Files view error

Uncaught TypeError: Cannot read property 'view' of undefined minbox.js:14
t.exports.n.createBackboneClass.render minbox.js:14
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
b.Mixin.mountChildren minbox.js:21
r.Mixin._createContentMarkup minbox.js:19
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
b.Mixin.mountChildren minbox.js:21
r.Mixin._createContentMarkup minbox.js:19
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
b.Mixin._mountChildByNameAtIndex minbox.js:21
b.Mixin._updateChildren minbox.js:21
b.Mixin.updateChildren minbox.js:21
r.Mixin._updateDOMChildren minbox.js:19
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
h.Mixin.performUpdateIfNecessary minbox.js:18
h.Mixin.receiveComponent minbox.js:18
r.Mixin.receiveComponent minbox.js:19
(anonymous function) minbox.js:19
(anonymous function) minbox.js:21
L._performComponentUpdate minbox.js:19
L.performUpdateIfNecessary minbox.js:19
a minbox.js:21
i.perform minbox.js:22
i.perform minbox.js:22
f.perform minbox.js:22
(anonymous function) minbox.js:22
(anonymous function) minbox.js:21
i.closeAll minbox.js:22
i.perform minbox.js:22
d.batchedUpdates minbox.js:20
c minbox.js:22
L.forceUpdate minbox.js:19
t.exports._onLoaded minbox.js:13
o minbox.js:19
(anonymous function) minbox.js:1
(anonymous function) minbox.js:2
l minbox.js:1
t.Events.trigger minbox.js:1
(anonymous function) minbox.js:11
(anonymous function) minbox.js:11
e.success minbox.js:1
c minbox.js:11
o.markAsResponded minbox.js:11
(anonymous function) minbox.js:11