TypeError: D:\movie\views\pages\index.jade:5
   3| .container 
   4| .row 
 > 5| each item in movies 
   6| .col-md-2 
   7| .thumbnail 
   8| a(href="/movie/#{item._id}") 

Cannot read property 'length' of undefined
   at jade_debug.unshift.lineno (eval at <anonymous> (D:\movie\node_modules\jade\lib\jade.js:179:8), <anonymous>:102:31)
   at eval (eval at <anonymous> (D:\movie\node_modules\jade\lib\jade.js:179:8), <anonymous>:217:4)
   at eval (eval at <anonymous> (D:\movie\node_modules\jade\lib\jade.js:179:8), <anonymous>:242:22)
   at res (D:\movie\node_modules\jade\lib\jade.js:180:38)
   at Object.exports.render (D:\movie\node_modules\jade\lib\jade.js:305:10)
   at Object.exports.renderFile (D:\movie\node_modules\jade\lib\jade.js:341:18)
   at View.exports.renderFile [as engine] (D:\movie\node_modules\jade\lib\jade.js:326:21)
   at View.render (D:\movie\node_modules\express\lib\view.js:93:8)
   at EventEmitter.app.render (D:\movie\node_modules\express\lib\application.js:530:10)
   at ServerResponse.res.render (D:\movie\node_modules\express\lib\response.js:904:7)