Try this m8,
Goto Options/Defaults, TICK these setting below, and untick everything else.
WRITE
READ ISRC/UPC
SCAN GAPS/INDEXES
RAWREAD/WRITE
IGNORE READ ERRORS
READ SPEED MAX
WRITE SPEED MAX
AND SET IMAGE SIZE TO 80 MIN
PRE-MASTERING/MODE 1 CD-ROM
U CAN HAVE BURN PROOF TICKED, IF UR BURNER SUPPORTS IT.
I never copy a backup on the fly with this program, especially if it's Selfboot DC game, i normally copy the Image 2 the harddrive first then burn it back for 100% results.
Hope this helps!!