You receive an error message when you try to upload a Visio document to Live Meeting 2007
When you try to upload a Microsoft Office Visio document to a Microsoft Office Live Meeting 2007 session, you receive the following error message:
You attempted to upload a document, but the feature required to upload the document was not included in the installation of Live Meeting. You can share the document using application sharing or reinstall Live Meeting while running as an administrator. This functionality is not available on 64 bit operating systems.
For more information on this issue, including potential causes, workarounds, and resolutions, see: Microsoft KB Article KB951130.