Recommended Windows Hotfix for Database Availability Groups running Windows Server 2008 R2

In early August 2011, the Windows SE team released the following Knowledge Base (KB) article and accompanying software hotfix regarding an issue in Windows Server 2008 R2 failover clusters: KB2550886 – A transient communication failure causes a Windows Server 2008 R2 failover cluster to stop working The Exchange team has posted an article on the…

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MSExchangeIS Mailbox Store – EventID 10001

  Mailbox cleanup could not completely remove the mailbox for user XXXXXXX following mailbox removal. Encountered error 0xfffffae8. Should this message continue to persist for the same mailbox, it may be indicative of a problem that requiresfurther investigation. to solve this problem dismoun/mount the current databse (if previous databse still exist dismount/mount this database also )

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