Article ID: 2620441 - View products that this article applies to.
Assume that you have a database availability group (DAG) that is in Datacenter Activation Coordination (DAC) mode. You perform one of the following operations:
Warning: An unexpected error has occurred and a Watson dump is being generated: Save() called on session other that one used to create this object.
This issue occurs because a new session is created when the DomainController parameter is used. The new session causes the code to generate InvalidOperationException and results in the issue that is described in the "Symptoms" section.
To resolve this issue, install the following update rollup:
(https://support.microsoft.com/kb/2645995/ )Description of Update Rollup 1 for Exchange Server 2010 Service Pack 2
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the Datacenter Activation Coordination (DAC) mode, visit the following Microsoft website:
General information about the Datacenter Activation Coordination (DAC) modeFor more information about the Stop-DatabaseAvailabilityGroup cmdlet, visit the following Microsoft website:
General information about the Stop-DatabaseAvailabilityGroup cmdletFor more information about the Start-DatabaseAvailabilityGroup cmdlet, visit the following Microsoft website:
General information about the Start-DatabaseAvailabilityGroup cmdletFor more information about datacenter switchover, visit the following Microsoft website:
General information about datacenter switchoverFor more information about database Switchover for a database availability group in Exchange Server 2010, visit the following Microsoft website:
Exchange Server 2010 DAG Switchover
Article ID: 2620441 - Last Review: May 11, 2013 - Revision: 3.0