DOCUMENT:Q183370  02-APR-1998  [vbwin]
TITLE   :PRB: System Error "No Such Interface Supported"
PRODUCT :Microsoft Visual Basic for Windows
PROD/VER:WINDOWS:5.0
OPER/SYS:WINDOWS
KEYWORDS:vb5all VBKBError vbwin kberrmsg

======================================================================
---------------------------------------------------------------------
The information in this article applies to:

 - Microsoft Visual Basic Learning, Professional, and Enterprise Editions
   for Windows, version 5.0
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SYMPTOMS
========

When you show the Components dialog by either right-clicking the Toolbox or
choosing the Project menu, the following error message appears followed by
a blank dialog box:

   System Error &H80004002 (-2147467262)
   No Such Interface Supported

Note that the memory address may vary.

CAUSE
=====

This error is caused by an incorrect version of comcat.dll.

RESOLUTION
==========

To resolve the problem, install the correct version of comcat.dll by
completing the following steps:

1. Copy comcat.dll, version 4.71 (22k), from the
   ..\DevStudio\VB\Setupkit\kitfil32\sys32 directory or from your Visual
   Basic CD to the Windows\System or WinNT\System32 directory.

2. Use REGSVR32.EXE to register COMCAT.DLL. To register, click Run on the
   Windows 95 Start menu, type the following command line, and the click
   OK:

      regsvr32 comcat.dll

Additional query words: registry
======================================================================
Keywords          : vb5all VBKBError vbwin kberrmsg
Version           : WINDOWS:5.0
Platform          : WINDOWS
Issue type        : kbprb

=============================================================================

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