Computer freeze, gcasDtServ hangs on shutdowm

MSAS error log:
7::ln 10:Out of memory::gcasDtServ:ScheduleScans:Update::12/31/2005 4:00:06
AM:XP:1.0.701
7::ln 10:Out of memory::gcasDtServ:ScheduleScans:Update::1/2/2006 4:00:05
AM:XP:1.0.701
7::ln 10:Out of memory::gcasDtServ:ScheduleScans:Update::1/2/2006 4:00:11
AM:XP:1.0.701
7::ln 10:Out of memory::gcasDtServ:ScheduleScans:Update::1/2/2006 4:00:42
AM:XP:1.0.701
5::ln 0:Invalid procedure call or
argument::gcASThreatAudit:modDataManager:InitializeScanHistoryData::1/2/2006
4:50:42 AM:XP:1.0.701
91::ln 0:Object variable or With block variable not
set::gcASThreatAudit:ScanHistory:Add::1/2/2006 4:50:42 AM:XP:1.0.701
91::ln 0:Object variable or With block variable not
set::gcASThreatAudit:ScanHistory:Add::1/2/2006 4:50:42 AM:XP:1.0.701
-2147467259::ln 0:Method '~' of object '~'
failed::gcASThreatAudit:modDataManager:PersistScanHistoryData::1/2/2006
4:50:42 AM:XP:1.0.701
-2147467259::ln 0:Method '~' of object '~'
failed::gcASThreatAudit:modDataManager:PersistScanHistoryData::1/2/2006
4:50:42 AM:XP:1.0.701
-2147467259::ln 0:Method '~' of object '~'
failed::gcASThreatAudit:modDataManager:PersistScanHistoryData::1/2/2006
4:50:42 AM:XP:1.0.701
-2147467259::ln 0:Method '~' of object '~'
failed::gcASThreatAudit:modDataManager:PersistScanHistoryData::1/2/2006
4:50:42 AM:XP:1.0.701
0::ln 0:App.PrevInstance = True::gcasDtServ:modMain:Main::1/4/2006 12:49:36
AM:XP:1.0.701

Running XP Home, have tried various times to load and run program repair.
Scanned posts and searched for help. I'm sure it's right under my nose, but
I can't find the fix.

MJ