Can't join a meeting through Lync Web App after the meeting can't be joined from the Skype Meeting Add-in in Outlook

Applies to: Skype for Business 2016

Symptoms


Assume that you try to join a meeting from the Skype Meeting Add-in for Microsoft Office 2016 in Microsoft Outlook. In this situation, the client can't sign you in. When you are prompted to select to rejoin the meeting through Lync Web App, you may find that the meeting still can't be joined.

Cause


This issue occurs because there's an extra "?" character in the URL for joining a meeting through Lync Web App.

Resolution


To fix this issue, install the November 7, 2017, update (KB4011238) for Microsoft Skype for Business 2016.