Symptoms
Consider the following scenario:
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You set a telephone that is running Microsoft Lync 2010 Phone Edition as your default audio device in Lync 2010.
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You run an application that is based on Lync 2010 SDK to make an audio call.
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You disconnect the call when the telephone is ringing.
In this scenario, you receive a System.UnauthorizedAccessException exception on the Microsoft.Office.Uc.ModalityClass.Disconnect call. Additionally, the following error message is logged in the Lync 2010 ETL log:
HRESULT failed=0x80070005(ERROR_ACCESS_DENIED)
Resolution
To resolve this issue, install the following cumulative update:
2670326 Description of the cumulative update for Lync 2010: February 2012
More Information
For more information about the client-side logging and diagnostics, visit the following Microsoft website:
General information about the client-side logging and diagnostics
