How do i burn movies

hello i just got a dvd burner 2 days ago, i went to bittorrent and i downloaded a movie succsefully, now i have dvd+r (rw) cd’s and i put one in and i use nero start smart and it finished burning and i went to test it in my dvd player and it said error reading disk, i also tryed useing a programe called cheetah. nothign works what do i do? how do i burn dvds!

UPDATE: okay i put the cd i burnedinto my dvd player and it didnt work, then i put the same disk into my computer, then i went to “my computer” and i click on the dvd and it had my file in it so why does itnot work?

Could be the media. What brand of DVD’s are you using?