added BAD_TO

error.c

@@ -50,6 +50,10 @@ int err2reason_phrase(
 			error_txt="Transaction tupel incomplete";
 			*sip_error=-E_BAD_REQ;
 			break;
+		case E_BAD_TO:
+			error_txt="Bad To";
+			*sip_error=-E_BAD_REQ;
+			break;
 		case E_EXEC:
 			error_txt="Error in external logic";
 			*sip_error=-E_BAD_SERVER;

error.h

@@ -22,6 +22,7 @@
 #define E_EXEC			-11
 /* too many branches demanded */
 #define E_TOO_MANY_BRANCHES -12
+#define E_BAD_TO	-13
 
 #define E_SEND		  -477
 /* unresolveable next-hop address */