No such property as target, swap to _follow.

Author: photonstorm

src/cameras/2d/Camera.js

@@ -1210,11 +1210,11 @@ var Camera = new Class({
 
         this.culledObjects = [];
 
-        this.target = undefined;
+        this._follow = null;
 
-        this._bounds = undefined;
+        this._bounds = null;
 
-        this.scene = undefined;
+        this.scene = null;
     }
 
 });