Hi, Can someone guide me yet again, i have a (IBM - XP- Pro- pentium4 - service pack1- 40Gb Computer) when i switch on it starts at IBM is starting then windows 1st blue screen, which is as far as it goes. Ihave tried F8 safe mode but even that stops at windows blue screen, also last known good configuration etc.could someone give me any info on this or advice on what to try.. Thanx Rob