How to repair Bitdefender corrupted Windows XP

[RickB_90]

Installing BD Int Sec 2009 corrupted \system32\system file. After restoring this file, start-up now hangs on Windows logo blue screen. Safe mode + others also fail to start-up. What are other files likely to be corrupted by BD to prevent start-up at this stage?

 

[n3f0ur]

boot up xp setup disk and select repair.

 

[RickB_90]

Many thanks. I shall try this.