We're having the same problem with a server:
2004-10-20 16:09:10.47 server Microsoft SQL Server 2000 - 8.00.760 (Intel X86)
Dec 17 2002 14:22:05
Copyright (c) 1988-2003 Microsoft Corporation
Enterprise Edition on Windows NT 5.0 (Build 2195: Service Pack 4)
waittime = 0
lastwaittype=MISCELLANEOUS
Limited to one server. Did you resolve your issue?