When creating a new Lync Server connection in Quest One Quick Connect Express for AD 5.3.0 and Sync Engine 5.2.0, if multiple Lync servers are present in the environment, you may receive the following error:
Cannot connect using the specific connection settings. Exception of type 'System.Exception' was thrown.
A hotfix is available for Quick Connect Express for AD v. 5.3.0.
Please contact One Identity Support to obtain the hotfix.