After you apply the update that is described in Microsoft Knowledge Base (KB) article 976129, you receive the following messages.
When you install the 32-bit version of Microsoft Office Live Meeting 2007 Conferencing Add-in on a computer that is running the 64-bit version of Microsoft Office Outlook 2010 beta, you receive the following message:
You need 32bit Outlook to use this setup
When you install the 64-bit version of Office Live Meeting 2007 Conferencing Add-in on a computer that is running the 32-bit version of Outlook, you receive the following error message:
You need 64bit Outlook 2010 to use this setup
Starting with build 8.0.6362.149, Microsoft ships both the 32-bit version and the 64-bit version of the Live Meeting Conferencing Add-in. Therefore, you receive these messages. These messages provide information so that you can match the correct version of Outlook with the correct version of the Live Meeting Conferencing Add-in for Outlook.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
976129 Description of the update for the Live Meeting Conferencing Add-in for Outlook: January 2010