I am getting this from time to time as warning: what should I do to stop it from happening?

Here is the event viewer findings:
[COLOR=#0000ff]<[/COLOR][COLOR=#990000]Event[/COLOR][COLOR=#ff0000] xmlns[/COLOR][COLOR=#0000ff]="[/COLOR][B][COLOR=#ff0000]http://schemas.microsoft.com/win/2004/08/events/event[/COLOR][/B][COLOR=#0000ff]">[/COLOR]
[URL="file:///C:/Users/Deirdre.Dinningroom/AppData/Local/Temp/tmp4131.xml#"][B][FONT=Courier New][COLOR=#ff0000]-[/COLOR][/FONT][/B][/URL] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]System[/COLOR][COLOR=#0000ff]>[/COLOR]
[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Provider[/COLOR] [COLOR=#990000]Name[/COLOR][COLOR=#0000ff]="[/COLOR][B]Microsoft-Windows-User Profiles Service[/B][COLOR=#0000ff]"[/COLOR][COLOR=#990000] Guid[/COLOR][COLOR=#0000ff]="[/COLOR][B]{89B1E9F0-5AFF-44A6-9B44-0A07A7CE5845}[/B][COLOR=#0000ff]"[/COLOR][COLOR=#990000] EventSourceName[/COLOR][COLOR=#0000ff]="[/COLOR][B]profsvc[/B][COLOR=#0000ff]" />[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]EventID Qualifiers[/COLOR][COLOR=#0000ff]="[/COLOR][B]32768[/B][COLOR=#0000ff]">[/COLOR][B]1530[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]EventID[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Version[/COLOR][COLOR=#0000ff]>[/COLOR][B]0[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Version[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Level[/COLOR][COLOR=#0000ff]>[/COLOR][B]3[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Level[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Task[/COLOR][COLOR=#0000ff]>[/COLOR][B]0[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Task[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Opcode[/COLOR][COLOR=#0000ff]>[/COLOR][B]0[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Opcode[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Keywords[/COLOR][COLOR=#0000ff]>[/COLOR][B]0x80000000000000[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Keywords[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]TimeCreated[/COLOR] [COLOR=#990000]SystemTime[/COLOR][COLOR=#0000ff]="[/COLOR][B]2007-08-27T20:40:56.000Z[/B][COLOR=#0000ff]" />[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]EventRecordID[/COLOR][COLOR=#0000ff]>[/COLOR][B]5479[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]EventRecordID[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Correlation[/COLOR] [COLOR=#0000ff]/>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Execution[/COLOR] [COLOR=#990000]ProcessID[/COLOR][COLOR=#0000ff]="[/COLOR][B]0[/B][COLOR=#0000ff]"[/COLOR][COLOR=#990000] ThreadID[/COLOR][COLOR=#0000ff]="[/COLOR][B]0[/B][COLOR=#0000ff]" />[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Channel[/COLOR][COLOR=#0000ff]>[/COLOR][B]Application[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Channel[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B]

[B][FONT=Courier New][/FONT][/B][COLOR=#0000ff]<[/COLOR][COLOR=#990000]Security[/COLOR] [COLOR=#990000]UserID[/COLOR][COLOR=#0000ff]="[/COLOR][B]S-1-5-18[/B][COLOR=#0000ff]" />[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]</[/COLOR][COLOR=#990000]System[/COLOR][COLOR=#0000ff]>[/COLOR]


[URL="file:///C:/Users/Deirdre.Dinningroom/AppData/Local/Temp/tmp4131.xml#"][B][FONT=Courier New][COLOR=#ff0000]-[/COLOR][/FONT][/B][/URL] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]EventData Name[/COLOR][COLOR=#0000ff]="[/COLOR][B]EVENT_HIVE_LEAK[/B][COLOR=#0000ff]">[/COLOR]
[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]<[/COLOR][COLOR=#990000]Data Name[/COLOR][COLOR=#0000ff]="[/COLOR][B]Detail[/B][COLOR=#0000ff]">[/COLOR][B]1 user registry handles leaked from \Registry\User\S-1-5-21-21220703-1048178462-1126961888-1004_Classes: Process 952 (\Device\HarddiskVolume2\Windows\System32\svchost.exe) has opened key \REGISTRY\USER\S-1-5-21-21220703-1048178462-1126961888-1004_CLASSES[/B][COLOR=#0000ff]</[/COLOR][COLOR=#990000]Data[/COLOR][COLOR=#0000ff]>[/COLOR]

[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]</[/COLOR][COLOR=#990000]EventData[/COLOR][COLOR=#0000ff]>[/COLOR]


[B][FONT=Courier New][/FONT][/B] [COLOR=#0000ff]</[/COLOR][COLOR=#990000]Event[/COLOR][COLOR=#0000ff]>[/COLOR]
[COLOR=#0000ff]snow[/COLOR]