Clone dvd error reading files.please help

i am at my wits.i have burned 2 media.since then i cannot get beyond reading.

error creating dvd files.
creation of dvd files was not succesful:
scheduler 0
D:/VIDEO _TS/VTS_01_4 VOB:23
READ ERROR TC SECTOR READER TCE

anybody know why this is happening and where is the fault coming from…

please help

What hardware? Media? Speed?

what do u mean by hardware?

i have nec 2500 x8 just got it on saturday.still a newbie to dvd recording.

orange tango 4x grade a media