Microsoft KB Archive/166239

= XCLN: Err Msg: HTTP/1.0 404 Object Not Found =

PSS ID Number: 166239

Article Last Modified on 2/19/2004

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The information in this article applies to:


 * Microsoft Exchange Active Server Components 5.0
 * Microsoft Outlook Web Access 5.5

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This article was previously published under Q166239



SYMPTOMS
You may receive the following error when attempting to access the Microsoft Exchange Outlook Web Access logon screen via a browser by entering http://servername/exchange:

HTTP/1.0 404 Object Not Found



CAUSE
One or more of the following conditions may exist:


 * There is no virtual directory called /Exchange specified in the IIS WWW Service Properties.
 * The virtual directory has been changed from /Exchange to another alias name such as /Mail



WORKAROUND
It is sometimes necessary to remove the Microsoft Exchange Outlook Web Access components and reinstall them to allow Microsoft Exchange Outlook Web Access to function correctly.

If the :\exchsrvr\webdata directory exists but no Directory or Virtual Directory exists for the :\exchsrvr\webdata directory in the IIS WWW Service Properties then the best option is to remove and re-install the Microsoft Exchange Outlook Web Access Components.

Another option is to try to re-create the Directory and Alias in the IIS WWW Service Properties.

Steps to take for IIS 3.0


 * 1) In Internet Service Manager, double-click the service for which you want to add a virtual directory to display its property sheets.
 * 2) Click the Directories tab.
 * 3) Click Add.
 * 4) Click Browse to select the :\exchsrvr\webdata directory in the Directory box.
 * 5) Click Virtual Directory, then type the name of the /Exchange virtual directory in the Alias box.
 * 6) Set the Access permissions to Read and Execute.
 * 7) Click OK.
 * 8) Click Apply and then click OK.

Steps to take for IIS 4.0

 In the Microsoft Management Console Internet Information Server object, select the DEFAULT Web site to add a directory. Click the Action button, point to New, and select Virtual Directory. Use the New Virtual Directory wizard to complete the task. In the Alias to be used to access this virtual directory dialog box type:

Exchange

 In the Enter the physical path of the directory containing the content, you want to publish dialog box choose the Browse button and select:

\exchsrvr\webdata

 In the What access permissions to you want to set for this virtual directory dialog box Check:

Allow Read Access and Allow Execute Access

 Select the Finish button.</li></ol>

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MORE INFORMATION
You may need to stop and restart the World Wide Web Publishing Service for these changes to take effect.

Keywords: kbprb kbusage KB166239

Technology: kbExchangeActiveServComp500 kbExchangeSearch kbOutlookSearch kbOWA550 kbZNotKeyword2 kbZNotKeyword6

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