>Tom,
>We're apparently not concerned by this. However, there are 2 technet articles
>about this:
>Q164489
>CAUSE
>=====
> 
>This error occurs because the server from which the offline address book is
>being generated does not contain all of the necessary files for multiple
>language support for Microsoft Exchange.
> 
>RESOLUTION
>==========
> 
>Install the correct code pages, locales, and templates for all languages to
>be supported by Microsoft Exchange Server.
>
>And:
>Q179346
>SYMPTOMS
>========
> 
>You may receive the following error message when you attempt to generate
>the Exchange offline Address Book (OAB):
> 
>   An error occurred while generating the offline Address Book. To
>   view details, see the application event log in the Windows NT
>   Event Viewer on the offline Address Book server.
> 
>   Microsoft Exchange Administrator
>   ID no. c1031662
> 
>The event viewer will log the following event:
> 
>   Event ID 5004
>   Generation of the offline Address Book is complete. Result: An
>   error occurred.
> 
>CAUSE
>=====
> 
>The foreign Details Templates or the One-Off Address Templates, or both,
>have been installed, but the corresponding Windows NT Code Pages have not.
> 
>If the Language Container exists, but no corresponding template information
>exists when the Language Container is selected in the Administrator
>program, the offline Address Book cannot be generated.
> 
>WORKAROUND
>==========
> 
>The Details Templates, One-Off Address Templates, and the corresponding
>Windows NT Code Pages must be installed properly for each language. If they
>are not installed properly, then each empty Language Container must be
>removed from the directory using the following procedure:
> 
>WARNING: Using the raw mode of the Exchange Administrator program (admin
>/r) incorrectly can cause serious problems that may require you to
>reinstall Microsoft Windows NT Server and/or Microsoft Exchange Server.
>Microsoft cannot guarantee that problems resulting from the incorrect use
>of raw mode can be solved. Use raw mode at your own risk.
> 
>1. Start the Microsoft Exchange Administrator program in raw mode by
>   executing ADMIN.EXE -R from the EXCHSRVR\BIN directory.
> 
>2. Open the Details Templates and the One-Off Address Templates objects
>   under Configuration/Addressing in the Administrator program.
> 
>3. Highlight the foreign language template(s) listed, and then click Delete
>   Raw Object from the Edit menu in the Administrator program.
> 
>René Lambelet - (3543 - *A581 
>Nestec SA - 55, Av. Nestlé - CH-1800 Vevey
>Tel: ++41/21/924'35'43 / Fax: ++41/21/924'45'89
>E-Mail: rene.lambelet AT nestle DOT com
>
>-----Original Message-----
>From:  Pearson, Tom [SMTP:TomP AT DIS.WA DOT GOV]
>Sent:  Friday, May 15, 1998 7:06 PM
>To:    ADSM-L AT VM.MARIST DOT EDU
>Subject:       Exchange Agent DIR Restore then Offline Address Book Generation
>fails
>
>We have seen a problem which may be related to an Exchange Directory
>restore from an ADSM backup.
>
>On a test Exchange 5.5 system a restore of the Information Store from an
>online ADSM backup was done successfully with no apparent problems
>resulting.  The next day a restore of the Directory was done from an
>online ADSM backup and appeared to be correct.  However the next
>scheduled generation of the Offline Address book resulted in error event
>ID 5004 on the Application Event Log:
>
>Generation of the offline Address Book is complete. Result: The attempt
>to log on to the Microsoft Exchange Server computer has failed.
>Microsoft Exchange Server Information Store ID no:
>8004011d-0512-00000000
>
>The Offline Address book generation after the restore of the IS but
>before the Dir restore was successful.
>
>The only reason we have to suspect the ADSM restore is that it was the
>only Exchange activity on that system that day!  No other problems have
>been found on that system, other maintenance operations work correctly.
>
>Has anyone else experienced this or have any suggestion?