Symptoms
Assume that you develop a Microsoft Lync 2013 SDK-based application that works in side-by side mode in Lync 2013. When you try to send an instant message by using the application, the application throws the following unhandled exception:
NotSupportedException
Resolution
To resolve this issue, install the following cumulative update:
2881705 Description of the cumulative update package for Lync 2013 SDK: September 2013
