Pidgin 2.7.7-alt0.M50P.1

[soso@proxy ~]$gdb pidgin
(gdb) run
Starting program: /usr/bin/pidgin 

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1234675440 (LWP 4759)]
0xb6e05ec5 in purple_upnp_cancel_port_mapping () from /usr/lib/libpurple.so.0
(gdb) bt
#0  0xb6e05ec5 in purple_upnp_cancel_port_mapping ()
   from /usr/lib/libpurple.so.0
#1  0xb6dde8b9 in purple_network_listen_cancel () from /usr/lib/libpurple.so.0
#2  0xb615f84e in g_source_remove () from /usr/lib/purple-2/liboscar.so.0
#3  0xb615fcbd in peer_connection_trynext ()
   from /usr/lib/purple-2/liboscar.so.0
#4  0xb6160f9a in peer_connection_got_proposition ()
   from /usr/lib/purple-2/liboscar.so.0
#5  0xb615f014 in g_source_remove () from /usr/lib/purple-2/liboscar.so.0
#6  0xb6144a6c in g_source_remove () from /usr/lib/purple-2/liboscar.so.0
#7  0xb6145200 in g_source_remove () from /usr/lib/purple-2/liboscar.so.0
#8  0xb614db30 in g_source_remove () from /usr/lib/purple-2/liboscar.so.0
#9  0x080aba30 in ?? ()
#10 0xb6efcedb in g_source_remove () from /lib/libglib-2.0.so.0
#11 0x096bdb58 in ?? ()
#12 0x00000001 in ?? ()
#13 0x0841a700 in ?? ()
#14 0xb69c50be in g_source_remove () from /usr/lib/libgio-2.0.so.0
#15 0xb76da7c7 in pthread_mutex_lock () from /lib/libpthread.so.0
#16 0xb6ec5e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#17 0xb6ec9790 in g_source_remove () from /lib/libglib-2.0.so.0
#18 0x081356d8 in ?? ()
#19 0x00000000 in ?? ()