Windows Vista Update

toshiba dvd player

by Rick Pope
(augusta, ga(USA)30904)

why, when i try to play a dvd with toshiba dvd player (L355D-S7901 laptop)i get the following message......
"an error has occured in output settings. please check the sound driver is set up properly".
i have checked my drivers and i find no problems. please help.
my email is: rwpope63@yahoo.com

i have tried other dvd's and i get this message everytime
rick