HP Data Protector A.06.11 Integration Manual page 121

ESE subsystem or operating system reported error for Mailbox:
0xc7fe1f42: Database not found.
The problem occurs when the database being restored is not properly linked to the
RSG.
Action
To enable the restore of the database to the RSG, using Exchange Management
Console or Windows PowerShell appropriately link the database to the RSG.
Problem
Restore of a database to the Recovery Storage Group (RSG) fails
Restore of an Exchange Server 2007 database to the RSG ends abnormally after
reporting the following error:
ESE subsystem or operating system reported error for ():
0x3f3: The configuration registry key could not be opened.
The problem occurs when the database, which has been successfully restored to the
RSG, cannot be mounted.
Action
To enable the database that has been restored to the RSG to be mounted, perform
one of the following:
• In the Exchange Management Console, go to the Database Recovery Management
tool and perform the task Set up the 'Database can be overwritten by restore'
flag.
• In the Windows PowerShell, run:
Set-MailboxDatabase 'ExchangeServerName\RSGName\StoreName'
-AllowFileRestore $true
Integration guide for Microsoft applications 121