Comment 2 for bug 1229588

GDB backtrace:

# gnome-control-center network
network-cc-panel:ERROR:rfkill-glib.c:83:type_to_string: code should not be reached
Aborted (core dumped)

#gdb /usr/bin/gnome-control-center core
warning: Can't read pathname for load map: Input/output error.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `gnome-control-center network'.
Program terminated with signal 6, Aborted.
#0 0x00007f7f1fbaaf77 in __GI_raise (sig=sig@entry=6)
    at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0 0x00007f7f1fbaaf77 in __GI_raise (sig=sig@entry=6)
    at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1 0x00007f7f1fbae5e8 in __GI_abort () at abort.c:90
#2 0x00007f7f201a70dd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f7f201c4687 in g_assertion_message ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f7f201c46ea in g_assertion_message_expr ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f7f02b24c16 in ?? ()
   from /usr/lib/x86_64-linux-gnu/control-center-1/panels/libnetwork.so
#6 0x00007f7f02b25156 in ?? ()
   from /usr/lib/x86_64-linux-gnu/control-center-1/panels/libnetwork.so
#7 0x00007f7f02b242f9 in ?? ()
   from /usr/lib/x86_64-linux-gnu/control-center-1/panels/libnetwork.so
#8 0x00007f7f201a0446 in g_main_context_dispatch ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9 0x00007f7f201a0798 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f7f201a083c in g_main_context_iteration ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f7f20bb793c in g_application_run ()
   from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#12 0x0000000000407172 in main ()