After you install Windows Vista Service Pack 1 (SP1), the following WMI error is logged in the Application log:

Log Name: Application
Source: Microsoft-Windows-WMI
Date: 1/18/2008 2:37:27 PM
Event ID: 10
Task Category: None
Level: Error
Keywords: Classic
Description: Event filter with query "SELECT * FROM __InstanceModificationEvent WITHIN 60 WHERE TargetInstance ISA "Win32_Processor" AND TargetInstance.LoadPercentage > 99" could not be reactivated in namespace "//./root/CIMV2" because of error 0x80041003. Events cannot be delivered through this filter until the problem is corrected.

Event Xml:

<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-WMI" Guid="{1edeee53-0afe-4609-b846-d8c0b2075b1f}" EventSourceName="WinMgmt" />
    <EventID Qualifiers="49152">10</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>0</Task>
    <Opcode>0</Opcode>
    <Keywords>0x80000000000000</Keywords>
    <TimeCreated SystemTime="2008-01-18T22:37:27.000Z" />
    <EventRecordID>187</EventRecordID>
    <Correlation />
    <Execution ProcessID="0" ThreadID="0" />
    <Channel>Application</Channel>
    <Computer>adsd-PC</Computer>
    <Security />
  </System>
  <EventData>
    <Data>//./root/CIMV2</Data>
    <Data>SELECT * FROM __InstanceModificationEvent WITHIN 60 WHERE TargetInstance ISA "Win32_Processor" AND TargetInstance.LoadPercentage &gt; 99</Data>
    <Data>0x80041003</Data>
  </EventData>
</Event>