ms sql server express 2008 error

ms sql erver 2008 express edition sp 3 setup error
Attributes dont match.present attributes(Directory,compressed),included attributes (0),
excluded attributes(Compressed,Encrypted)

what is the solution of this problem.any help would be highly appreciated.

OS Version: Microsoft Windows XP Professional, Service Pack 3, 32 bit
Processor: AMD Athlon(tm) XP 1700+, x86 Family 6 Model 6 Stepping 2
Processor Count: 1
RAM: 375 Mb
Graphics Card: S3 Graphics ProSavage 8A26 (Microsoft Corporation), 8 Mb
Hard Drives: C: Total - 76308 MB, Free - 42890 MB;
Motherboard: MICRO-STAR INTERNATIONAL CO., LTD, MS-6340(VT8363)
Antivirus: AVG Anti-Virus, Updated: Yes, On-Demand Scanner: Enabled