I was having minor problems which i mentioned in recent threads. But to overcome them decided to format the entire disk. So backedup my data and proceeded to installation fresh copy of Windows XP Professional. All went well till the system first reboots after copying the files. This error message was displayed 'Lass.exe-System Error:A write operation started before volume dismounted'. So put back again XP CD and used Repair option which appears after agreeing the Lincense(press F
. But again on reboot same error box popped up but with different text as 'Lass.exe–System Error:An invalid parameter was passed to a service or function'. My Toshiba laptop model is Satellite L300-1FQ and for system configuration please check this link
Satellite L300-1FQ - Product Specifications - Toshiba. I am stuck, need your help.