Description of problem:
Logged into a Sametime server (pidgin Sametime provided by meanwhile RPM/plugin).
Received an invite to join a Sametime/meanwhile chat room.  Accepted the invite, and Pidgin crashed.

Version-Release number of selected component:
pidgin-2.10.7-2.fc19

Additional info:
reporter:       libreport-2.1.4
backtrace_rating: 4
cmdline:        pidgin
crash_function: sighandler
executable:     /usr/bin/pidgin
kernel:         3.9.2-301.fc19.x86_64
runlevel:       N 5
uid:            1000
xsession_errors: 

Truncated backtrace:
Thread no. 1 (10 frames)
 #2 sighandler at gtkmain.c:179
 #4 purple_conv_chat_add_users at conversation.c:1700
 #5 purple_conv_chat_add_user at conversation.c:1600
 #6 mw_place_opened at sametime.c:3018
 #7 recv_SECTION_PEER_JOIN at srvc_place.c:401
 #8 recv_SECTION_PEER at srvc_place.c:495
 #9 recv_SECTION at srvc_place.c:597
 #10 recv at srvc_place.c:655
 #11 channel_recv at channel.c:668
 #12 mwChannel_recv at channel.c:704