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A proxy authentication dialog box appears when you upload a PowerPoint presentation in Lync 2013

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Symptoms

Consider the following scenario:
  • You sign in to Microsoft Lync 2013 in an environment that has a proxy server deployed.
  • You try to upload a PowerPoint presentation to a conference by using Lync 2013.
  • There are no external DNS resolution and external HTTP connectivity that are through the proxy server.
In this scenario, a proxy authentication dialog box appears unexpectedly.

Note The proxy authentication is not required, and you do not receive a 407 error.

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More Information

If you input your credentials when prompted and then select the check box to save the credentials, the dialog box will disappear. The dialog box will disappear even if the credentials are invalid. 

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Resolution

To resolve this issue, install the following update:
2825630 Description of the Lync 2013 update: September 20, 2013

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Keywords: kbqfe, kbfix, kbsurveynew, kbexpertisebeginner, kb

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Article Info
Article ID : 2882812
Revision : 1
Created on : 1/7/2017
Published on : 9/21/2013
Exists online : False
Views : 379