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"Cannot join the meeting due to user permissions" error message when a user tries to join a meeting in Outlook 2013 in a Lync Server 2013 environment

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Consider the following scenario:
  • Microsoft Lync Server 2013 servers in a Lync Server 2013 environment are not configured to use a period (.) as a decimal mark in the system locale.

    Note For example, the Lync Server 2013 servers are configured to use the Norwegian system locale in which a comma (,) is used as a decimal mark.
  • You receive a meeting request in Microsoft Outlook 2013 that was created in the Lync Server 2013 environment. 
  • In the Calendar view in Outlook 2013, you right-click the meeting request and then click the Join Lync Meeting item.
In this scenario, you receive the following error message:
Cannot join the meeting due to user permissions.

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This issue occurs because Lync Server 2013 incorrectly parses the version field that the client for Lync Server 2013 sends.

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To resolve the issue, install the following cumulative update:
2781564 Description of the cumulative update for Lync Server 2013, Web Components: February 2013

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Keywords: kbfix, kbqfe, kbexpertiseinter, kbsurveynew, kberrmsg, kb

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Article Info
Article ID : 2794263
Revision : 1
Created on : 1/7/2017
Published on : 2/27/2013
Exists online : False
Views : 202