Bugs

i have been having trouble with my pc. this box comes up saying"the instructions at 0x7c910f29 referrs to memory 0x00000000. the memory could not be read. i understand from some of what i read it is a bug. i have rebuilt my pc 4 times and formated each time 4 times. i have tried to fix the problem with what is out there but nothing seems to work. what does anyone else suggest. my pc also keeps asking for my password and freezzing in outlook express mail.EVELYN EMAIL GIRARDIN@TELUS.NET

Which product are you using? What did you do to produce the problem?