when i try to export my timeline (adobe cs4) & go to adobe media encoder my hd footage from canon eos 7d,media encoder freeze after 2-3 min. my export settings are hd to sd pal progressive 25 f/sec and when i try to export mov. files..! it works..! then why i buy neoscene.? for smooth editing of caurse, but i cant export... im neurvish about this situation sry my english is not very good.HELP.plz