Offline address book file outlook 2007

There is a differential file missing on the server. Outlook cannot update to the current version without it. This behavior may occur if one of the following conditions is true:. You did not start Outlook to log on to your Exchange mailbox for more than 30 days. The server policy permits only 30 days of differential files. The server was reset, or it crashed before it could post the differential files but after it was able to post the full offline address book files on the public folder.

The version on the server and the version on the client do not match. There is a more recent version of the offline address book present on the server. For example, Version 3a Unicode offline address book is now available, and you previously downloaded a Version 2 offline address book. Applying changes to the offline address book failed. For example, differential files are corrupted on the server. Corruption may occur if the server goes down during differential file generation.

A change to the legacyDN table occurred. One or more offline address book files were not present on the client computer. For example, a user accidentally deletes one of the. Note Outlook will not perform a full download if there is a disk-space problem on the client computer.

This restriction helps safeguard the network against excessive downloads. Q Is there any compression of the data during an offline address book download? A To save bandwidth, the offline address book is compressed to less than one-third of its full size during the download. You can see the full offline address book files by using Outlook Web Access with a URL that is similar to the following:.

If there are user certificates in the offline address book, this will add approximately 1 KB per certificate. Q Outlook shows the "Updating Address Book" status for a long time. A Outlook has a throttling feature that slows the address book update when you are working in Outlook.

Outlook is helping you complete other activities and does not allow the address book update to interfere. A In computers with slow hard disk drives, such as some earlier portable computers, the process of updating the address book can slow down the computer if the hard disk is fragmented. To improve offline address book download performance, try defragmenting your hard disk. In fact, Outlook cached mode will continue to download the offline address book every 24 hours regardless of whether the option is enabled.

Note To locate this option, follow these steps for your version of Outlook: Outlook or later versions:. When you click to select the Download offline address book check box and then click Address Book Settings , the Offline Address Book dialog box appears.

In this dialog box, you can specify either No Details or Full Details. These settings affect the offline address book download. For example, if you select No Details , a no-details version will be automatically downloaded to your computer during an offline address book download.

Q How can I determine whether my client is performing a full offline address book download? A To have Outlook display a dialog box that prompts you before the offline address book download starts, follow these steps. Type 1, and then click OK. Set this value to 1 to display the prompt. Set it to 0 to not display the prompt. When Outlook starts the offline address book download, a dialog box prompts you to select whether you want to perform a full download.

If you click No , Outlook will prompt you again after one hour. However, Outlook only deletes the offline address book files that belong to the current profile. If you create a new Unicode profile, you may still see some old ANSI offline address book files if these files are associated with another Outlook profile. Q How can I indicate that I want exact alias matching with the offline address book?

A When you use Outlook in cached mode, a registry setting controls how names are matched to the offline address book. By default, name fragments are matched to all naming fields, not just to the e-mail alias. For example, the following table contains examples of how names are resolved in Outlook in cached mode.

If you type bobb in an Address field, Outlook resolves "bobb" to both entries in cached mode. You can indicate that you want an exact match for an e-mail alias by typing an equal sign before the e-mail alias text. If you are using Outlook in cached mode, you can turn on exact e-mail alias matching without having to use the equal sign.

To use this function, follow these steps. Click Start , click Run , type regedit, and then click OK. Setting this value to 1 enables exact matching. A The offline address book supports name resolution indexes against the following properties only:.

Conversely, Active Directory is configurable. Your administrator can set the server to resolve names against any set of properties. If Active Directory had the display name set to "Lastname, Firstname," the following values would be indexed for the properties in the sample user information:. In this configuration, you cannot find this user if you type "Marcelo. If installing SP2 is not an option, you must perform additional steps for non-SP2 clients. For more information, click the following article number to view the article in the Microsoft Knowledge Base:.

This can reduce the effectiveness of cached mode because Outlook must have the global catalog server to resolve names. Q I cannot resolve proxy addresses now. If these fields do not meet your requirements, you can force Outlook to resolve proxy addresses. Please see the details in article for additional information. Q Can I add a custom property to the offline address book? You cannot add custom properties directly to the offline address book.

This can cause remote procedure call RPC traffic to the server and can cause delays if these properties are published to the General tab. We recommend that you add these custom properties to alternative tabs. For more information about resolving custom properties when using Outlook, click the following article number to view the article in the Microsoft Knowledge Base:. Can I use two cached profiles with their own offline address books?

Outlook supports only one offline address book per user account on a computer. If you have multiple profiles, only one profile can download the offline address book. If you have to use two cached mode profiles, make sure that one of the profiles does not download the offline address book. For more information about how to disable the Outlook Address Book download for a cached mode profile, click the following article number to view the article in the Microsoft Knowledge Base:. A To determine whether Outlook is using a downloaded offline address book or the global address list, follow these steps:.

If you see a server name, such as WinGC, Outlook is going online for this information, and you have not yet completed a full download of the offline address book. Q Can offline address books be shared on one computer among multiple profiles? The information that relates to an offline address book is stored per profile.

Offline address books cannot be shared among multiple profiles. Q How can I download a Unicode offline address book? A By default, if you are connected to a server that is running Exchange or later, the offline address book that is downloaded is a Unicode offline address book.

If you are connected to a server that is running either Exchange or Exchange 5. The basic rules are:. If Outlook is running in Unicode mode, Outlook tries to download a Unicode offline address book. Note If your computer is running Exchange or later, your profile must also be set to Unicode mode to download a Unicode offline address book. To check the mode for your profile, follow these steps for your version of Outlook: Outlook and later versions:. If you are running in non-Unicode mode and you are using an Exchange or later versions, try creating a new Outlook profile to change over to Unicode mode.

On the Tools menu, click Account Settings. Q Must I have a full-details offline address book for cached mode, or can I work with a no-details offline address book instead? A Outlook cached mode relies on the information present in the full-details offline address book to provide a smooth cached mode experience. A no-details offline address book does not have all the properties that Outlook requires to function without the server access. The lack of properties might make Outlook unresponsive at certain times.

Another way to make sure that you get a fresh copy of the OAB is by renaming the oab-files to. The quickest and most thorough method is to simply rename the Offline Address Books folder by appending. There are 6 of them:. After deleting the files, make sure you trigger a manual update from within Outlook as described above. In that case, it is recommended to recreate your mail profile.

NOTE: See the bottom of this article for the 3rd-party information disclaimer. Check whether Outlook and the computer can access the Offline Address Book file on the server. This action is typically done by Outlook in the background. It also happens when you force a download of the Offline Address Book in Outlook. To do this check, sign in to the Microsoft portal, and then follow these steps:.

Click to clear the Use Guessmart check box, and then click to clear the Secure Guessmart Authentication check box. The webpage should contain lots of XML data. The figure below depicts an example of the information that should be displayed in Internet Explorer. Still need help? Go to Microsoft Community. The information and the solution in this document represent the current view of Microsoft Corporation about these problems as of the date of publication.

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