Great stuff, I did indeed have intellitype 6.01 drivers installed.

I have uninstalled them and it appears to have fixed the problem, it seems from replies to my thread and...

I started this thread and yes mine is running on a core duo processor... I think maybe we could be on to something here perhaps if some of the 'guru' admins...

Glad to see Im not the only one with this problem (well not glad for the people with the problem), I have not fixed it per se but I have...

Here are the results of running the dump file through dumpchk.exe, none of this means much to me, any help would be appreciated.

C:\PROGRA~1\Support Tools>dumpchk c:\windows\minidump\mini070307-05.dmp

Loading dump file c:\windows\minidump\mini070307-05.dmp

----- 32 bit...

There is nothing in the SQL server logs around the time of the reboots, there are 4 few during the init of the server relating to (I assume) the performance counters...