This article was previously published under Q195845
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You cannot open a file attachment in a Microsoft Outlook e-mailmessage if the following two conditions are true:
You are using Microsoft Word as your e-maileditor.
The message was originally created with the sensitivity set toPrivate.
To open the file attachment, do not use Microsoft Word as your e-maileditor. To turn off Word as your default e-mail editor, follow these steps:
On the Tools menu, click Options, and then click the Mail Format tab.
Click to clear the Use Microsoft Word to edit e-mail messages check box.
Click Apply, and then click OK to close the Options dialog box.
Open the message containing the attachment.
Double-click the attachment to open it.
Note To avoid this behavior when you send an attachment on a message with the sensitivity of Private, you can change the format to plain text. To do this, click Plain Text in the Format menu.
Steps to Reproduce Problem
Compose a new mail message, but do not use Word asthe e-mail editor.
Attach a Word document.
On the open message View menu, click Options, and set the sensitivityto Private.
Send the message to yourself.
Before you open the message, set Word as your default e-mail editor. To do this, follow these steps: On the Tools menu, click Options. Click the Mail Format tab, and then click to select Use Microsoft Word to edit e-mail messages.
Open the message and double-click the file attachment.
The file attachment does not open. If you turn off Word as your e-maileditor and reopen the message, then you can open the attachment.
Note This behavior does not occur when you use Microsoft Exchange Client withWord as the e-mail editor.