On an Exchange Server 2010 server you may encounter an error when you try to add a database copy to a mailbox database that is enabled for circular logging.
When an Exchange Server 2010 Database Availability Group has been upgraded to Exchange 2010 SP1 you may encounter an error when adding or removing database copies on a DAG member.
If you are planning to deploy Exchange Server 2010 Database Availability Groups, and you virtualize your Exchange environment, then it is important to understand the supported scenarios.
As with earlier versions of Exchange Server when you first install Exchange Server 2010 it configures the first mailbox database for you. In Exchange Server 2007 this database was placed in a Storage Group called “First Storage Group” and was simply named “Mailbox Database”. This was not a problem in earlier versions of Exchange. Databases […]