using win7 always had this problem with comodo av when scanning always hang at windows file.
Faulting application name: cmdagent.exe, version: 3.12.46209.560, time stamp: 0x4ab127ef
Faulting module name: framework.dll, version: 3.11.45272.556, time stamp: 0x4aa935f6
Exception code: 0xc0000005
Fault offset: 0x00014bfc
Faulting process id: 0x2fc
Faulting application start time: 0x01ca5e9cf5f1d53a
Faulting application path: C:\Program Files\COMODO\COMODO Internet Security\cmdagent.exe
Faulting module path: C:\Program Files\COMODO\COMODO Internet Security\framework.dll
Report Id: cf4b7c8a-caa6-11de-84b5-0013d4b7db7d
<Event xmlns="
http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
<Provider Name="Application Error" />
<EventID Qualifiers="0">1000</EventID>
<Level>2</Level>
<Task>100</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2009-11-06T07:34:26.000000000Z" />
<EventRecordID>1438</EventRecordID>
<Channel>Application</Channel>
<Computer>..........</Computer>
<Security />
</System>
- <EventData>
<Data>cmdagent.exe</Data>
<Data>3.12.46209.560</Data>
<Data>4ab127ef</Data>
<Data>framework.dll</Data>
<Data>3.11.45272.556</Data>
<Data>4aa935f6</Data>
<Data>c0000005</Data>
<Data>00014bfc</Data>
<Data>2fc</Data>
<Data>01ca5e9cf5f1d53a</Data>
<Data>C:\Program Files\COMODO\COMODO Internet Security\cmdagent.exe</Data>
<Data>C:\Program Files\COMODO\COMODO Internet Security\framework.dll</Data>
<Data>cf4b7c8a-caa6-11de-84b5-0013d4b7db7d</Data>
</EventData>
</Event>