Program received signal SIGSEGV, Segmentation fault.
0x00007ffff53c5e20 in g_string_free ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
(gdb) where
#0  0x00007ffff53c5e20 in g_string_free ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fffe2948071 in mt_cookie_data () from /usr/lib/purple-2/libmighty.so
#2  0x00007fffe2949b10 in mt_get_contact_photo_now ()
   from /usr/lib/purple-2/libmighty.so
#3  0x00007fffe2949b97 in mt_get_contact_photo_queuepop ()
   from /usr/lib/purple-2/libmighty.so
#4  0x00007ffff53a7a03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff53a6ea6 in g_main_context_dispatch ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff53a71f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ffff53a75fa in g_main_loop_run ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007ffff6634257 in gtk_main ()
   from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#9  0x00005555555936f9 in main ()