From b0e9dbb929d070547b625849234af39d1d3c9ae0 Mon Sep 17 00:00:00 2001
From: Dave C-J <dave@conway-jones.co.uk>
Date: Fri, 13 Sep 2013 22:55:16 +0100
Subject: [PATCH] Partial fix for Issue #17

---
 nodes/core/58-debug.js | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/nodes/core/58-debug.js b/nodes/core/58-debug.js
index ac40d2058..700c34c1c 100644
--- a/nodes/core/58-debug.js
+++ b/nodes/core/58-debug.js
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  **/
- 
+
 var RED = require("../../red/red");
- 
+
 var util = require("util");
 var ws = require('ws');
 var events = require("events");
@@ -45,7 +45,14 @@ DebugNode.send = function(msg) {
 	if (msg.msg instanceof Error) {
 		msg.msg = msg.msg.toString();
 	} else if (typeof msg.msg === 'object') {
-		msg.msg = "(Object) "+JSON.stringify(msg.msg,null,1);
+		try {
+			msg.msg = "(Object) "+JSON.stringify(msg.msg,null,1);
+		}
+		catch (err) {
+			console.log(msg.msg);
+			console.log(err);
+			msg.msg = "[Error] Can't stringify object with circular reference - see console log.";
+		}
 	} else if (msg.msg == 0) msg.msg = "0";
 
 	for (var i in DebugNode.activeConnections) {