DOCUMENT:Q180403  27-FEB-2002  [exchange]
TITLE   :XADM: Error Message Trying to Install Exchange 5.5 Upgrade Only
PRODUCT :Microsoft Exchange
PROD/VER::5.5
OPER/SYS:
KEYWORDS:kbusage

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5 
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SYMPTOMS
========

When you try to run Setup of Microsoft Exchange Server version 5.5, you may
receive an error message stating that this product is an Upgrade Only version.

CAUSE
=====

The media that you are trying to install is a Product/Competitive Upgrade. This
product is for customers who want to upgrade to Microsoft Exchange Server 5.5
Standard Edition from MS Mail or any competitor products.

WORKAROUND
==========

If the previous version or the qualifying competitive upgrade product has been
removed, reinstall the product and then run the Exchange 5.5 Setup.

MORE INFORMATION
================

If you perform a Remove All after installing the Exchange 5.5 upgrade product
(for example, following disaster recovery), you must reinstall the previous
version or the qualifying competitive upgrade product and re- upgrade with the
Exchange 5.5 media.

Part No. 312-00692 Product/Competitive Upgrade [ASCII 151] Standard Edition with
Five CALs.

Part No. 312-00683 Version Upgrade [ASCII 151] from 5.0 Standard Edition to 5.5
Standard Edition.

More product information may be obtained from the Microsoft Web site at:
http://www.microsoft.com/exchange

Additional query words:

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Keywords          : kbusage 
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : :5.5
Issue type        : kbprb

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