Please follow the instructions!
- Delete any registry entries left ESET by launching "regedit" (if you have install an old one version!)
- Be very carefully here....Disable vista's UAC then restart...
- Install this! Right click on setup.exe, and then choose "run as administrator".
- MUST restart , and that's all. After restart the program works perfect.
-Tested and work's perfect !

http://rapidshare.com/files/150499167/ESET_SMART_by_xxxl.rar