DOCUMENT:Q166239 22-JAN-2000 [exchange] TITLE :XCLN: Err Msg: HTTP/1.0 404 Object Not Found PRODUCT :Microsoft Exchange PROD/VER:WINDOWS:5.0,5.5 OPER/SYS: KEYWORDS:kbusage ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Exchange Active Server Components, version 5.0 - Microsoft Outlook Web Access, version 5.5 ------------------------------------------------------------------------------- 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 1. In the Microsoft Management Console Internet Information Server object, select the DEFAULT Web site to add a directory. 2. Click the Action button, point to New, and select Virtual Directory. Use the New Virtual Directory wizard to complete the task. 3. In the Alias to be used to access this virtual directory dialog box type: Exchange 4. 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 5. In the What access permissions to you want to set for this virtual directory dialog box Check: Allow Read Access and Allow Execute Access 6. Select the Finish button. MORE INFORMATION ================ You may need to stop and restart the World Wide Web Publishing Service for these changes to take effect. Additional query words: ====================================================================== Keywords : kbusage Technology : kbOutlookSearch kbZNotKeyword6 kbExchangeSearch kbZNotKeyword2 kbOWASearch kbOWA550 kbExchangeActiveServComp500 Version : WINDOWS:5.0,5.5 Issue type : kbprb ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2000.