any ideas as to how to fix
This problem is often caused by a corrupt Outlook 2010 profile. Try re-creating your Outlook profile and see if it resolves the issue.
You can find more information about this in Microsoft knowledge base article http://support.microsoft.com/kb/2659085
Your Outlook 2010 is corrupted so you get this type of error just use Inbox repair tool which is provided by outlook .if it's not work you can try a professional tool for outlook repair such as Kernel for Outlook Repair.
Hope this information help you
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