From 282fb76cb6cb5a8a6b805a5fb74b0c1a12ef88b9 Mon Sep 17 00:00:00 2001
From: Nathan Gray <nathangray.bsc@gmail.com>
Date: Fri, 4 Oct 2013 09:40:35 +0000
Subject: [PATCH] Improve error message

---
 phpgwapi/js/jsapi/egw_json.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/phpgwapi/js/jsapi/egw_json.js b/phpgwapi/js/jsapi/egw_json.js
index 8fe8481dd0..f5bc9cb120 100644
--- a/phpgwapi/js/jsapi/egw_json.js
+++ b/phpgwapi/js/jsapi/egw_json.js
@@ -331,6 +331,10 @@ egw.extend('json', egw.MODULE_WND_LOCAL, function(_app, _wnd) {
 				}
 				return true;
 			}
+			else
+			{
+				throw '"' + res.data.func + '" is not a callable function (type is ' + typeof parent[func] + ')';
+			}
 		}
 		throw 'Invalid parameters';
 	}, null, 'apply');