Red Crypto Services Error appearing every 5-10 mins in Event Viewer

> I've made sure the service is started and automatic. This all started
> when I had a problem with the partition directly after my Vista one and
> had to format it. It wasn't however, a system volume, but rather just a
> backup volume.
> Can't find any info that helps find a solution.
>
> Log Name: Application
> Source: Microsoft-Windows-CAPI2
> Date: 01/07/2007 4:18:22 PM
> Event ID: 256
> Task Category: None
> Level: Error
> Keywords: Classic
> User: N/A
> Computer: R2D2
> Description:
> The Cryptographic Services service failed to initialize the Catalog
> Database. The error was: 5 (0x5) : Access is denied.
> .
> Event Xml:
> <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
> <System>
> <Provider Name="Microsoft-Windows-CAPI2"
> Guid="{5bbca4a8-b209-48dc-a8c7-b23d3e5216fb}"
> EventSourceName="Microsoft-Windows-CAPI2" />
> <EventID Qualifiers="49154">256</EventID>
> <Version>0</Version>
> <Level>2</Level>
> <Task>0</Task>
> <Opcode>0</Opcode>
> <Keywords>0x80000000000000</Keywords>
> <TimeCreated SystemTime="2007-07-01T20:18:22.000Z" />
> <EventRecordID>12411</EventRecordID>
> <Correlation />
> <Execution ProcessID="0" ThreadID="0" />
> <Channel>Application</Channel>
> <Computer>R2D2</Computer>
> <Security />
> </System>
> <EventData>
> <Data>5 (0x5)</Data>
> <Data>Access is denied.
> </Data>
> </EventData>
> </Event>
>
> --
> Peter
> Toronto, Canada
> XP Pro SP2 x 2 + Vista Ultimate Triple Boot
> P4 HT @ 3ghz, 4gb DDR, 700gb HDD
> Soundblaster Audigy 4 PCI Sound
> ATI Radeon X1650 Pro AGP Graphics