Toshiba SE-R0071

I just started to have dvd errors will not play some DVD's but all of the others it will started with T3 I know it's not the DVD

How long have you had the player? How good is the player? Have you tried cleaning the lens? If the player was not costly or if you've had it more than a year or two, you might consider buying another player; it would probably be cheaper than getting this one fixed if a lens cleaning doesn't help.

John