KHI: Cluster service problem may be causing the database copy to be dismounted.

DatabaseCopyMounted.DependsOn.ClusterService.AvailabilityRollup (DependencyMonitor)

A local database copy cannot be active (and mounted) because the server is not operational in the database availability group.

Element properties:

TargetMicrosoft.Exchange.2010.Mailbox.DatabaseCopyMounted
Parent MonitorSystem.Health.AvailabilityState
AlgorithmWorstOf
Source MonitorSystem.Health.AvailabilityState
RelationshipMicrosoft.Exchange.2010.Mailbox.DatabaseCopyMounted.Contains.Microsoft.Exchange.2010.Mailbox.ClusterService
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateFalse
Alert Auto ResolveFalse
RemotableTrue
AccessibilityPublic
CommentEscalationTeam='HIGH AVAILABILITY'

Source Code:

<DependencyMonitor ID="DatabaseCopyMounted.DependsOn.ClusterService.AvailabilityRollup" Accessibility="Public" Enabled="true" Target="Microsoft.Exchange.2010.Mailbox.DatabaseCopyMounted" ParentMonitorID="SystemHealth!System.Health.AvailabilityState" Remotable="true" Priority="Normal" RelationshipType="Microsoft.Exchange.2010.Mailbox.DatabaseCopyMounted.Contains.Microsoft.Exchange.2010.Mailbox.ClusterService" MemberMonitor="SystemHealth!System.Health.AvailabilityState" Comment="EscalationTeam='HIGH AVAILABILITY'">
<Category>AvailabilityHealth</Category>
<Algorithm>WorstOf</Algorithm>
</DependencyMonitor>