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Hello monhian,<br />
<br />
Use Windows Installer Cleanup utility to remove Outlook 2003 completely. &nbsp;Then install Outlook 2007<br />
<a href="http://support.microsoft.com/default.aspx?kbid=290301" rel="ugc">http://support.microsoft.com/default.aspx?kbid=290301</a><br />
<br />
Hope this helps!<br />
war1
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Hello monhian,

Use Windows Installer Cleanup utility to remove Outlook 2003 completely.  Then install Outlook 2007
http://support.microsoft.com/default.aspx?kbid=290301 [http://support.microsoft.com/default.aspx?kbid=290301]

Hope this helps!
war1

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I am on a network. My PC originally installed Outlook 03 by my old admin. I have removed and downloaded the Outlook 07 from my company website. The installation completed. <br />
The issues : Every time I opened my 07 Outlook I get the error &quot;&nbsp;A required installation file SKU011.CAB could not be found. I have no disk since the original installation was from the server. <br />
I have tried to install 03 Outlook from my company website and then removed it. Then installed Outlook 07, but I still get the same error wnenever I launch Outlook. Window installer box poped up and prepare for the update. <br />
<br />
Please advise. 
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I am on a network. My PC originally installed Outlook 03 by my old admin. I have removed and downloaded the Outlook 07 from my company website. The installation completed. 
The issues : Every time I opened my 07 Outlook I get the error " A required installation file SKU011.CAB could not be found. I have no disk since the original installation was from the server. 
I have tried to install 03 Outlook from my company website and then removed it. Then installed Outlook 07, but I still get the same error wnenever I launch Outlook. Window installer box poped up and prepare for the update. 

Please advise. 

Outlook Installation error

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.