Assume that you create a live meeting by using the Microsoft Live Meeting Conferencing Add-in for Outlook. The live meeting is based on the Live Meeting service. When a user clicks the Join the meeting link in an invitation email message, the user is not connected to the meeting.
Note This issue occurs when you create the meeting in Microsoft Office 2013.
This issue occurs because the live meeting request is not generated. Therefore, the Join the meeting link does not contain the URL for the meeting.
To resolve the issue, install the following cumulative update:
2770463 Description of the cumulative update for the Live Meeting Conferencing Add-in for Outlook: December 2012