Consider the following scenario in a Microsoft Skype forBusiness Server 2015 environment:
- You are a federated Skype for Business user to User A.
- The BusyOptions with the Busy On Busy feature is enabled in User A's organization.
- User A is already engaged in another communication stream.
- You make a call to User A.
In this scenario, the call fails and you receive the followingerror message:
Call was notcompleted or has ended.