Forensic: Failed to save admin audit log. The log mailbox might be offline. Check the Event Log for more details.

_C746F589_CBAC_422E_B0A3_B423629F0174_ (UnitMonitor)

Knowledge Base article:

External Knowledge Sources

For more information, see the respective topic at the Microsoft Exchange Server TechCenter

Element properties:

TargetMicrosoft.Exchange.2010.Auditing
Parent MonitorMicrosoft.Exchange.2010.Auditing.ForensicMonitorsContainerAvailabilityHealth
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateFalse
Alert Auto ResolveTrue
Monitor TypeCorrelation.StatefulRepeatedWindowsEventTimerMonitorType
RemotableTrue
AccessibilityPublic
RunAsDefault
CommentActionable='False';Urgent='False';EscalationTeam='Datacenter'

Source Code:

<UnitMonitor ID="_C746F589_CBAC_422E_B0A3_B423629F0174_" Target="Microsoft.Exchange.2010.Auditing" Enabled="onEssentialMonitoring" Accessibility="Public" Remotable="true" ParentMonitorID="Microsoft.Exchange.2010.Auditing.ForensicMonitorsContainerAvailabilityHealth" TypeID="Correlation.StatefulRepeatedWindowsEventTimerMonitorType" Comment="Actionable='False';Urgent='False';EscalationTeam='Datacenter'">
<Category>AvailabilityHealth</Category>
<OperationalStates>
<OperationalState ID="Success" MonitorTypeStateID="TimerEventRaised" HealthState="Success"/>
<OperationalState ID="Warning" MonitorTypeStateID="EventRaised" HealthState="Warning"/>
</OperationalStates>
<Configuration>
<MonitorType>Forensic</MonitorType>
<TimeWindowInSeconds>120</TimeWindowInSeconds>
<RepeatThreshold>5</RepeatThreshold>
<ComputerName>.</ComputerName>
<LogName>Application</LogName>
<Expression>
<And>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">5000</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">MSExchange Management Application</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</Expression>
<TimerWaitInSeconds>86400</TimerWaitInSeconds>
</Configuration>
</UnitMonitor>