I'm not familiar with 64 bit, but I would run a memory tester.
I had weird file corruption problems trying to install XP, and it turned out
to be bad memory.
http://www.softpedia.com/get/Tweak/M.../MemTest.shtml
<(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> I'm running Ultimate 64 bit with a Gigabyte M57SLI-S4 mobo, AMD 5600
> CPU and 2 gb of Patriot memory. My system was running fine for a
> number of months and then it crapped on itself and I had to do a clean
> reinstall. My problems are as follows:
>
> 1- Compressed files of any sort such as RAR, ZIP or CAB become
> temporarily "corrupted". If I try to run WINRAR or WINZIP on them they
> report they are corrupted. If I reboot, they are fine again... for a
> while.
>
> 2- I get a LOT of "such and such a program has stopped working".
> Could be IE, Freecell, or any number of background system services. It
> seems to happen more after the first problem occurs.
>
> I have been working with MS and they don't have a clue. I tried to get
> them to read the error reports but they are stumped (its level 2 guys)
>
> Any help would be GREATLY appreciated
>
> Richard
>
>