--- a/libpurple/protocols/oscar/oscar.c Tue Oct 09 21:00:59 2007 +0000 +++ b/libpurple/protocols/oscar/oscar.c Wed Oct 10 23:20:18 2007 +0000 @@ -1128,8 +1128,10 @@ aim_clientready(od, conn); chatcon = find_oscar_chat_by_conn(gc, conn); - chatcon->id = id; - chatcon->conv = serv_got_joined_chat(gc, id++, chatcon->show); + if (chatcon) { + chatcon->id = id; + chatcon->conv = serv_got_joined_chat(gc, id++, chatcon->show); + } } static void