--- a/libpurple/protocols/jabber/google.c Sun May 10 22:06:08 2009 +0000 +++ b/libpurple/protocols/jabber/google.c Sun May 10 22:07:22 2009 +0000 @@ -764,7 +764,8 @@ /* Acknowledge the notification */ iq = jabber_iq_new(js, JABBER_IQ_RESULT); - xmlnode_set_attrib(iq->node, "to", from); + if (from) + xmlnode_set_attrib(iq->node, "to", from); xmlnode_set_attrib(iq->node, "id", id); jabber_iq_send(iq);