diff --git a/lib/rxp-hpp.js b/lib/rxp-hpp.js
index 192ff75..b19d04e 100644
--- a/lib/rxp-hpp.js
+++ b/lib/rxp-hpp.js
@@ -442,6 +442,13 @@ var RealexHpp = (function () {
 			if (!internal.isMessageFromHpp(e.event.origin, hppUrl)) {
 				return;
 			}
+			
+			//check if the current event is an error 
+			if (e.instance.events && e.instance.events.onError && e.event.data.startsWith("Error:")) {
+				e.instance.events.onError(e);
+				return;
+			  }			
+			
 			// check for iframe resize values
 			var evtdata;
 			if (e.event.data && (evtdata=internal.decodeAnswer(e.event.data)).iframe) {
@@ -768,4 +775,4 @@ var RealexHpp = (function () {
 		_internal: internal
 	};
 
-}());
\ No newline at end of file
+}());