diff -r d2522cb828aa -r 547eacef0b63 libpurple/protocols/mxit/protocol.c
--- a/libpurple/protocols/mxit/protocol.c	Sat Oct 01 17:10:45 2011 +0000
+++ b/libpurple/protocols/mxit/protocol.c	Sat Oct 01 18:21:43 2011 +0000
@@ -458,7 +458,7 @@
 	packet->headerlen = 0;
 
 	/* create generic packet header */
-	hlen = snprintf( header, sizeof( header ), "id=%s%c", session->acc->username, CP_REC_TERM );			/* client msisdn */
+	hlen = snprintf( header, sizeof( header ), "id=%s%c", purple_account_get_username( session->acc), CP_REC_TERM );			/* client msisdn */
 
 	if ( session->http ) {
 		/* http connection only */