Windows 7 Install error

I downloaded it directly from DigitalRiver
Link:
Windows 7 Professional x64
http://msft-dnl.digitalrivercontent.net/msvista/pub/X15-65805/X15-65805.iso
It says at about 6% expanding windows files
Files are missing and stops the installation.
Answer #1
try it with a diff DVD drive if you can
Answer #2
burn the dvd properly with the minimum speed possible…it will work for sure for more info…see my signature