DOCUMENT:Q259766  18-MAY-2001  [exchange]
TITLE   :XADM: Installation of ADC Stops Responding at Schema Update
PRODUCT :Microsoft Exchange
PROD/VER:winnt:5.5 SP3
OPER/SYS:
KEYWORDS:exc55sp3

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5 SP3, on platform(s):
    - the operating system: Microsoft Windows 2000 
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SYMPTOMS
========

When you install the Active Directory Connector (ADC) for Exchange Server 5.5
Service Pack 3 on either a member server or domain controller in a native
Windows 2000 Server environment, the installation may not work and the following
error message may be displayed:

   Schema Update failed--busy.

There are no errors logged in the application event log.

CAUSE
=====

This issue can occur if the computer that is running Schema Master is too slow.

RESOLUTION
==========

To resolve this issue, gather the necessary information about the system
topology and forest organization, and then transfer the Schema role to a faster
computer. For additional information, click the article number below to view the
article in the Microsoft Knowledge Base:

   Q255690 How to View and Transfer FSMO Roles in the Graphical User Interface


Additional query words:

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Keywords          : exc55sp3 
Technology        : kbExchangeSearch kbZNotKeyword2
Version           : winnt:5.5 SP3
Issue type        : kbprb

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