Best Answer David E Perez Jr, 30 March 2013 - 01:01 PM
F.Y.I.
I was having the same issue and found a fix in the forums:
"The solution is to simply use WordPress's HTML Editor, as opposed to the Visual Editor, to insert your [tubepress] shortcode. You should be able to use the HTML Editor to delete any extraneous <code>, <pre>, or tags."
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