>Under Win2K server windows explorer hangs.
>When I start browsing directories and it either stops responding completely or takes up about 98% of the processor and I have to end the task to get rid of it.
>
>I have the latest service packs (Maybe that’s the problem) and at least 40% free space on my local drives. Disks have been kept defragmented with Executive Software’s Diskeeper.
>If I move around directories from a cmd prompt I don’t have any problems.
>Any ideas?

Do you've any anti-virus running on your PC? WOuld it help if you disable it temporary?