My dvd drive is not reading duplicate dvds

[kevalbala]

Sir I have a dvd drive which reads all cds and dvd's but it is not reading duplicate dvds for eg: natinal etc so please tell me a solution

Yours sincerely
Bala

 

[ksiemb]

Sir I have a dvd drive which reads all cds and dvd's but it is not reading duplicate dvds for eg: natinal etc so please tell me a solution

Yours sincerely
Bala

Probably incompatible file system of the media.