Index: source/gui/ObjectBases/IGUIObject.cpp
===================================================================
--- source/gui/ObjectBases/IGUIObject.cpp
+++ source/gui/ObjectBases/IGUIObject.cpp
@@ -418,8 +418,7 @@
 	JS::RootedValue handlerVal(cx, JS::ObjectValue(*it->second));
 	JS::RootedValue result(cx);
 
-	if (!JS_CallFunctionValue(cx, obj, handlerVal, paramData, &result))
-		JS_ReportError(cx, "Errors executing script event \"%s\"", eventName.c_str());
+	JS_CallFunctionValue(cx, obj, handlerVal, paramData, &result);
 }
 
 void IGUIObject::CreateJSObject()