Nope, I'm pretty much the most computer knowagable person I know, as for when it started just a couple days ago, last time I was in a computer store was prolly like 2 years ago
Here is the Gateway support site in the link. http://support.gateway.com/s/PC/R/1015002R/1015002Rnv.shtml
read this http://support.gateway.com/s/Manuals/Desktops/8512418.pdf & go thru upgrading & maintance sections.
Well I dunno if I should try this myself... I don't wanna break something and make it fully unuseable :\
LOL we can run some crash programs to see whats going on, it would be nice you know what youer drivers are they might need to be reinstalled.