from google.com
primeiro resultado da pesquisa.
http://www.computerhope.com/issues/ch000430.htm
Issue:
Cyclic Redundancy Check or CRC error.
Cause:
This error message could be generated by any of the below reasons.
During the transmission of the file it became corrupt or bad
The file was sent inappropriately
The device being opened from is bad or contains errors
The file itself is bad or the program attempting to open the file is bad.
Solution:
CD issues
If the file is being opened from a CD-ROM it is possible the CD is dirty or scratched causing read errors. If the CD was burned it is possible that it was burned improperly.
Clean the CD-ROM
Re-burn the software
File is bad or program attempting to open the file is bad
Finally, if the file is being opened from the hard disk drive or other media, it is likely that the file is corrupted or the program opening the file is corrupted.
Download the file again.
Reinstall the program being used to open the file
Attempt to open with a different program
If the file is on the hard disk drive, run scandisk / defrag
Assume the file is bad and cannot be recovered
Intel CoreDuo E6600 / Asus P5B Deluxe WiFi / PowerColor X1900XTX / WD 250Gb / 2Gb DDR2 / Aerocool Baydream