fix set user call to include domain

src/mod/applications/mod_voicemail/mod_voicemail.c

@@ -2548,7 +2548,10 @@ static void voicemail_check_main(switch_core_session_t *session, vm_profile_t *p
 		if (authed) {
 			switch_channel_set_variable(channel, "user_pin_authenticated", "true");
 			switch_channel_set_variable(channel, "user_pin_authenticated_user", myid);
-			if (!zstr(myid)) switch_ivr_set_user(session, myid);
+			if (!zstr(myid) && !zstr(domain_name)) {
+				char *account = switch_core_session_sprintf(session, "%s@%s", myid, domain_name);
+				switch_ivr_set_user(session, account);
+			}
 		} else {
 			switch_channel_hangup(channel, SWITCH_CAUSE_USER_CHALLENGE);
 		}