0x00007f5e3b73c429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #29 0x00007f5e3c2a6ed6 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #30 0x00007f5e39f8ee3e in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 No symbol table info available. #31 0x00007f5e3c27acf2 in QEventLoop::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #32 0x00007f5e3c27aef7 in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #33 0x00007f5e3c27f789 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 No symbol table info available. #34 0x00007f5e3ae44d9e in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so No symbol table info available. #35 0x00000000004b6659 in PyEval_EvalFrameEx () No symbol table info available. #36 0x00000000004b6e67 in PyEval_EvalFrameEx () No symbol table info available. #37 0x00000000004bce3d in PyEval_EvalCodeEx () No symbol table info available. #38 0x00000000004bd922 in PyEval_EvalCode () No symbol table info available. #39 0x00000000004dcd42 in ?? () No symbol table info available. #40 0x00000000004dd904 in PyRun_FileExFlags () No symbol table info available. #41 0x00000000004de40e in PyRun_SimpleFileExFlags () No symbol table info available. #42 0x00000000004ee80d in Py_Main () No symbol table info available. #43 0x00007f5e418f330d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #44 0x000000000041cb79 in _start () No symbol table info available.