DOCUMENT:Q180001  28-MAR-1999  [exchange]
TITLE   :XADM: The Service Cannot Accept Control Messages at This Time
PRODUCT :Microsoft Exchange
PROD/VER:WINDOWS:4.0,5.0,5.5
OPER/SYS:
KEYWORDS:kberrmsg

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The information in this article applies to:

 - Microsoft Exchange Server, versions 4.0, 5.0, 5.5 
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SYMPTOMS
========

When you attempt to stop the Microsoft Exchange Server System Attendant service,
the following error may occur:

   The service cannot accept control messages at this time.

   Microsoft Windows NT
   ID no 0xc0020425

If you try to stop the service manually with the following command

   NET STOP MSExchangeSA

the following error message appears:

   The service cannot be controlled in its present state.

In Event Viewer there is no indication of problems with the service.

CAUSE
=====

The System Attendant service has become unstable.

WORKAROUND
==========

To work around this problem of the service being in an "uncontrollable" state,
do one of the following:

 - Restart the server to allow the service to be forcibly shut down and
   restarted with the server startup.

   -OR-

 - Use the Windows NT Resource Kit tool Kill.exe to terminate the Mad.exe
   process. Please refer to the Resource Kit documentation for more information.

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Keywords          : kberrmsg 
Technology        : kbExchangeSearch kbExchange500 kbExchange550 kbExchange400 kbZNotKeyword2
Version           : WINDOWS:4.0,5.0,5.5
Issue type        : kbprb

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