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Q165653: Cannot Open Pipe for NetMN (Access Denied)

Article: Q165653
Product(s): Microsoft SNA Server
Version(s): WINDOWS:3.0
Operating System(s): 
Keyword(s): kbnetwork
Last Modified: 13-JUN-2001

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The information in this article applies to:

- Microsoft SNA Server, version 3.0 
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SYMPTOMS
========

The following event will be logged in the application event log when a Netview
Connection is defined in the Server Properties page:

  Cannot open pipe for NetMN (Access denied)

CAUSE
=====

The problem is caused by missing a registry value.

RESOLUTION
==========

Setup now adds the following registry entry when adding a Netview connection:

  HKEY_LOCAL_MACHINE\CurrentControlSet\Services\LanmanServer\Parameters
     \NullSessionPipes:REG_MULTI_SZ:COMNETMN

To resolve this problem, obtain the hotfix mentioned below.

STATUS
======

Microsoft has confirmed this to be a problem in SNA Server version 3.0. This
problem was corrected in the latest Microsoft SNA Server 3.0 U.S. Service Pack.
For information on obtaining the service pack, query on the following word in
the Microsoft Knowledge Base (without the spaces):

  S E R V P A C K

Additional query words: sna Netmn

======================================================================
Keywords          : kbnetwork 
Technology        : kbAudDeveloper kbSNAServSearch kbSNAServ300
Version           : WINDOWS:3.0
Issue type        : kbbug
Solution Type     : kbfix

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