Error occurred while writing per-user information for on database “”.

Details
Product: Exchange
Event ID: 1110
Source: MSExchangeIS Mailbox Store
Version: 6.5.6940.0
Component: Microsoft Exchange Information Store
Message: Error <error code> occurred while writing per-user information for <user name> on database “<name>“.
   
Explanation

This event can occur when there are accompanying problems with public folder visibility and/or usage. For example, especially in mixed environments, users with mailboxes on Exchange 2000 might not be able to see public folders homed on an Exchange 5.5 server, while those same public folders could be visible to users having mailboxes on Exchange 5.5. Event IDs 9551, 1025, and 1115 could also be in the application log.

   
User Action

Check for the following:

  • Check permissions on the appropriate public folders.
  • Check to ensure that the Active Directory Connector service account has adequate permissions set on the Exchange 2000 Organization object.
  • Event ID 1110 is a known problem with the Exchange 2000 SP2 store. Therefore, ensure that the latest service pack has been applied.

There are several causes for this event. Troubleshoot the event based on the context in which the problem presents itself.

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