DOCUMENT:Q156660 20-FEB-2002 [winnt] TITLE :Cannot Install Windows NT 4.0 Competitive Upgrade PRODUCT :Microsoft Windows NT PROD/VER::4.0 OPER/SYS: KEYWORDS:kbsetup ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 4.0 ------------------------------------------------------------------------------- SUMMARY ======= If you try to upgrade to Windows NT Server version 4.0 from another operating system, setup may prompt for the installation media for the previous operating system. Microsoft Windows NT 4.0 Server setup may also request the media for a previous version of Windows NT. MORE INFORMATION ================ There are different upgrade products for Microsoft Windows NT Server version 4.0. There is a standard upgrade package for upgrading from a previous version of Windows NT, and there is a competitive upgrade to migrate from another operating system. If you are migrating from another operating system, make sure the product ID for the upgrade package is correct for the competitive upgrade. If you try to use the standard upgrade package to migrate from another operating system, the installation may not finish. For more information, consult your software retailer or contact Microsoft Sales at (800) 426-9400 to determine if you have the correct upgrade package. Additional query words: prodnt nt setup novell ====================================================================== Keywords : kbsetup Technology : kbWinNTsearch kbWinNT400search kbWinNTSsearch kbWinNTS400search kbWinNTS400 Version : :4.0 Issue type : kbinfo ============================================================================= 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 2002.