Application has failed to start because side-by-side configuration is incorrect.

I have tried download a redistribution patch for this but I still can't get this straightened out. I would truly appreciate help with this. Any ideas? Please!

Log Name:      Application
Source:        SideBySide
Date:          1/7/2011 9:44:34 PM
Event ID:      33
Task Category: None
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      Avila-PC
Description:
Activation context generation failed for "C:\Program Files\Alwil Software\Avast5\AvastUI.exe". Dependent Assembly Microsoft.VC90.MFC,processorArchitecture="x86",publicKeyToken="1fc8b3b9a1e18e3b",type="win32",version="9.0.21022.8" could not be found. Please use sxstrace.exe for detailed diagnosis.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="SideBySide" />
    <EventID Qualifiers="49409">33</EventID>
    <Level>2</Level>
    <Task>0</Task>
    <Keywords>0x80000000000000</Keywords>
    <TimeCreated SystemTime="2011-01-08T05:44:34.000Z" />
    <EventRecordID>87315</EventRecordID>
    <Channel>Application</Channel>
    <Computer>Avila-PC</Computer>
    <Security />
  </System>
  <EventData>
    <Data>Microsoft.VC90.MFC,processorArchitecture="x86",publicKeyToken="1fc8b3b9a1e18e3b",type="win32",version="9.0.21022.8"</Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>C:\Program Files\Alwil Software\Avast5\AvastUI.exe</Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
    <Data>
    </Data>
  </EventData>
</Event>