Current environment is 4 - Exchange 2010 Enterprise servers running in two sites on a single DAG. These servers run 2008R2 and are up to date in Exchange (version 14.3 (build 123.4), update rollup 4 for exch 2010 sp3) and Windows patching.
I'm now looking to transition to an Exchange 2013 environment.
Ran AD prep and installed Exchange 2013 Enterprise on a 2012 server. All patching is up to date.
Running the command Add-DatabaseAvailabilityGroupServer -Identity <DAG> -MailboxServer <FQDN> gives an error of
WARNING: An unexpected error has occurred and a Watson dump is being generated: Server 'servername' must be running
Exchange Server 2010.
Server 'servername' must be running Exchange Server 2010.
+ CategoryInfo : NotSpecified: (:) [Add-DatabaseAvailabilityGroupServer], DagTaskErrorServerWrongVersion
+ FullyQualifiedErrorId : Microsoft.Exchange.Management.Tasks.DagTaskErrorServerWrongVersion,Microsoft.Exchange.Ma
nagement.SystemConfigurationTasks.AddDatabaseAvailabilityGroupServer
+ PSComputerName : fqdn
Any ideas what can be causing this and how to fix it?
Steven M. Shue, Exchange Admin