DOCUMENT:Q192464 07-OCT-1999 [msnetwork] TITLE :Err Msg: Unable to Start the Program. One of the Required... PRODUCT :The Microsoft Network PROD/VER:WINDOWS:2.51,2.6 OPER/SYS: KEYWORDS:kberrmsg kbsetup kbmsnkbfaq ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - The Microsoft Network versions 2.51, 2.6 ------------------------------------------------------------------------------- SYMPTOMS ======== When you reinstall MSN, the Microsoft Network, or Microsoft Internet Explorer 4.0, you may receive the following error message: Outlook Express is not installed or corrupted. You may also receive the following error message when you attempt to start Microsoft Outlook Express: Unable to start the program. One of the required components may be busy or missing. Please check your installation and try again. CAUSE ===== This behavior can occur if an earlier version of Internet Explorer 4.0 is installed over Internet Explorer 4.01 Service Patch 1 (SP1). NOTE: This behavior also occurs even if you successfully remove Internet Explorer 4.01 SP1 before you reinstall the earlier version. RESOLUTION ========== To resolve this issue, you need to reinstall both Internet Explorer 4.01 Service Patch 2 (SP2) and Outlook Express. 1. Click Start, point to Settings, and then click Control Panel. 2. Double click Add/Remove Programs. 3. Click Microsoft Outlook Express 4 and then click Add /Remove. 4. Follow the instructions to remove Outlook Express, click OK to return to Windows, and then restart the computer. 5. Start Internet Explorer. If you are prompted to connect to MSN do so. 6. On the Help menu, click Product Updates. 7. Click to select Microsoft Outlook Express. This will install Internet Explorer SP2 as well. 8. When the download and Internet Explorer 4.01 SP2 upgrade installation is finished, restart the computer. 9. Click Start, and then click Run. 10. In the Open box, type the following line, and then click OK: http://setup.msn.com/membersonly/config/config.asp. If you are prompted to connect to MSN, do so. 11. Scroll down the page and click the Click Here to Continue link. Additional query words: msnet msnetwork microsoft-net m.s.n. outex 2.51 2.60 ====================================================================== Keywords : kberrmsg kbsetup kbmsn kbfaq Technology : kbMSNSearch kbMSN251 kbMSN260 Version : WINDOWS:2.51,2.6 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 1999.