How to manually execute WorkItem Grooming in Service Manager

IMPORTANT: Always perform a FULL Backup of the database before doing anything to it !!! ALSO: It is advised that you open a case at Microsoft before doing this – directly editing the database is not supported and you may find yourself in an unsupported state if anything goes wrong.   There are situations where…

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When you try to create a Calendar in Service Manager 2012 you get the error – Value cannot be null

In some environment, depending on the TimeZone settings – most important of all Daylight Saving, you may get this error message when you try to create a Calendar in the Service Manager 2012 Console which can also be seen in the Event Log: Application: System Center Service Manager Application Version: 7.5.1561.0 Severity: Error Message: Value…

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Build-In User Role missing from Operations Manager 2012

Something strange happened recently where we tried to install OM 2012 Reporting, but that failed with the follwing error message logged into the installation log file: Warn: :Message:SRSPolicySetter SoapException Exception: System.Web.Services.Protocols.SoapException: The user or group name ‘{2537B367-6D74-4110-B0B5-1F51C1B1B09E}’ is not recognized. —> Microsoft.ReportingServices.Diagnostics.Utilities.UnknownUserNameException: The user or group name ‘{2537B367-6D74-4110-B0B5-1F51C1B1B09E}’ is not recognized.    at Microsoft.ReportingServices.WebServer.ReportingService2005Impl.SetSystemPolicies(Policy[] Policies)    at…

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Service Manager slow perfomance

PLEASE WATCH: https://channel9.msdn.com/Events/MMS/2013/SD-B312   A lot of Service Manager environments (2010 or 2012) suffer from bad performance because of to many entity changes. Let me explain how this works: To best explain, we will take an out of the box relationship: System.WorkItemAffectedUser <RelationshipType id=”System.WorkItemAffectedUser” accessibility=”Public” abstract=”false” base=”System!System.Reference”>   <Source id=”IsCreatedForUser” MinCardinality=”0″ MaxCardinality=”2147483647″ type=”System.WorkItem” />   <Target id=”RequestedWorkItem” MinCardinality=”0″ MaxCardinality=”1″ type=”System!System.User” /></RelationshipType>…

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OM Agent fails to execute scripts – Warning Event 21405

If you ever find yourself in the situation where you notice (Alerts in the console or Operations Manager event log on an agent) that an agent is not able to successfully execute some scripts you should check locally on the agent in the Operations Manager event log to see if you get the Warning level…

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Know issues when upgrading from OM 2007 R2 to OM 2012

Well first of all I really encourage you to upgrade to OM 2012 because it really brings a lot of features and fixes as well as cool integration with the other System Center 2012 products. Now thinking about a product which is very complex, also supports localization and allows a lot of flexibility and extensibility,…

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When trying to design a RunBook using Active Directory Integration Pack 7.0, it fails with error "Failed to load the assembly containing the service class."

IMPORTANT: Allways perform a FULL Backup of the database before doing anything to it !!! ALSO: It is advised that you open a case at Microsoft before doing this – directly editing the database is not supported and you may find yourself in an unsupported state if anything goes wrong.   Installed System Center Orchestrator…

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Configuration update fails with event IDs 29106, 29206, 29100 in OM 2007 R2

IMPORTANT: Allways perform a FULL Backup of the databases before doing anything to it !!! ALSO: It is advised that you open a case at Microsoft before doing this – directly editing the database is not supported and you may find yourself in an unsupported state if anything goes wrong.   You may notice that…

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Reducing the maximum number of OIDs queried in a single batch in OM 2012

Ran into a nice issue when actvating advanced network performance monitoring on a Cisco ASA firewall. In the Cisco system logs: “incoming SNMP request (# bytes) from IP address IP_ADDRESS and PORT PORT_NUMBER Interface “inside” exceeds data buffer size, discarding the SNMP request” This scenario can happen on some network devices in case that the…

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