You cannot join Lync Online meetings in Office 365 Dedicated

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Article ID: 2633075 - View products that this article applies to.
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Symptoms

When you try to join a Microsoft Lync online meeting on a computer that has Internet Explorer 9 installed, the Lync browser page does not fully load, and you cannot join the meeting.

Cause

This issue occurs because of a problem with the MeetingJoinHelper class add-in in Internet Explorer 9. Microsoft is currently investigating the issue.

Resolution

To resolve this issue, reset the MeetingJoinHelper class add-in. To do this, follow these steps:

  1. Open Internet Explorer.
  2. In the upper-right corner of the browser window, click the gear icon to access the Tools menu, and then click Internet options.

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    Internet Explorer Tools menu
  3. In the Internet Options window, click Programs, and then click Manage add-ons.
  4. In the Manage add-ons window, click the Currently loaded add-ons drop-down menu, and then select All add-ons.
  5. Locate the add-in that is called MeetingJoinHelper Class, and then verify that its status is set to Enabled.
  6. Right-click the MeetingJoinHelper Class add-in, and then select More information.
  7. In the More Information window, click Remove all sites, and then click Allow on all sites.
  8. Click Close to close the More Information window.
  9. Click Close to close the Manage add-ons window.
  10. Click Okay to close the Internet Options window.

More information

To try a short-term (that is, not permanent) resolution, follow these steps:
  1. Join the meeting.
  2. After the Internet Explorer browser page opens, click Refresh.

Properties

Article ID: 2633075 - Last Review: April 9, 2013 - Revision: 3.0
Applies to
  • Microsoft Business Productivity Online Dedicated
  • Microsoft Business Productivity Online Suite Federal
  • Microsoft Lync Online
  • Microsoft Lync 2010
Keywords: 
vkbportal226 kbgraphxlink KB2633075

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