Midway through demo install it says this:
CRC ERROR: The file c:\Program Files\Ubisoft\Tom Clancy's Splinter Cell Double Agent\SCDA-Offline\Sounds\MAPS.SMO dosen't match the file in the setup's .cab file.

What do i do?

My System meets the requirments and everything and i tried disabling virus Protection before install.

i got the same error! i dont know why so i would be really happy if someone can tell me how to solve this!

have u managed to solve it erasered?

i know how to fix it now! you need to update youre cd/dvds firmware that should fix it it did for me