KnowledgeBase Archive

An Archive of Early Microsoft KnowledgeBase Articles

View on GitHub

Q140613: FIX:SQLDISCONNECT() May Cause Exception Error in Visual FoxPro

Article: Q140613
Product(s): Microsoft FoxPro
Version(s): WINDOWS:2.5,3.0
Operating System(s): 
Keyword(s): kbMDAC250kbbuglist kbfixlist
Last Modified: 22-FEB-2000

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

- Microsoft Visual FoxPro for Windows, version 3.0 
- Microsoft Data Access Components version 2.5 
-------------------------------------------------------------------------------

SYMPTOMS
========

In Visual FoxPro 3.0, Using the SQLDISCONNECT() function sometimes causes Visual
FoxPro to quit and display an "Exception error."

STATUS
======

Microsoft has confirmed this to be a problem in the Microsoft products listed at
the beginning of this article. This problem was corrected in Visual FoxPro 3.0b
for Windows.

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

Steps to Reproduce Problem
--------------------------

To reproduce this problem, a valid ODBC Data Source setup must be available on
the system.

1. In the Command window, type the following code:

     ?SQLSTRINGCONNECT()

2. Click Cancel when the SQL Data Source dialog box appears or click OK if an
  'Execution was canceled by user' dialog box appears.

3. Type the following in the Command window:

     ?SQLCONNECT()

4. Select a valid DataSource. You should receive a 1 for a connection handle.

5. Type the following in the Command window:

     ?SQLDISCONNECT(1).

  Visual FoxPro quits with "Exception error" or "This program has performed an
  illegal operation and will be shut down."

Additional query words: fixlist3.0b buglist3.00

======================================================================
Keywords          : kbMDAC250 kbbuglist kbfixlist
Technology        : kbVFPsearch kbAudDeveloper kbMDACSearch kbMDAC250 kbVFP300
Version           : WINDOWS:2.5,3.0
Issue type        : kbbug
Solution Type     : kbfix

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

THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY.