--- freeradius-server-2.1.3/src/lib/vqp.c.errout	2008-12-09 18:14:09.000000000 +0100
+++ freeradius-server-2.1.3/src/lib/vqp.c	2008-12-09 18:14:12.000000000 +0100
@@ -364,7 +364,7 @@ RADIUS_PACKET *vqp_recv(int sockfd)
 			 *	won't be typing in a 32K vlan name.
 			 */
 			if ((ptr[4] != 0) || (ptr[5] > 253)) {
-				fr_strerror_printf("Packet contains attribute with invalid length %02x %02x", ptr[4], ptr[5]);
+				fr_strerror_printf("Packet contains attribute 0x0c%02x with invalid length %02x %02x", ptr[3], ptr[4], ptr[5]);
 				rad_free(&packet);
 				return NULL;
 			}