A DTMF-based IVR application that is developed by using Lync Server 2010, UCMA 3.0 Workflow APIs crashes

Fixes an issue in which a DTMF-based IVR application crashes when a user barges-in multiple times with invalid DTMF digits or barges-in to request help. This issue occurs if the application is developed by using Lync Server 2010, UCMA 3.0 Workflow APIs.SymptomsConsider the following scenario: You...