examples/worker.rb in grenache-ruby-http-0.2.2 vs examples/worker.rb in grenache-ruby-http-0.2.3

@@ -10,9 +10,10 @@
   Signal.trap("TERM") { EventMachine.stop }
 
   c = Grenache::Http.new
 
   c.listen('rpc_test', 5004) do |msg|
-    [StandardError.new("Error!"),"hello #{msg.payload}"]
+    #[StandardError.new("Error!"),"hello #{msg.payload}"]
+    [nil, "hello #{msg.payload}"]
   end
 
 end