can't burn cd/dvd

hi! help please.
-Why my computer hang (stops) while burning cd/dvd maker from my movie i
made (windows movie maker)?
-i've tried to used the other cd/dvd burner using cyberlink Power2Go, its
very fast in burning but the problem is I cant see the files (from where i
saved it) I made from movie maker to add into compilation (to be burn). But
when i open my folder using other window it was there!
Thank u everyone for reading this, I hope you can help me.