I found this error message might be the first time I could not run update...I said might because Im unsure, it looks like the first time I could find an error message relating to my issue in the Window logs under the Setup link.
Log Name: Setup
Source: Microsoft-Windows-WUSA
Date: 4/10/2013 8:27:45 PM
Event ID: 3
Task Category: None
Level: Error
Keywords:
User:
Computer:
Description:
The Windows update could not be installed because of an error: 2148098049 "A system-level error occurred while verifying trust." (Command line: ""C:\Windows\system32\wusa.exe" "C:\Users\Schrock\AppData\Local\Temp\Windows6.0-KB947821-v26-x86.msu" ")
Event Xml:
<Event xmlns="
http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-WUSA" Guid="{09608c12-c1da-4104-a6fe-b959cf57560a}" />
<EventID>3</EventID>
<Version>0</Version>
<Level>2</Level>
<Task>0</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000000</Keywords>
<TimeCreated SystemTime="2013-04-11T01:27:45.839Z" />
<EventRecordID>2</EventRecordID>
<Correlation />
<Execution ProcessID="1460" ThreadID="1312" />
<Channel>Setup</Channel>
<Computer>Schrock-PC</Computer>
<Security UserID="S-1-5-21-2522428896-216485018-3309055236-1000" />
</System>
<EventData>
<Data Name="UpdateTitle">
</Data>
<Data Name="ErrorCode">2148098049</Data>
<Data Name="ErrorString">A system-level error occurred while verifying trust.</Data>
<Data Name="CommandLine">"C:\Windows\system32\wusa.exe" "C:\Users\Schrock\AppData\Local\Temp\Windows6.0-KB947821-v26-x86.msu" </Data>
</EventData>
</Event>