Setup cannot continue with the upgrade

Hello,
I am trying to install Microsoft Exchange Server 2010 Service Pack 2 (SP2) but receive this weird error message which I can’t resolve easily so I need your suggestion. Please provide some proper solutions to fix these issues. I would be grateful to you. Thanks in advance.

Exchange Server 2010 SP2 Upgrade
Hub Transport Role Prerequisites
Error:
Setup cannot continue with the upgrade because the “beremote()” process (ID:3984) has open files.Close the process and restart Setup.
Elapsed Time 00:00:32
Client Access Role Prerequisites
