--- uac.c	2009-12-28 17:23:23.000000000 -0200
+++ uac.c.new	2009-12-28 17:23:08.000000000 -0200
@@ -384,6 +384,7 @@
 	if (p2==NULL) {
 		p2 = p1;
 		p1 = NULL;
+		dsp = NULL;
 	}
 
 	/* p1 dispaly , p2 uri */