Got the following errors:
Uncaught TypeError: Cannot call method ‘getAttribute’ of undefined CCTMXXMLParser.js:511
cc.TMXMapInfo.cc.SAXParser.extend.parseXMLFile CCTMXXMLParser.js:511
cc.TMXMapInfo.cc.SAXParser.extend.initWithTMXFile CCTMXXMLParser.js:430
cc.TMXMapInfo.create CCTMXXMLParser.js:767
cc.TMXTiledMap.cc.Node.extend.initWithTMXFile CCTMXTiledMap.js:197
cc.TMXTiledMap.create CCTMXTiledMap.js:346
TileDemo.extend.ctor TileMapTest.js:255
(anonymous function) CCClass.js:138
Class CCClass.js:117
nextTileMapTest TileMapTest.js:1300
TestScene.extend.runThisTest TileMapTest.js:1255
cc.LayerGradient.extend.onMenuCallback tests-main.js:137
cc.MenuItem.cc.Node.extend.activate CCMenuItem.js:172
cc.MenuItemLabel.cc.MenuItem.extend.activate CCMenuItem.js:333
(anonymous function) CCClass.js:138
cc.Menu.cc.Layer.extend.onTouchEnded CCMenu.js:442
cc.TouchDispatcher.cc.Class.extend.touches CCTouchDispatcher.js:376
cc.TouchDispatcher.cc.Class.extend.touchesEnded CCTouchDispatcher.js:508
cc.ProcessMouseupEvent CCTouchDispatcher.js:630
(anonymous function) CCTouchDispatcher.js:688