"LocalEndpointAllocationFailed" error is logged and Lync for Mac client becomes unresponsive randomly

Consider one of the following scenarios in Microsoft Lync for Mac 2011:

  • You click the "Join Meeting" link in a meeting invitation in the Microsoft Outlook calendar.
  • You send or receive an invitation for an audio or video call.
In this scenario, the client becomes unresponsive to user input, the Spinning Wait Cursor may be displayed, and the program freezes. 

Note These symptoms most likely occur after you have made many calls and joined many meeting by using Lync for Mac 2011.

Additionally, the following error message is logged in the client logs:

WARN :: media allocation result: LocalEndpointAllocationFailed

ERROR :: NotifyMediaAllocationDone: HRESULT failed: 80000008 = hrAllocErr. Media allocation failed
To fix this problem, install the update for Lync for Mac 2011 14.3.3.
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.

Article ID: 3139291 - Last Review: 02/22/2016 22:00:00 - Revision: 1.0

Microsoft Lync for Mac 2011

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