FSIS2012 Technology Preview TP48 bug

I'm seeing what may be the same problem in my logs, but it doesn't cause a crash here, only application errors.

Loggnavn:      Application
Kilde:         Application Error
Dato:          07.12.2011 23:14:02
Hendelses-ID:  1000
Oppgavekategori (100)
Nivå:          Feil
Nøkkelord:     Klassisk
Bruker:        I/T
Datamaskin:    dellbert
Beskrivelse:
Programnavn med feil: fshoster32.exe, versjon: 1.3.30211.0, tidsangivelse: 0x4eccc86b
Modulnavn med feil: ntdll.dll, versjon: 6.1.7601.17514, tidsangivelse: 0x4ce7ba58
Unntakskode: 0xc0000005
Feilforskyvning: 0x0002e39e
Feil prosess-ID: 0x6b0
Feil starttid for program: 0x01ccb51949dafddb
Feil programbane: C:\Program Files (x86)\F-Secure\fshoster32.exe
Feil modulbane: C:\Windows\SysWOW64\ntdll.dll
Rapport-ID: c41322cc-2120-11e1-b5fa-a4badbf692aa
Hendelses-XML-fil:
<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="2011-12-07T22:14:02.000000000Z" />
    <EventRecordID>11552</EventRecordID>
    <Channel>Application</Channel>
    <Computer>dellbert</Computer>
    <Security />
  </System>
  <EventData>
    <Data>fshoster32.exe</Data>
    <Data>1.3.30211.0</Data>
    <Data>4eccc86b</Data>
    <Data>ntdll.dll</Data>
    <Data>6.1.7601.17514</Data>
    <Data>4ce7ba58</Data>
    <Data>c0000005</Data>
    <Data>0002e39e</Data>
    <Data>6b0</Data>
    <Data>01ccb51949dafddb</Data>
    <Data>C:\Program Files (x86)\F-Secure\fshoster32.exe</Data>
    <Data>C:\Windows\SysWOW64\ntdll.dll</Data>
    <Data>c41322cc-2120-11e1-b5fa-a4badbf692aa</Data>
  </EventData>
</Event>