Please follow the link http://support.microsoft.com/kb/2992020 for upgrade steps and further documentation
Issues that are fixed in this update rollup
It takes many minutes for the Microsoft.Windows.CheckNTServiceStateMonitorType function to determine that the service is down.
An attempt to apply sensitivity rules fails, and you receive the following error message:
Exception: System.ApplicationException: Attribute 'regexCompare' is null
at Microsoft.EnterpriseManagement.Modules.Apm.LibraryConfigManager.Tools.XmlTools.GetMandatoryAttribute(String attributeName, XmlNode node)
at any attempt to apply sensitivity rules fails with the errorMicrosoft.EnterpriseManagement.Modules.Apm.LibraryConfigManager.Modules.ApmModule.Core.Actions.AgentHandlersConfig.HiddenRuleXmlDeserializer.Deserialize(XmlNode rowData)
GSM locations are geotagged incorrectly on Map Widget.
The MonitoringHost.exe process issues too many calls to System Center Failover Clustering.
The re-synchronization of all managed entities from Operations Manager to the Operations Manager Data Warehouse database causes duplicate entries, and an exception that resembles the following is thrown:
If data is truncated and is in Terminal status to a workflow, event ID 31551 is logged, and an exception that resembles the following is thrown:
An arithmetic overflow error occurs, and an exception that resembles the following is thrown:
You experience poor performance when Operations Manager searches for attributes. Additionally, when doing more than one search in a row, the cache file (momcache.mdb) keeps increasing.
SCX agent generates lots of warnings in the log file when a user is using Security-Enhanced Linux (SELinux).
By default, the Rpcimap monitor for Red Hat Enterprise Linux 6 is disabled.