(gdb) bt
#0  0x00002aaab84df0d3 in g_slice_alloc () from /lib64/libglib-2.0.so.0
#1  0x00002aaab84e06ce in g_slist_prepend () from /lib64/libglib-2.0.so.0
#2  0x00002aaab8264f28 in g_object_notify () from /lib64/libgobject-2.0.so.0
#3  0x00002aaab7c1a387 in gtk_widget_show () from /usr/lib64/libgtk-x11-2.0.so.0
#4  0x00002aaab79aceb7 in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#5  0x00002aaab79ac486 in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#6  0x00002aaab8263f94 in g_object_newv () from /lib64/libgobject-2.0.so.0
#7  0x00002aaab8264a6e in g_object_new_valist () from /lib64/libgobject-2.0.so.0
#8  0x00002aaab8264c11 in g_object_new () from /lib64/libgobject-2.0.so.0
#9  0x00002aaab79acf81 in gtk_button_new_with_mnemonic () from /usr/lib64/libgtk-x11-2.0.so.0
#10 0x00002aaab72561dc in wxButton::Create () from /usr/lib64/libwx_gtk2u_core-2.6.so.0
#11 0x00002aaab6afaf11 in Messages (this=0xbb6c00, _p_intf=<value optimized out>, p_parent=<value optimized out>)
    at /usr/include/wx-2.6/wx/gtk/button.h:49
#12 0x00002aaab6ac016f in DialogsProvider (this=0xbb3b00, _p_intf=0x60dce0, p_parent=0xac84b0) at dialogs.cpp:199
#13 0x00002aaab6ac0714 in CreateDialogsProvider (p_intf=0x60dce0, p_parent=0xac84b0) at dialogs.cpp:171
#14 0x00002aaab6a9276c in Instance::OnInit (this=0x9e3dd0) at wxwidgets.cpp:386
#15 0x00002aaab6a93f3d in wxAppConsole::CallOnInit (this=0x4) at /usr/include/wx-2.6/wx/app.h:87
#16 0x00002aaab767d772 in wxEntry () from /usr/lib64/libwx_baseu-2.6.so.0
#17 0x00002aaab6a929cc in Init (p_intf=0x60dce0) at wxwidgets.cpp:324
#18 0x00002b0aa91281cf in RunInterface (p_intf=0x60dce0) at interface/interface.c:270
#19 0x00002b0aa972de75 in start_thread () from /lib64/libpthread.so.0
#20 0x00002b0aa94aaf7d in clone () from /lib64/libc.so.6