A contacts group is deleted when renaming the group by using the Delete key in Skype for Business 2016

Symptoms

When you try to rename a contacts group and use the Delete key to delete some characters in Skype for Business 2016, the contacts group is deleted unexpectedly.

Resolution

To fix this issue, install the October 10, 2017, security update for Skype for Business 2016 (KB4011159).