Microsoft Exchange Server 2016 Cumulative Update 12 Unattended Setup Copying Files... File copy complete. Setup will now collect additional information needed for installation. Languages Management tools Mailbox role: Transport service Mailbox role: Client Access service Mailbox role: Unified Messaging service Mailbox role: Mailbox service Mailbox role: Front End Transport service Mailbox role: Client Access Front End service Performing Microsoft Exchange Server Prerequisite Check Configuring Prerequisites ... COMPLETED Prerequisite AnalysisSetup will prepare the organization for Exchange Server 2016 by using 'Setup /PrepareAD'. No Exchange Server 2013 roles have been detected in this topology. After this operation, you will not be able to install any Exchange Server 2013 roles. Configuring Microsoft Exchange Server Organization Preparation ... COMPLETED Preparing Setup ... COMPLETED Stopping Services ... COMPLETED Copying Exchange Files ... COMPLETED Language Files ... COMPLETED Restoring Services ... COMPLETED Language Configuration ... COMPLETED Exchange Management Tools ... COMPLETED Mailbox role: Transport service ... COMPLETED Mailbox role: Client Access service ... COMPLETED Mailbox role: Unified Messaging service ... COMPLETED Mailbox role: Mailbox service The Exchange Server setup operation didn't complete. More details can be found in ExchangeSetup.log located in the :\ExchangeSetupLogs folder.