Sigh..Still not able to export even a new 60 frame video. Don't know about MS media player. Would it affect creating a new video? Still I will try the flush.
Addenda 1: Nope ipconfig /flushdns didn't work. As lame as it sounds, I am hopping that the next Win auto upgrade will fix it. Something like that happened before, when my browser screen went *(&%$, I reloaded a upgrade, the upgrade failed, but the screen straightened out. I said "lame", didn't I