diff --git a/lib/robot.js b/lib/robot.js
index db6e14e..f1b163c 100644
--- a/lib/robot.js
+++ b/lib/robot.js
@@ -188,11 +188,15 @@ namespace("Cylon", function() {
     Robot.prototype.start = function() {
       var self = this;
       return this.startConnections(function() {
-        return self.robot.startDevices(function() {
-          self.robot.work.call(self.robot, self.robot);
-          self.running = true;
-          Logger.info("Working...");
-          return self.robot.emit('working');
+        return self.robot.startDevices(function(err) {
+          if (err) {
+            throw err;
+          }else{
+            self.robot.work.call(self.robot, self.robot);
+            self.running = true;
+            Logger.info("Working...");
+            self.robot.emit('working');
+          }
         });
       });
     };