Script execution

script/RobotTCP.py

@@ -215,7 +215,7 @@ class RobotTCP(TcpDevice, Stoppable):
         ev = self.read_event()                    
         if ev is not None:
             self.getLogger().info(ev)
-            on_event(ev)
+            sef.on_event(ev)
 
     def doUpdate(self):
         try:
@@ -225,7 +225,8 @@ class RobotTCP(TcpDevice, Stoppable):
             #self.setState(State.Busy if self.status=="move" else State.Ready)
             self.setState(State.Ready if self.empty and self.settled  else State.Busy)
             print time.time() - start
-        except:
+        except Exception, e:
+            print >> sys.stderr, "Update error: " + str(e) 
             self.setState(State.Offline)