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OAuth authentication fails in Lync Server 2013 that has the January 2017 cumulative update installed

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Symptoms

OAuth authentication fails for Microsoft Unified Communications Web API (UCWA) after you install the January 2017 cumulative update 5.0.8308.984 for Lync Server 2013, Conferencing Server (KB 3210184).

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Cause

This issue occurs because the Microsoft.Web.Infrastructure.dll file isn’t updated in the January 2017 cumulative update for Lync Server 2013.

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Resolution

To fix this issue, install the March 2017 cumulative update 5.0.8308.987 for Lync Server 2013, Web Components Server.

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Keywords: kb, kbfix, kbsurveynew, kbExpertiseInter, kbqfe

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Article Info
Article ID : 4016533
Revision : 9
Created on : 3/21/2017
Published on : 3/21/2017
Exists online : False
Views : 218