DOCUMENT:Q223034  05-DEC-1999  [iis]
TITLE   :Client Authentication Certificate Request Fails
PRODUCT :Internet Information Server
PROD/VER:winnt:4.0
OPER/SYS:
KEYWORDS:kbWinNT400sp4fix

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The information in this article applies to:

 - Microsoft Internet Information Server 4.0 
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SYMPTOMS
========

When you request a Client Authentication Certificate on the Certificate
Enrollment Form from Microsoft Certificate Server, one of the following error
messages may occur:

   CERTIFICATE SERVER
   You have submitted an empty string which indicates that an error has occurred
   on your machine. Please verify the data you have submitted is valid and that
   a PKCS10 is being correctly generated by your machine.

   Error
   A Runtime Error has occured.
   Do you wish to Debug?
   Line: 77
   Error: Object doesn't support this property or method

This error message can also occur if you try to create the *.pvk and *.spc with
commas in the request.

CAUSE
=====

This is a known issue with Xenroll.dll included with Windows NT 4.0 Service Pack
3.

RESOLUTION
==========

To resolve this problem, obtain the latest service pack for Windows NT version
4.0. For additional information, please see the following article(s) in the
Microsoft Knowledge Base:

   Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack


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

The problematic Xenroll.dll file is version 1, 0, 0, 1.


Additional query words:

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Keywords          : kbWinNT400sp4fix 
Technology        : kbiisSearch kbiis400
Version           : winnt:4.0
Issue type        : kbprb
Solution Type     : kbpending

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