Browsing a folder being uploaded triggers bug

[jsilvestre]

When you drag'n'drop a folder with a lot of files, Then you try to enter this folder to browse it,

• If the folder has been created, a weird error occurs

Uncaught TypeError: Cannot read property 'id' of undefined
module.exports.BreadcrumbsView.render @ breadcrumbs.coffee:6
module.exports.FolderView.renderBreadcrumb @ folder.coffee:141
module.exports.FolderView.afterRender @ folder.coffee:119
module.exports.BaseView.render @ base_view.coffee:11
module.exports.Router._renderFolderView @ router.coffee:64
(anonymous function) @ router.coffee:51(anonymous function) @ files.coffee:84
module.exports.FileCollection.getFolderInfo @ files.coffee:40
module.exports.FileCollection.getByFolder @ files.coffee:71
module.exports.Router._loadFolderView @ router.coffee:47
module.exports.Router.folder @ router.coffee:20
_.extend.execute @ backbone-1.1.2.js:1265
(anonymous function) @ backbone-1.1.2.js:1254
(anonymous function) @ backbone-1.1.2.js:1481
_.some._.any @ underscore-1.4.4.js:208
_.extend.loadUrl @ backbone-1.1.2.js:1479
_.extend.checkUrl @ backbone-1.1.2.js:1471
b.event.dispatch @ jquery-1.9.1.js:3
v.handle @ jquery-1.9.1.js:3

• If the folder has not been created yet, an error occurs because you can't load it.