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This article describes the issues that are fixed in the Microsoft Outlook 2010 hotfix package that is dated October 8, 2013.


Issues that this hotfix package fixes

  • Assume that you add a discovery search mailbox as a mailbox to a profile in Outlook 2010. When you export the items from the search results folder as a .pst file, calendar items are not exported.

  • When you have the permission to view another user's folder in Outlook 2010, the quota information is displayed incorrectly for your account.

  • Assume that you implement a Cisco Unity voice mail form for Outlook 2010 in a Citrix environment. When you scroll through an email message, Outlook 2010 crashes.

  • Assume that you integrate Outlook 2013 with SharePoint Server 2013. When you synchronize a task list with a SharePoint Server 2013 site, you receive a 0x80004005 error code.

  • Consider the following scenario:

    • Your administrator configures a policy so that you are prompted before you send a read receipt.

    • You receive an email message that requests a read receipt in Outlook 2010.

    • You open the email message, and then a dialog box appears.

    • You select the Don't ask me about sending receipts again┬ácheck box.

    • You receive another email message that requests a read receipt.

    In this situation, the dialog box appears again.

  • Assume that you set search folders to be stale in Outlook 2010. When you start Outlook 2010, Outlook 2010 crashes.

  • Assume that you install a Visual Studio add-in that cancels write events for tasks in Outlook 2010. After you assign a task to a user in Outlook 2010, the Manage Task group is disabled.

  • Assume that you send a recurring meeting to an Exchange user, and the Some invitees use other mail programs option is enabled for the meeting. When you receive a cancellation meeting after the user cancels the meeting request, Outlook 2010 crashes.

  • The unread or read count for email messages is not updated in folder trees in Outlook 2010.

  • Assume that a meeting request has a blank From field because the PR_SENT_REPRESENTING_NAME property is missing in Outlook 2010. When you try to update the meeting request, you receive the following error message:

    Could not complete the operation. One or more parameter values are not valid.

  • When you work in Schedule view in Outlook 2010, Outlook 2010 crashes.

  • Consider the following scenario:

    • You select the When replying to a message that is not in the Inbox, save the reply in the same folder check box in Outlook 2010.

    • You delete the .ost file for the cached mode profile.

    • You try to reply to an email message.

    In this situation, the email message is never sent.

  • Assume that you install Adobe Reader on a computer. When you print an email message that contains a .pdf file, you receive the following error message:

    There was an error opening this document. The selected file cannot be found.

  • Assume that the length of the legacyExchangeDN attribute and a server name exceeds 245 characters. When you send an email message from a cached mode profile, the email message remains in the Outbox folder and is never sent.

  • When you start Outlook 2010, the Favorites folders for additional mailboxes are not displayed.

  • Consider the following scenario:

    • You create a custom form that contains a body control.

    • You load the custom form in Outlook 2010.

    • You add text to the form.

    • You switch to a different window.

    • You switch back to the form and then type some text.

    In this situation, the text is does not appear even though the cursor is visible.

  • Assume that you disable the Transport Neutral Encapsulation Format (TNEF) format in Outlook 2010. When you use an IMAP account to send an email message to an invalid recipient, you do not receive a non-delivery report (NDR).

More Information

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.


To install this hotfix package, you must have either Microsoft Office 2010 Service Pack 1 (SP1) or SP2 installed. For more information about Office 2010 SP1 and SP2, click the following article numbers to view the articles in the Microsoft Knowledge Base:

2510690 List of all Office 2010 SP1 packages

2687521 List of all Office 2010 SP2 packages

Restart requirement

You do not have to restart the computer after you install this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

Registry information

Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.

After you install the hotfix package, you can follow these steps to configure how long Outlook 2010 waits before it tracks attachments:

  1. Click Start, click Run, type regedit in the Open box, and then click OK.

  2. Locate and then select the following registry subkey:


  3. On the Edit menu, point to New, and then click DWORD Value.

  4. Type FileTrackIdle, and then press Enter.

  5. In the Details pane, right-click FileTrackIdle, and then click Modify.

  6. In the Value data box, type a value, and then click OK.

    Note The default value is 1000. Therefore, by default, Outlook 2010 waits for 1 second before it tracks attachments by default.

  7. Exit Registry Editor.

File information

This hotfix package may not contain all the files that you must have to fully update a product to the latest build. This hotfix package contains only the files that you must have to resolve the issue that listed in this article.

The global version of this hotfix package uses a Microsoft Windows Installer package to install the hotfix package. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

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