Article ID: 2653950 - View products that this article applies to.
Consider the following scenario:
This issue occurs because a flag of the ActiveX control of Office Communicator 2007 R2 is not set. Therefore, Internet Explorer resets the size of the file transfer progress bar.
To resolve this issue, install the following cumulative update:
(http://support.microsoft.com/kb/2647093/ )Description of the cumulative update package for Communicator 2007 R2: January 2012
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