windows could not start because the following file is missing or corrupt:

windows could not start because the following file is missing or corrupt:

\windows\system32\config\system

when i recover it by windows xp sp2 cd it shows me bad_pool_caller error.and same bad_pool_caller error shows when i install fresh copy of window xp sp2.

my system config is…

Asus M2N-E SLi motherboard
AMD Athlon x2 5600+
1 kingston DDR2 2GB RAM
2 corsair DDR2 1GB RAM
2 nvidea 256 mb graphic card

Plz help me…