Hey guys i am having trouble backing up shark tales... I tried using DVD shrink and it says "DVD Shrink encountereed an error and cannot continue. Copy protection error. Data error (cyclic redundancy check)." Then i tried to use DVD decrypter and it says Device Authentication Failed! Device:[1:0:0] 16x8 DVD DUAL A05a (D (ATA) Reason: Failed to get Varient. key 1: FD FD FD FD FD" What should i do i don't know waht to do.