Uncaught TypeError: Cannot read property 'currentStyle' of null

Lorenzo Inactive
Sophomore
Just Getting Started
9
#9647

In my qa pages i got this error:
Uncaught TypeError: Cannot read property 'currentStyle' of null plupload.js?ver=1.5.7:2
g.getStyle plupload.js?ver=1.5.7:2
(anonymous function) plupload.html5.js?ver=1.5.7:1
g.extend.trigger plupload.js?ver=1.5.7:2
(anonymous function) plupload.js?ver=1.5.7:2
l.runtimes.Html5.l.addRuntime.init plupload.html5.js?ver=1.5.7:1
v plupload.js?ver=1.5.7:2
g.extend.init plupload.js?ver=1.5.7:2
WPUF_Obj.featImgUploader wpuf.js?ver=3.6:108
WPUF_Obj.init wpuf.js?ver=3.6:14
(anonymous function) wpuf.js?ver=3.6:213
c jquery-1.10.2.js:3048
p.fireWith jquery-1.10.2.js:3160
x.extend.ready jquery-1.10.2.js:433
q

And the page stop loading. I'm using wordpress 3.6

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